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TOYOTA Service Manual ORDER NO. CRT2884 GM-9127ZT/EW POWER AMPLIFIER GM-9127 ZT GM-9127 /EW ZT-91/EW ZT/E GM-9227 GM-9227ZT-91 /E VEHICLE LAND CRUISER DESTINATION Europe PRODUCED AFTER August 2002 TOYOTA PART No. 86280-60340 LAND CRUISER Any country or area except for Japan August 2002 86280-60320 ID No. PIONEER MODEL No. GM-9127ZT/EW GM-9127ZT-91/EW GM-9227ZT/E GM-9227ZT-91/E For details, refer to "Important symbols for good services". PIONEER CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. PIONEER EUROPE NV Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936 C PIONEER CORPORATION 2002 K-ZZB. JULY 2002 Printed in Japan 1 A 2 3 4 SAFETY INFORMATION This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician. B [ Important symbols for good services ] In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely. When you find the procedures bearing any of the symbols, be sure to fulfill them: 1. Product safety You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and should keep the safety during servicing by following the safety instructions described in this manual. 2. Adjustments To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable. In accordance with the procedures or instructions described in this manual, adjustments should be performed. C 3. Cleaning For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning, proper cleaning should be performed to restore their performances. 4. Shipping mode and shipping screws To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or the shipping screws should be installed before shipping out in accordance with this manual, if necessary. 5. Lubricants, glues, and replacement parts Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed ones should be used. D E F 2 GM-9127ZT/EW 1 2 3 4 6 5 7 8 - Supplementally model is identical to the original except for the addition of following items. Description Cover Polyethylene Bag Protector Protector Carton GM-9127ZT-91/EW CEG1057 Not used CHP2329 CHP2330 CHG4144 Contain Box CHL4863 A Part No. GM-9227ZT-91/E CEG1045 CEG1185 Not used Not used CHG4865 CHL4866 B NOTE: - When diagnosing a product, take care of its heated portion. Power IC (IC801,802,803) Power Supply IC (IC901,902) DSP IC (IC201,251) Heat Sink IC Holder C CONTENTS 1. 2. 3. 4. 5. 6. SAFETY INFORMATION............................................2 SPECIFICATIONS .......................................................3 EXPLODED VIEWS AND PARTS LIST ......................4 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ....6 PCB CONNECTION DIAGRAM................................14 ELECTRICAL PARTS LIST........................................22 ADJUSTMENT .........................................................27 7. GENERAL INFORMATION.......................................33 7.1 DIAGNOSIS .......................................................33 7.1.1 DISASSEMBLY.........................................33 7.1.2 CONNECTOR FUNCTION DESCRIPTION ......36 7.2 IC ........................................................................37 7.3 EXPLANATION...................................................38 7.3.1 OPERATIONAL FLOW CHART .................38 7.3.2 SYSTEM BLOCK DIAGRAM.....................40 8. OPERATIONS ...........................................................41 E 1. SPECIFICATIONS Power source . . . . . . . . . . . . .13.2±0.1V(10.5-16.0V) Grounding . . . . . . . . . . . . . . . .Negative type Backup current . . . . . . . . . . . .1.0mA or less Dimensions(No Bracket) . . . .210mm(W)x60mm(H)x150mm(D) Weight(GM-9127ZT/EW) . . . .1.985kg (GM-9227ZT/E) . . . . . .2.086kg Maximum output power . . . .22W or more(Front) 22W or more(Rear) 22W or more(Woofer) F 3 GM-9127ZT/EW 5 D 6 7 8 1 2 3 4 3 4 2. EXPLODED VIEWS AND PARTS LIST 2.1 EXTERIOR A B C D E F 4 GM-9127ZT/EW 1 2 6 5 8 7 NOTE: A - Parts