Download Kenwood ksc-25 User's Manual

RAPID CHARGER
KSC-25
SERVICE MANUAL
© 2002-2 PRINTED IN JAPAN
B51-8626-00 (N) 1509
This KSC-25 service manual is the revised edition of the
KSC-25 information in the TK-2140 (B51-8602-00) and TK3140 (B51-8603-00) service manual.
Relay terminal
(E23-1190-08) x 5
AC adapter (120V AC 60Hz)
(W08-0942-05)
Cabinet (Upper)
(A02-3655-08)
Badge
(B43-1141-08)
PARTS LIST
✽ New Parts.
Ref. No.
Address New parts
Parts No.
Description
A02-3655-08
A02-3656-08
Cabinet
Cabinet
B43-1141-08
B62-1607-00
Badge
Instruction manual
E03-0200-08
E23-1190-08
DC jack
Relay terminal
G13-1547-08
Cushion
N80-2610-45
Screw
W02-3641-08
W08-0942-05
Charger unit
AC adapter 120VAC 60Hz
Destination
Upper
Bottom
K
KSC-25
CHARGER FLOW CHART
Power on (LED : off)
No output power initialization
Yes
Are
output terminals
shorted?
Yes
Abnormal
reset?
Red LED flash
No
No
P.S.
Vt : 4.7 → 3.2~3.5V
Does T contact?
No
Yes
LED color : Red
P.S.
Output release power
Power release after LED
on 1sec, only pre-charge
CV 8.4V 1 time for 1.5 second
Does S contact?
Ni-MH, Ni-Cd Vs : 1.2V → 0V
Li-ion Vs : 1.2V → 3.2~3.5V
No
P.S.
Yes
–5°C+2°C,–1°C ≤ T
≤ 47°C+2°C,–1°C
No
LED color : Red flash
Yes
Power release
Is the
battery abnormal?
(Shorted)
Yes
No
Is the
each terminal to short
another terminal
Yes
No
No touch
effect in each terminal
Yes
No
No
Vmin ≤ 4.8V±0.1V
Yes Trickle charging
120~160mA
No
Fast charge (LED color : Red)
Li-ion : Constant current & constant voltage charging
CC mode : 945mA±5%, CV mode : 8.4V+0%, –2%
Not sensing for 4min
Yes
V terminal ≥ 8.85V
Yes
Timer ≥ 512sec
Yes
T ≥ 55°C±4°C
Timer ≥ 180min
+18min, –10min
Yes
∆V ≤ 0
Yes
No
Yes
Yes
Yes
Timer ≥ 256sec
Timer ≥ 180min
+18min, –10min
Yes
Yes
No
No
Total ≥ 10H timer
Vs ≥ 3.29V±0.1V
(V = 7.9V)
No
Yes
No
–96mV ≤ –∆V ≤ –72mV
Yes
No
T ≥ 55°C±4°C
Timer ≥ 128sec
No
Yes
No
No
Charging current off
(I = 0mA)
Timer ≥ 120min
+12min, –10min
Yes
Trickle 30~90mA
Charge (LED color : Green)
No
Total timer ≥ 10H
Yes
Cut-off
LED color : Green
2
Charging current
≤ 100±20mA
Yes
Yes
No
No
No
No
No
No
After 30min
from starting fast charging
∆V/12min ≥
282mV/12min
Trickle charging
120~160mA
No
No
When battery
voltage is 8.9V+0.1V, –0V or
more, ∆V ≤ 0
Yes
Vmin ≤ 4.8V±0.1V
No
Fast charge
(LED color : Red) 1200mA±5%
Ni-Cd, Ni-MH : Constant current charging
Not sensing for 4min
Vmax ≥ 10.8V±0.1V
Yes
Is Li-ion?