marked by “*” are generally unavailable because they are not in our Master Spare Parts List. - Screws adjacent to ∇ mark on the product are used for disassembly. - For the applying amount of lubricants or glue, follow the instructions in this manual. ( In the case of no amount instructions, apply as you think it appropriate.) - EXTERIOR SECTION PARTS LIST Mark No. Description Mark No. Description Part No. Part No. 1 2 3 4 5 Screw Screw(GM-9127ZT/EW) Screw Screw Screw BMZ30P200FMC BMZ50P060FMC BSZ26P060FMC BSZ30P060FMC BSZ30P100FMC 21 22 23 24 25 Amp Unit Screw Screw Connector(CN902) Connector(CN901) CWM8081 BPZ30P060FSN BSZ26P080FMC CKM1308 CKM1310 6 7 8 9 10 Chassis Case Shield Case Shield Case Bracket(GM-9127ZT/EW) CNA2142 CNB2563 CNC8185 CNC8186 CNC8919 26 27 28 29 30 Plug(CN906) Plug(CN905) Holder Bracket Sheet CKS4240 CKS4242 CNC8187 CNC8681 CNM7015 11 12 13 14 15 Bracket(GM-9127ZT/EW) CNC8920 Insulator CNM6145 Seal CNM6686 Cushion(GM-9127ZT/EW) CNM7009 Seal CNM7170 31 32 33 34 35 Bracket(GM-9227ZT/E) Holder(GM-9227ZT/E) IC(IC902) IC(IC801) IC(IC802) CND1093 CND1355 BA178M05T PAL006A PAL006A 16 17 18 19 20 Seal Heat Sink DSP Unit Socket(CN102) Socket(CN101) 36 IC(IC803) 37 Screw(GM-9227ZT/E) 38 Cushion CNM7305 CNR1566 CWM8080 CKS3632 CKS4241 B C PAL006A BMZ50P060FMC CNM7756 D E F 5 GM-9127ZT/EW 5 6 7 8 1 A 2 3 4 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM B DSP UNIT 2 IC231 TC7WU04F 1 CK IC241 TC7W74FU FRONT-L OPE AMP D q 2 3 FLO 13 7 3 PEE 2 P FRONT DAC 5 B XTI 8 AOUTL A/D AINL- SDATA 21 18 6 AINL+ IC201 PD2061A SDI1 SDO0 SDO1 16 3 (RDATA) RLO 11 ELECTRONIC VOLUME 18 11 IC802 10 PAL006A 9 4 IC703 9 WFIN NJM2068MD 1 2 SDI0 SDO1 SDI1 5 4 SDO2 DSP 8 15 (WDATA) SDATA AOUTR AOUTL 25 22 7 FL- 9 OUTPUT CONNECTOR A (FSW) 1 B (SPD) INPUT CONNECTOR C (SPD) Q291 AUDIO INPUT BUFFER 1 7 5 6 C DSPERR 68 VDD5 VDD PEE 21 PEE SYSTEM MUTE Q175 SMUTEIN 31 MUTI ACC SENSE Q155 ASENS IC101 BSENS 17 RESET NAVIMUTE 8 13 6 6 13 7 12 12 7 15 4 BACK UP SENSE Q151 9 1 VDD5 MUTE (H/U MUT) IC501 6 NJM2068MD 5V REGULATOR Q903 BU1 Q915 P PEE CN902 NMUT1 2 NAVI/MUTE (ML-) MUTIN ACC1 NMUT 79 BUS DRIVER SYSTEM CONTROLLER AVCIN AVCOUT AVCPW 22 2 23 1 20 8 6 IC141 HA12187FP TXH TXP1 7 MUTE Q910 Q912 PMUT 15 D 12 10 74 ASLIN2 SYSPW1 ASLIN1 XIN XOUT SPEED 76 MUTE 1 MUTO FS PWSENS 65 9 10 5 14 MUTEO Q909 Q911 OFFSET SENSE FS 66 Q913 Q101 B (FSW) (ASL1) (ASL2) MUTE /STBY 6 7 MIC401 Q401 5 IC402 NJM2068MD 8 SYSD5 DVDD 17 2 18 1 1 IC902 BA178M05T SYS8 8 16 SYSTEM POWER SWITCH Q904 3 8V REGULATOR 1 IC401 NJM2068MD 2 5V REGULATOR SYS5 VR401 3 MIC SYSA5 AVDD 7 ASL A IC903 M51957BFP 3 SYS8 1 BU STBY1 Q906 IC901 3 NJM2930F08K SYS4 Q161 E SYSP1 8 11 SYSPW1 SYSPW1 BU Q907 SPD1 10 9 C SPD1 SPEED SENSOR PULSE CN101 CN906 F 6 GM-9127ZT/EW 1 2 3 N-MU TX+ TMUT Q171 IC131 S-80730ANDT SPD L+ ACC BU1 BU1 16 16 11 ACC1 RESET PD5724B 3 L2 (TWLM) 5 6 FL+ Q803 17 IC251 PD2061A RL+ RL- Q950 IC341 NJM2068MD 3 18 Q802 WFL+ WFL- PMUT Q833 STBY1 WOOFER LPF WOOFER DAC IC291 XTI AK4321VF 25 22 11 IC803 10 PAL006A 6 SYS4 16 (RLM) (RLP) SUB WOOFER POWER AMP 17 15 19 18 BU B.U 7 9 17 19 STBY1 PMUT SUB WOOFER OPE AMP WFO L901 (FLM) Q801 CN901 REAR POWER AMP Q832 18 (FLP) 7 25 22 STBY1 PMUT Q831 6 1 IC331 NJM2068MD 3 SYS4 SYS4 REAR LPF AOUTL SDATA 4 IC702 11 RLIN NJM2068MD 1 3 22 3 OUT1 IN1 IC351 OUT3 20 5 IN3 7 IN5 PM0017AM OUT5 18 REAR DAC 5 XTI IC281 AK4321VF 8 19 SDI0 SDO2 7 DSP IC181 AK5351VF 1 IC311 NJM2068MD (FDATA) (256FS) SDATA 6 9 IC801 PAL006A 10 REAR-L OPE AMP FRONT LPF IC261 AK4321VF FRONT POWER AMP 11 IC701 FLIN 13 3 NJM2068MD 1 4 (ML+) (TWLP) 1 CN905 CN102 VCC 8 (TWLP) VCC CRYSTAL OSCILLATOR 8 AMP UNIT (TWLM) A 5 6 7 8 A B C D E F 7 GM-9127ZT/EW 5 6 7 8 1 2 3 4 3.2 SCHEMATIC DIAGRAM (GUIDE PAGE) Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". A-a A A-a A-b A-a A-b A-a A-b Large size SCH diagram A DSP UNIT Guide page Detailed page B C D -20.0dBs POWER AM -12.8dBs E F B AMP UNIT A B 8 GM-9127ZT/EW 1 2 3 4 6 5 8 7 A-b A -19.2dBs B C -26.4dBs PD5724B -14.2dBs D -11.8dBs MP +13.2dBs E CD 1kHz -20dB PLAY (VOL:MAX, TONE:FLAT) NOTE : Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors. Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors. Decimal points for resistor and capacitor fixed values are expressed as : 2.2 ← 2R2 0.022 ← R022 F A B 9 GM-9127ZT/EW 5 6 7 8 A 2 A-b 3 2 1 4 PD572 1 3 B A-a A-b C D A DSP UNIT E F A-a 10 GM-9127ZT/EW 1 2 3 4 B AMP UNIT -20.0dBs A-a A-b -12.8dBs POWER AMP 5 5 6 4 6 7 5 6 7 8 7 A-b A B C D E F A-a GM-9127ZT/EW 8 11 A-b 1 -14.2dBs 2 12 2 3 1 2 3 3 PD5724B -26.4dBs -19.2dBs A-a A-b 1 4 A B C D E F GM-9127ZT/EW 4 4 5 6 5 Decimal points for resistor and capacitor fixed values are expressed as : 2.2 ← 2R2 0.022 ← R022 6 6 7 A-a A-b NOTE : Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors. Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors. CD 1kHz -20dB PLAY (VOL:MAX, TONE:FLAT) +13.2dBs -11.8dBs 5 7 8 A B C D E F 7 A-b GM-9127ZT/EW 8 13 1 A 2 3 4 4. PCB CONNECTION DIAGRAM 4.1 DSP UNIT NOTE FOR PCB DIAGRAMS 2.Viewpoint of PCB diagrams 1.The parts mounted on this PCB include all necessary parts for several destination. For further information for respective destinations, be sure to check with the schematic diagram. B Connector SIDE A P.C.Board A Capacitor Chip Part SIDE B DSP UNIT B CN906 C D E F A 14 GM-9127ZT/EW 1 2 3 4 5 6 8 7 A B SIDE A B CN905 C D E F FRONT A 15 GM-9127ZT/EW 5 6 7 8 1 2 3 4 3 4 A B A DSP UNIT C D E F A 16 GM-9127ZT/EW 1 2 5 6 8 7 A B SIDE B C D E F A 17 GM-9127ZT/EW 5 6 7 8 1 A 2 3 4 4.2 AMP UNIT B AMP UNIT A CN101 B C D E F B 18 GM-9127ZT/EW 1 2 3 4 5 6 7 8 A SIDE A A CN102 B C D E F B 19 GM-9127ZT/EW 5 6 7 8 1 2 3 4 3 4 A B AMP UNIT B C D E F B 20 GM-9127ZT/EW 1 2 5 6 7 8 A SIDE B B C D E F B 21 GM-9127ZT/EW 5 6 7 8 1 A 2 3 4 5. ELECTRICAL PARTS LIST NOTE: - Parts whose parts numbers are omitted are subject to being not supplied. - The part numbers shown below indicate chip components. Chip Resistor RS1/_S___J,RS1/__S___J Chip Capacitor (except for CQS.....) CKS....., CCS....., CSZS..... B =====Circuit Symbol and No.===Part Name --- ----------------------------------------------- A Part No. ------------------------- Unit Number : CWM8080 Unit Name : DSP Unit MISCELLANEOUS C D E F IC IC IC IC IC 101 131 141 181 201 IC IC IC IC IC PD5724B S-80730ANDT HA12187FP AK5351VF PD2061A IC IC IC IC IC 231 241 251 261 281 IC IC IC IC IC TC7WU04F TC7W74FU PD2061A AK4321VF AK4321VF IC IC IC IC IC 291 311 331 341 351 IC IC IC IC IC AK4321VF NJM2068MD NJM2068MD NJM2068MD PM0017AM IC IC Q Q Q 401 402 101 151 155 IC IC Transistor Transistor Transistor NJM2068MD NJM2068MD DTA144EK 2SC2712 2SC2712 Q Q Q Q Q 161 171 175 291 401 Transistor Transistor Transistor Transistor Transistor 2SC2712 2SA1162 2SA1162 DTA124XK 2SC2712 D D D D D 101 151 155 301 401 Diode Diode Diode Diode Diode DAN202K HZU8R2(B1) HZU8R2(B1) HZU4R3(B3) HZU4R3(B3) D D D D D 402 403 404 405 406 Diode Diode Diode Diode Diode 1SS355 1SS355 1SS355 1SS355 1SS355 D L L L L 451 101 141 142 181 Diode Inductor Inductor Inductor Inductor RD2R7M(B2) LCTB1R0K2125 CTF1305 CTF1305 LCTB1R0K2125 L L L L L 182 183 184 185 186 Inductor Inductor Inductor Inductor Inductor LCTB1R0K2125 LCTB1R0K2125 LCTB1R0K2125 LCTB4R7K2125 LCTB120K2125 L L L L L 201 231 241 251 261 Inductor Inductor Inductor Inductor Inductor LCTBR82K2125 LCTB1R0K2125 LCTB1R0K2125 LCTBR82K2125 LCTB1R0K2125 22 =====Circuit Symbol and No.===Part Name --- ----------------------------------------------- Part No. ------------------------- L L L L L 262 281 282 291 292 Inductor Inductor Inductor Inductor Inductor LCTB120K2125 LCTB1R0K2125 LCTB120K2125 LCTB1R0K2125 LCTB120K2125 L L L L L 293 295 296 297 301 Inductor Inductor Chip-Inductor Chip-Inductor Inductor LCTB1R0K2125 LCTB1R0K3216 LCTA2R2J3225 LCTA2R2J3225 LCTB1R0K2125 L X X VR MIC 451 101 231 401 401 Inductor Radiator 10.00MHz Ceramic Resonator 22.5792MHz Semi-fixxed 1kΩ(OB) Microphone LCTB4R7K2125 CSS1428 CSS1512 CCP1393 CPM1011 RESISTORS R R R R R 101 103 104 105 107 1kΩ CCN1120 RS1/10S473J RS1/10S473J RS1/10S103J RS1/10S473J R R R R R 108 109 111 112 113 RS1/10S102J RS1/10S473J RS1/10S102J RS1/10S473J RS1/10S473J R R R R R 114 115 116 117 118 RS1/10S473J RS1/10S472J RS1/10S472J RS1/10S103J RS1/10S681J R R R R R 119 120 122 125 126 R R R R R 127 128 129 130 131 RS1/16S102J RS1/16S102J RS1/16S102J RS1/16S102J RS1/10S104J R R R R R 132 133 134 135 141 RS1/16S102J RS1/16S102J RS1/16S102J RS1/16S102J RS1/10S102J R R R R R 142 144 151 152 153 RS1/10S102J RS1/10S473J RS1/10S104J RS1/10S473J RS1/10S102J 47kΩ CCN1131 RS1/10S473J RS1/4S271J RS1/16S102J RS1/16S102J GM-9127ZT/EW 1 2 3 4 5 6 7 8 =====Circuit Symbol and No.===Part Name --- ----------------------------------------------- Part No. ------------------------- =====Circuit Symbol and No.===Part Name --- ----------------------------------------------- Part No. ------------------------- R R R R R 155 156 157 161 162 RS1/10S104J RS1/10S473J RS1/10S102J RS1/10S362J RS1/10S473J R R R R R 405 406 407 408 409 RS1/10S471J RS1/10S391J RS1/10S684J RS1/10S682J RS1/10S472J R R R R R 171 172 173 175 176 RS1/10S912J RS1/10S472J RS1/10S102J RS1/10S912J RS1/10S472J R R R R R 410 411 412 413 414 RS1/10S472J RS1/10S473J RS1/10S153J RS1/10S153J RS1/10S102J R R R R R 177 181 182 183 184 RS1/10S102J RS1/10S331J RS1/10S331J RS1/10S331J RS1/10S331J R R R R R 415 416 417 418 419 RN1/10SE1003D RN1/10SE1003D RS1/10S1800D RS1/10S562J RN1/10SE1002D R R R R R 185 186 187 188 201 RS1/10S221J RS1/10S221J RS1/10S221J RS1/10S221J RS1/10S221J R R R R R 420 421 422 423 425 RN1/10SE2002D RS1/10S102J RN1/10SE1003D RN1/10SE1003D RS1/10S472J R R R R R 202 203 206 207 208 RS1/10S221J RS1/10S221J RS1/16S102J RS1/16S102J RS1/16S102J R R R R R 451 452 453 454 455 RS1/10S473J RS1/10S473J RS1/10S473J RS1/10S473J RS1/10S102J R R R R R 231 232 233 241 252 RS1/10S680J RS1/10S105J RS1/10S471J RS1/10S681J RS1/10S221J CAPACITORS R R R R R 253 261 262 281 282 RS1/10S221J RS1/10S102J RS1/10S102J RS1/10S102J RS1/10S102J R R R R R 291 292 293 295 296 RS1/10S102J RS1/10S102J RS1/10S473J RS1/10S2R2J RS1/10S150J R R R R R 301 311 312 313 314 RS1/10S391J RS1/10S123J RS1/10S123J RS1/10S103J RS1/10S103J R R R R R 315 316 317 318 331 RS1/10S303J RS1/10S303J RS1/10S101J RS1/10S101J RS1/10S123J R R R R R 332 333 334 335 336 RS1/10S123J RS1/10S103J RS1/10S103J RS1/10S303J RS1/10S303J R R R R R 337 338 341 343 345 RS1/10S101J RS1/10S101J RS1/10S562J RS1/10S682J RS1/10S153J R R R R R 347 401 402 403 404 RS1/10S101J RS1/10S222J RS1/10S683J RS1/10S103J RS1/10S472J 5 B C C C C C C 101 102 103 104 105 CEJA100M16 CEJA100M16 CKSQYB103K50 CKSQYB102K50 CKSQYB102K50 C C C C C 106 107 121 122 131 CKSQYB102K50 CKSQYB102K50 CKSQYB103K50 CKSQYB103K50 CKSQYB103K50 C C C C C 141 181 182 183 184 CKSQYB103K50 CKSQYB152K50 CKSQYB152K50 CEJA101M10 CKSQYB104K25 C C C C C 185 186 187 188 189 CEJA100M16 CKSQYB104K25 CEJA101M10 CKSQYB104K25 CKSQYB104K25 C C C C C 191 192 193 194 195 CCSQCH101J50 CCSQCH101J50 CCSQCH101J50 CCSQCH101J50 CEJANP100M10 C C C C C 196 197 198 201 202 CEJANP100M10 CEJANP100M10 CEJANP100M10 CEJA100M16 CEJA100M16 C C C C C 203 204 231 232 233 CKSQYB103K50 CKSQYB102K50 CEJA100M16 CEJA100M16 CKSQYB103K50 C C C C C 241 242 243 251 252 CKSQYB103K50 CKSQYB103K50 CKSQYB102K50 CEJA100M16 CEJA100M16 23 GM-9127ZT/EW 6 A 7 8 D E F 1 A B C D E 2 3 4 =====Circuit Symbol and No.===Part Name --- ----------------------------------------------- Part No. ------------------------- =====Circuit Symbol and No.===Part Name --- ----------------------------------------------- Part No. ------------------------- C C C C C 253 261 262 263 264 CKSQYB103K50 CKSQYB104K25 CEJA101M10 CEJA221M6R3 CKSQYB104K25 C C C C C 365 391 392 393 394 CEJANP1R0M50 CKSQYB102K50 CKSQYB102K50 CKSQYB102K50 CKSQYB102K50 C C C C C 265 266 267 268 269 CKSQYB392K50 CKSQYB392K50 CEJA221M6R3 CKSQYB104K25 CKSQYB104K25 C C C C C 395 401 402 403 404 CKSQYB102K50 CEAT470M10 CEAT470M10 CCH1386 CEAT100M50 C C C C C 281 282 283 284 285 CKSQYB104K25 CEJA101M10 CEJA221M6R3 CKSQYB104K25 CKSQYB392K50 C C C C C 405 406 407 408 409 CEAT470M10 CCSQCH101J50 CEAT470M10 CEAT100M50 CKSQYB683K25 C C C C C 286 287 288 289 291 CKSQYB392K50 CEJA221M6R3 CKSQYB104K25 CKSQYB104K25 CKSQYB104K25 C C C C C 410 411 412 413 414 CEANP220M10 CKSQYB823K25 CEANP100M16 CEANP100M16 CKSQYB103K50 C C C C C 292 293 294 295 297 CEJA101M10 CEJA221M6R3 CKSQYB104K25 CKSQYB332K50 CEJA221M6R3 C C C C 415 451 452 453 CEANP100M16 CEJA221M6R3 CEJA221M6R3 CKSQYB104K25 C C C C C 298 299 301 302 303 CKSQYB104K25 CKSQYB104K25 CEJA101M10 CKSQYB102K50 CKSQYB103K50 C C C C C 306 307 308 309 311 CKSQYB103K50 CKSQYB103K50 CKSQYB103K50 CKSQYB103K50 CEJANP100M10 C C C C C 312 313 314 315 316 CEJANP100M10 CKSQYB102K50 CKSQYB102K50 CCSQCH101J50 CCSQCH101J50 C C C C C 317 331 332 333 334 CKSQYB103K50 CEJANP100M10 CEJANP100M10 CKSQYB102K50 CKSQYB102K50 C C C C C 335 336 337 341 343 CCSQCH101J50 CCSQCH101J50 CKSQYB103K50 CEJANP100M10 CKSQYB823K25 C C C C C 345 347 351 352 353 CKSQYB183K50 CKSQYB103K50 CKSYB105K16 CKSYB105K16 CKSYB105K16 C C C C C 354 355 357 358 359 CKSYB105K16 CKSYB105K16 CEJA100M16 CKSQYB104K25 CEJA100M16 C C C C C 360 361 362 363 364 CKSQYB104K25 CEJANP1R0M50 CEJANP1R0M50 CEJANP1R0M50 CEJANP1R0M50 F 24 B Unit Number : CWM8081 Unit Name : Amp Unit MISCELLANEOUS IC IC IC IC IC 501 502 701 702 703 IC IC IC IC IC NJM2068MD NJM2068MD NJM2068MD NJM2068MD NJM2068MD IC IC IC IC IC 801 802 803 901 902 IC IC IC IC IC PAL006A PAL006A PAL006A NJM2930F08K BA178M05T IC Q Q Q Q 903 801 802 803 831 IC Transistor Transistor Transistor Transistor M51957BFP DTA124EK DTA124EK DTA124EK 2SC2712 Q Q Q Q Q 832 833 903 904 906 Transistor Transistor Transistor Transistor Transistor 2SC2712 2SC2712 2SC3651 2SB1260 2SB1260 Q Q Q Q Q 907 909 910 911 912 Transistor Transistor Transistor Transistor Transistor 2SA1587 DTC114EK DTA114EK 2SD1757K DTC114EK Q Q Q Q D 913 915 916 950 901 Transistor Transistor Transistor Transistor Diode DTC144EK DTA114TK 2SA1162 2SC2712 RM4LFJ10 D D D D D 902 904 905 906 907 Diode Diode Diode Diode Diode 1SS355 1SS355 ERA15-02VH UDZS5R6(B) HZU4R3(B3) D D D D D 909 910 911 916 917 Diode Diode Diode Diode Diode MA152WK 1SS355 MA152WK UDZS18(B) UDZS18(B) GM-9127ZT/EW 1 2 3 4 5 6 7 8 =====Circuit Symbol and No.===Part Name --- ----------------------------------------------- Part No. ------------------------- =====Circuit Symbol and No.===Part Name --- ----------------------------------------------- Part No. ------------------------- D L UDZS7R5(B) CTH1240 R R R R R 911 912 914 916 917 RS1/10S103J RS1/10S391J RS1/10S221J RS1/8S121J RS1/8S151J R R R R R 918 919 921 924 928 RS1/8S222J RS1/8S222J RS1/10S474J RS1/10S471J RN1/10SE1102D R R R R R 929 930 931 932 933 RN1/10SE1801D RS1/10S222J RS1/10S103J RS1/10S333J RS1/10S333J R R R R R 934 935 936 937 938 RS1/10S272J RS1/10S183J RS1/10S103J RS1/4S101J RS1/4S101J R R R R R 939 940 950 951 952 RS1/10S432J RS1/10S512J RS1/8S272J RS1/10S182J RS1/10S183J 950 901 Diode Choke Coil 260mH RESISTORS R R R R R 501 502 503 504 505 RS1/10S103J RS1/10S103J RS1/10S103J RS1/10S103J RS1/10S472J R R R R R 506 507 508 509 510 RS1/10S472J RS1/10S472J RS1/10S472J RS1/10S822J RS1/10S822J R R R R R 511 512 517 518 519 RS1/10S822J RS1/10S822J RS1/10S153J RS1/10S153J RS1/10S153J R R R R R 520 521 522 523 524 RS1/10S153J RS1/10S101J RS1/10S101J RS1/10S101J RS1/10S101J R R R R R 701 702 703 704 705 RS1/10S223J RS1/10S223J RS1/10S223J RS1/10S223J RS1/10S303J R R R R R 706 707 708 709 710 RS1/10S303J RS1/10S223J RS1/10S223J RS1/10S123J RS1/10S123J R R R R R 711 712 713 714 717 RS1/10S222J RS1/10S222J RS1/10S273J RS1/10S183J RS1/10S0R0J R R R R R 718 719 721 722 723 RS1/10S0R0J RS1/10S221J RS1/10S474J RS1/10S474J RS1/10S101J R R R R R 724 725 726 727 731 RS1/10S101J RS1/10S101J RS1/10S101J RS1/10S101J RS1/10S562J R R R R R 732 733 734 735 736 RS1/10S562J RS1/10S562J RS1/10S562J RS1/10S222J RS1/10S473J R R R R R 801 802 803 831 832 RS1/10S184J RS1/10S184J RS1/10S184J RS1/10S271J RS1/10S271J R R R R R 833 834 835 836 901 RS1/10S271J RS1/10S472J RS1/10S472J RS1/10S472J RS1/10S472J R R R R R 902 907 908 909 910 RS1/8S222J RS1/10S153J RS1/10S6R8J RS1/10S103J RS1/10S181J 5 B C CAPACITORS C C C C C 501 502 503 504 505 CEAS4R7M50 CEAS4R7M50 CEAS4R7M50 CEAS4R7M50 CCSQCH101J50 C C C C C 506 507 508 509 510 CCSQCH101J50 CCSQCH101J50 CCSQCH101J50 CKSQYB473K25 CKSQYB473K25 C C C C C 701 702 703 704 705 CCSQCH101J50 CCSQCH101J50 CKSQYB471K50 CKSQYB471K50 CKSQYB222K50 C C C C C 706 707 708 709 710 CKSQYB473K25 CKSQYB224K16 CKSQYB473K25 CKSQYB473K25 CKSQYB473K25 C C C C C 801 802 803 804 805 CFTNA224J50 CFTNA224J50 CFTNA224J50 CFTNA224J50 CFTNA224J50 C C C C C 806 807 808 809 810 CFTNA224J50 CFTNA224J50 CFTNA224J50 CFTNA224J50 CFTNA224J50 C C C C C 811 812 813 814 815 CFTNA224J50 CFTNA224J50 CFTNA105J50 CFTNA105J50 CFTNA105J50 C C C C C 816 817 818 822 823 CEAS100M50 CEAS100M50 CEAS100M50 CEHAQ221M16 CKSQYB104K25 25 GM-9127ZT/EW 6 A 7 8 D E F 1 A B C D E 2 =====Circuit Symbol and No.===Part Name --- ----------------------------------------------- Part No. ------------------------- C C C C C 824 825 826 827 901 CEHAQ221M16 CKSQYB104K25 CEHAQ221M16 CKSQYB104K25 CCH1390 C C C C C 902 903 904 905 906 C C C C C 907 908 909 910 911 C C C C C 912 913 914 915 916 C C C C C 917 918 919 920 921 CKSQYB473K25 CKSQYB224K25 CKSQYB473K25 CKSQYB103K50 CEAT1R0M50 C C C C C 922 923 924 925 928 CKSQYB473K25 CEAT4R7M50 CKSQYB471K50 CKSQYB104K25 CSZSR3R3M35 C C C C C 930 931 932 933 934 CKSQYB392K50 CKSQYB392K50 CKSQYB392K50 CKSQYB392K50 CKSQYB392K50 C C C C C 935 936 937 938 939 CKSQYB392K50 CKSQYB392K50 CKSQYB392K50 CKSQYB392K50 CKSQYB392K50 C C C C C 940 941 942 943 944 CKSQYB392K50 CKSQYB392K50 CKSQYB392K50 CKSQYB392K50 CKSQYB392K50 C C C C C 945 952 953 954 955 CKSQYB392K50 CKSQYB221K50 CKSQYB221K50 CKSQYB221K50 CKSQYB221K50 C C 960 961 CKSQYB221K50 CKSQYB221K50 6800µF/16V 3 4 3 4 CEAT1R0M50 CEAT471M25 CKSQYB473K25 CEAT221M10 CEAS1R0M50 100µF/10V 100µF/10V 100µF/10V CCH1282 CCH1282 CKSQYB473K25 CEAT221M10 CKSQYB473K25 CEHAQ1R0M50 CCH1282 CKSQYB473K25 CKSQYB103K50 CKSQYB103K50 F 26 GM-9127ZT/EW 1 2 6 5 7 8 6. ADJUSTMENT A - Jigs B GGD1153 (14P) GGD1245 (18P) C D E F 27 GM-9127ZT/EW 5 6 7 8 1 2 3 4 - Connection Diagram A KEX-M9427ZT/EW(L) KEX-M9327ZT/EW(R) EMV(DENSO) H/U 20P 20P 12P 20P 20P 12P 6P 10P 14P 8P 10P 14P 8P GGD1304 B GGD1300 GGD1239 Bullet connector (To DC Regulated Power Supply) GM-9127ZT/EW(L) GM-9427ZT/WL(R) Bullet connector (To DC Regulated Power Supply) AMP 25P 16P 25P 16P Bullet connector (To DC Regulated Power Supply) C GGD1240 NAVI ECU(A/W) GGD1169 Bullet connector SP Line D FR+ FR- AUI- AUI+ 18P 10P 18P 10P CDX-M9027ZT/WL(R) Bullet connector (To DC Regulated Power Supply) MCD 24P *MCD(J/UC/EW/WL) 24P 32P E *Please don't connect MCD(L) and MCD(R) at the same time. CDX-M8086ZT/E(L) MCD 12P F 12P 28 GM-9127ZT/EW 1 2 3 4 6 5 8 7 - Connection Diagram A KEX-M9427ZT/EW(L) KEX-M9327ZT/EW(R) EMV(DENSO) H/U 20P 20P 12P 20P 20P 12P 6P 10P 14P 8P 10P 14P 8P B GGD1303 GGD1239 Bullet connector (To DC Regulated Power Supply) GM-9127ZT/EW(L) GM-9427ZT/WL(R) Bullet connector (To DC Regulated Power Supply) AMP 25P Bullet connector (To DC Regulated Power Supply) 16P C 25P GGD1240 NAVI ECU(A/W) 16P GGD1169 Bullet connector SP Line FR+ FR- AUI- AUI+ 18P 10P 18P 10P D CDX-M9027ZT/WL(R) RSA Controller MCD 24P 24P 24P 24P E *Please don't connect MCD(L) and MCD(R) at the same time. *MCD does not operat e if RSA controller is not connected. CDX-M8086ZT/E(L) MCD 12P 12P F 29 GM-9127ZT/EW 5 6 7 8 1 A 2 3 4 - Connection Diagram FX-MG9427ZT/EW(L) FX-MG9327ZT/EW(R) GM-9227ZT/E(L) GM-9527ZT/WL(R) H/U 20P B 12P AMP 20P 20P GGD1240 C 25P 16P 25P 16P GGD1169 Bullet connector SP Line Bullet connector (To DC Regulated Power Supply) D E F 30 GM-9127ZT/EW 1 2 3 4 6 5 8 7 - Connection Diagram A FX-MG9427ZT/EW(L) FX-MG9327ZT/EW(R) EMV(DENSO) H/U 20P 20P 12P 20P 20P 12P 6P 10P 14P 10P 14P 8P B GGD1303 Bullet connector (To DC Regulated Power Supply) GM-9227ZT/E(L) GM-9527ZT/WL(R) AMP GGD1240 25P 16P 25P 16P Bullet connector (To DC Regulated Power Supply) C GGD1169 Bullet connector SP Line FR+ NAVI ECU(A/W) 18P FR- 10P D RSA Controller 24P MCD 24P 24P E *Please don't connect MCD(L) and MCD(R) at the same time *MCD does not operate if RSA controller is not connected. MCD 12P F 31 GM-9127ZT/EW 5 6 7 8 1 2 3 4 6.1 ASL SECTION ADJUSTMENT Preset conditions 1. Set VR401 around the center of the adjustable range. A B Input Output (MIC) (Pin 74 : test point "ASL1") By using the jig(CAN-906,CAN-912), Observe the output at apply a sine wave of 100dBSPL ALS1 on a audio analyzer voltage directly to the MIC terminal. (Corresponding to analog (Close up as much as possible.) meter 7Hz). To connect the Amp unit and the DSP unit, use Jig GGD1153 and GGD1245. Adjustment Adj.point Spec. VR401 100dBSPL 314±28mV Caution: 1) Before starting measurement, be sure to perform the initial check for the ASL adjustment jig. (The sound pressure level should be 100dBSPL at the sound emission section.) 2) Note that it may take 20 seconds or more to obtain waveforms, in some cases. Do not switch off the jig soon after starting measurement. Conditions: 1) This adjustment is sensitive to external shocks or wind. During adjustment, keep away the product and jig from them. Audio analyzer Side B DSP UNIT Side A DSP UNIT C ASL1 VR401 MIC MIC401 D Side A AMP UNIT CN906 CN901 E CN905 CN902 CN902 CN901 +B +B2 13.2V WFL+ WFR+ WFL- WFR- GND 13.2V F E RL+ RR+ FL+ FR+ SPD L+ R+ N-MU (TX+) TX+ TXD+ TMUT (ML+) (MR+) RL- RR- FL- FR- (SPD) L- R- ASGD MUTE ACC (TX-) TX- TXD- (MUTE) (ML-) (MR-) 0V 13.2V 13.2V + DC Regulated - Power Supply 32 GM-9127ZT/EW 1 2 3 4 5 6 8 7 7. GENERAL INFORMATION A 7.1 DIAGNOSIS 7.1.1 DISASSEMBLY - Removing the Shield Case (Fig.1) 1 1 B Remove the two screws and then remove the Shield Case. C 1 Shield Case Fig.1 - Removing the DSP Uint (Fig.2) 1 1 1 D 1 Remove the five screws and then remove the DSP Unit. 1 E 1 DSP Unit Fig.2 F 33 GM-9127ZT/EW 5 6 7 8 1 2 3 4 A Amp Unit - Removing the Amp Uint (Fig.3) 1 Remove the six screws. 3 2 Remove the two screws and then remove the Heat Sink. 3 Remove the five screws and then remove the Amp Unit. B C 3 3 3 2 3 1 1 1 1 1 1 Heat Sink Fig.3 D E F 34 GM-9127ZT/EW 1 2 3 2 4 6 5 7 8 - “Pawl bending and soldering” points of the pawls for securing the base plate of a shielded case (bot- A tom case). • The portion marked by point) • The portion marked by is a point in which pawl bending and soldering are not performed. (Faulty pawl bending is a point in which pawl bending and soldering are necessary. B DSP UNIT C D E F 35 GM-9127ZT/EW 5 6 7 8 1 A 2 3 4 7.1.2 CONNECTOR FUNCTION DESCRIPTION - GM-9127ZT/EW B B A - GM-9227ZT/E C B A D A E +B WFL+ WFR+ +B2 WFL- WFR- GND E RL+ RR+ FL+ FR+ RL- RR- FL- FR- B SPD L+ R+ N-MU (TX+) TX+ TXD+ TMUT (ML+) (MR+) (SPD) L- R- ASGD MUTE ACC (TX-) TX- TXD- (MUTE) (ML-) (MR-) F 36 GM-9127ZT/EW 1 2 3 4 6 5 7 8 7.2 IC - Pin Functions (PD5724B) Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32-62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 Pin Name MUTE VCS2 VCS1 VDT VCK CVNSS MODEL0 NC RESET XOUT VSS XIN VCC NMI SPEED BSENS ASENS AVCINT NC AVCPW PEE AVCIN AVCOUT DSPOUT DSPIN DSPCK TESTIN TSOUT TSIN TSCK SMUTEIN NC POS CALIB PWSENS SYSPW1 DSPRST DSPERR DSPCS2 DSPCS1 DSPACK DSPCD DPD ASLIN1 AVSS ASLIN2 VREF AVCC NAVMUTE DSPMUTE I/O O O O O O Format C C C C C I I O I I I I I O O I O O I O I O I I I I O I O O I O O I O O I C C C C C C C C C C C C I I I O C Function and Operation Mute output SN761029 strobe output PM0017AM strobe output Data output for electronic volume Clock output for electronic volume Connect to VSS R handle /L handle select input Not used Reset input Crystal oscillating element connection pin GND Crystal oscillating element connection pin 5V Connect to VCC Speed sensor pulse input Back up power sense input ACC power sense input AVC-LAN data input Not used AVC-LAN driver power supply output Beep tone output AVC-LAN data input AVC-LAN data output DSPI/F serial data output DSPI/F serial data input DSPI/F serial clock output Test program start input Test serial data output Test serial data input Test serial clock input System mute input Not used POS disable terminal Power IC control output Power IC heat sense input System power output DSP hard reset output DSP error detect input TC9332F chip select 2 TC9332F chip select 1 DSP-IC ACK input DSP command/data output AD/DAC calibration output Difference of noise and signal input 1 VSS Difference of noise and signal input 2 A/D converter reference voltage input VCC Navigation mute input DSP mute output A B C D E 1 20 *PD5724B 80 21 IC's marked by * are MOS type. Be careful in handling them because they are very liable to be damaged by electrostatic induction. Format C 61 60 41 40 F Meaning C MOS 37 GM-9127ZT/EW 5 6 7 8 1 A 2 3 4 7.3 EXPLANATION 7.3.1 OPERATIONAL FLOW CHART Reset Start---OFF ---Power ON START | Hard ware reset cancel B <<JUDGMENT>> Test program check(Unit checker) - Pin 27 HI/LOW input Pin 27 LOW input Pin 27 HI input Pin 17 LOW input or Pin 16 LOW input Unit checker program <<JUDGMENT>> Back up, ACC confirmation - Pin 17 ACC/Pin 16 Back up C Pin 17 LOW input and Pin 16 LOW input Micon oscillation stop (Electronic power save) Pin 17 HI input and Pin 16 HI input • ACC/Back up ON Pin 17 HI input or Pin 16 HI input Main loop Error(Communication error) | Forcibly OFF <<JUDGMENT>> Bus communication Normal/Error Normal(Main unit communication normal) <<JUDGMENT>> System ON/OFF ON OFF - ON status =System OFF waiting • Power ON(Pin 66 H) • Mute OFF(Pin 1 L) • BEEP output available - OFF status =System ON waiting • Power ON(Pin 66 H) • Mute ON(Pin 1 H) • BEEP output available D <<JUDGMENT>> DSP error confirmation • communication error:Serial IF • processing error:Pin 68 DSP error Error return • DSP reset(Pin 9) | About 1 second Normal operation E <<JUDGMENT>> ACC/Back up ON/OFF ACC ON/Back up ON Main loop F 38 GM-9127ZT/EW 1 2 3 4 6 5 7 8 - DSP error check (Normal) A DSPCS1(Pin70) DSPCS2(Pin69) DSPCK(Pin26) 4mS interval (Periodical communication) B DSPCS1 DSPCS2 DSPCK C - DSP error check ---Error continuation D DSPRST(Pin67) About 1S interval E F 39 GM-9127ZT/EW 5 6 7 8 1 A 2 3 4 7.3.2 SYSTEM BLOCK DIAGRAM +B, ACC AVC-LAN +B, ACC SPEAKER (OPTION) HEAD PHONE L/R B L/R REAR SEAT AUDIO 2DIN HEAD UNIT AVC-LAN L/R AVC-LAN OTHER MAKERS AMPLIFIER PIONEER or OTHER MAKERS C +B, ACC AVC-LAN +B, ACC SPEAKER TV TUNER OTHER MAKERS NTSC EMV OTHER MAKERS RGB NTSC NAVI ECU COMP OTHER MAKERS 1DIN HEAD UNIT L/R AMPLIFIER PIONEER or OTHER MAKERS D AVC-LAN DVD-CH L/R or L/R CD-CH E F 40 GM-9127ZT/EW 1 2 3 4 6 5 8 7 A +B, ACC AVC-LAN(MAIN) AVC-LAN(LOCAL) +B, ACC SPEAKER (OPTION) EMV OTHER MAKERS RGB NAVI ECU NTSC 1DIN HEAD UNIT OTHER MAKERS AMPLIFIER L/R PIONEER or OTHER MAKERS B AVC-LAN(MAIN) L/R DVD-CH AVC-LAN(LOCAL) (OPTION) REAR SEAT AUDIO or L/R L/R CD-CH AVC-LAN(LOCAL) HEAD PHONE OTHER MAKERS C +B, ACC AVC-LAN +B, ACC D SPEAKER (OPTION) EMV OTHER MAKERS NAVI ECU RGB NTSC 1DIN HEAD UNIT OTHER MAKERS AMPLIFIER L/R PIONEER or OTHER MAKERS AVC-LAN E DVD-CH L/R or L/R CD-CH 8. OPERATIONS F There is no information to be shown in this chapter. 41 GM-9127ZT/EW 5 6 7 8