LED color : Green
Red flash
I = 0mA
Yes
KSC-25
PC BOARD VIEWS
CHARGER UNIT (W02-3641-08) Component side view
C26
C8
C7
R19
+
+
JK1
DC JACK
S
T
P1
–
D6
M4
M5
Q2
B C E
JK2
D2
D3
L1
R14
R47
C24
J05
R11
B13
M6
+
JK8
JK9
R24
R43
16
R42
B17
U5
5 4
8 1
B9
B19
R16
B7
R13
C11
C27
R46
R39
U6
Q4
R49
B10
C3
R36
B6 R37
R18
C9
C25
R25
C20
D1
JK3
JK4
Y1
R23
1
J06
J07
C10
R22
B3
R38 C15
B20
R35
C13
B21
J11
J10
R21
B15
J15
J16
B1
R40
C12
C34
R9
B14
C35
R33
R48
JK6
M3
C4
C5
JK11
U3
1 14
R28
R10
R41
J13
C6
R17
Q3
J03
B2
C32
J14
C17
J04
C28
C29
C23
C31
JK5
D5
C18
D4
R44
JK12
R27
9
R7
R34
C19
+
+
C1
JK10
8
J01
C14
C2
U1
+
R29
LED1
RG
R20
B4
B8
R2
R1
R3
R26
C33
R45
R5
C21
C22
R6
R4
C30
JK7
U2
B16
J12
J08
J09
B22
U4
R30
R31
R32
Q1
1
16
7 8
R8
C36
J17
C38
B18
B12
C37
J02
B11
R12
8
9
C16
R15
JK1
CHARGER UNIT (W02-3641-08) Foil side view
3
C29 102P
C30
C1
+
C20 102P
R4 6.8K
Vcc
R10
47K
R9
47K
U1
Q1
Vcc
C22
102P
470 25V
(G)
LED1
+
R1 4.7K
R5 10K
102P
D1
470 10V
(R)
2
1
9
10
14
B10
15
U5A
8 + 3
–
4
2
B9
B8
DC
JACK
C2
R6 10K
D6
C23 102P
U6
P1
C21 102P
C33
471P
/FULL
TSB
CTRL
BATB
BTYPE
/ICHG
SCTRL
ICTRL2
ICTRL1
/CVB
/CHB
R3
470
U2
R2 4.7K
/FAST
VSS
XI
XO/R
VDD
B6
B7
7
5
8
4
3
6
Vcc
Vcc
11
12
16
13
R30
C3 104P
Y1
6MHZ
B22
R21
47K
J08
0
47K
PER
12
–
4 B14
U4A
3 5 B15
+
PER
12
11
8
R12 470
Vcc
4
9 10
B21
R44 5.1K
14
U4C
+
–
8
9
U4B 6
–
1
+
J12 0
7
R31 300K
2
B11
200
R11
Q2
L1
330µ
5
13
J02
0
15
J15 0
J16 0
J14 0
3
U3
C36
471P
Vcc
R24
8.87K
1
14
16
2
C6
103P
R15 0.1
U5B 6
B19 7
–
+
5
J13 0
+
R34
100K
7
C12
101P
R23 20K
6
R32
100K
C24 102P
D3
C31 102P
C35
471P
D2
C38
471P
R22 39K
R14
100K
C37
471P
C10 102P
R17 10K
C13 104P
J06 0
R13
3K
C14
4.7 16V
B12
R35 20K
1
2
C4 20P
R7
200
J09 0
B16
B17
B18
Vcc
B13
J07 0
Q3
120
R49
C32
Q4
+
Vcc
D5
D4
C17
R45 10K
101P
C15
104P
U4D
11 J11 0
+
13
–
B20
10 J10 0
R26
C19
104P
C5
20P
R8
200
C34
471P
R37 1K
R19 470
C9 103P
R25 10K
R16
3K
2.7K
R36
200K
R28
R18
100K
R27 10K
C16
104P
R33
11K
R29 1.5K
C7
C25
102P
R38
100K
220 16V
C11
104P
10K
R43 10K
C18
101P
C8 104P
Vcc
R40
100K
R39 1K
C28
102P
R42
7.15K
R46
4.3K
R48
47K
C26 102P
C29
102P
R41 7.15K
R47
15K
4
JK1
B1
B3
B4
B2
LED1 : M059AGW-A-K
D1
: RLS4148N
D2~5 : SB140
D6
: SB240
: 2SA2712
: 2SA1757 or 2SA1469
: PK7002
: PJ431
: AMC-04
: TL494 or UPC494C
: LM339 or BA10339F
: BA10393
: T600D
– : Ground terminal
5
Q1,3
Q2
Q4
U1
U2
U3
U4
U5
U6
S : Terminal for distinction of battery
T : Terminal for detection temperature
3
4
+ : Ni-MH, Li-ion
+ : Ni-Cd
1
2
KSC-25
SCHEMATIC DIAGRAM
R20 22K
KSC-25
BATTERY PACK
KNB-24L (Li-ion Battery Pack : 1400mAh)
KNB-26N (Ni-MH Battery Pack : 2000mAh)
■ External View
■ External View
■ Schematic Diagram
■ Schematic Diagram
DISCHARGING TERMINALS
DISCHARGING TERMINALS
S
S
220k
1.8M
S
T
CHARGING TERMINALS
S
T
CHARGING TERMINALS
KNB-25A (Ni-Cd Battery Pack : 1200mAh)
■ External View
■ Schematic Diagram
DISCHARGING TERMINALS
S
560k
S
T
CHARGING TERMINALS
5
KSC-25
KENWOOD CORPORATION
14-6, Dogenzaka 1-chome, Shibuya-ku, Tokyo 150-8501, Japan
KENWOOD SERVICE CORPORATION
P.O. BOX 22745, 2201 East Dominguez Street, Long Beach, CA 90801-5745, U.S.A.
KENWOOD ELECTRONICS CANADA INC.
6070 Kestrel Road, Mississauga, Ontario, Canada L5T 1S8
KENWOOD ELECTRONICS DEUTSCHLAND GMBH
Rembrücker Str. 15, 63150 Heusenstamm, Germany
KENWOOD ELECTRONICS BELGIUM N.V.
Leuvensesteenweg 248 J, 1800 Vilvoorde, Belgium
KENWOOD ELECTRONICS FRANCE S.A.
13, Boulevard Ney, 75018 Paris, France
KENWOOD ELECTRONICS U.K. LIMITED
KENWOOD House, Dwight Road, Watford, Herts., WD1 8EB United Kingdom
KENWOOD ELECTRONICS EUROPE B.V.
Amsterdamseweg 37, 1422 AC Uithoorn, The Netherlands
KENWOOD ELECTRONICS ITALIA S.p.A.
Via G. Sirtori, 7/9 20129 Milano, Italy
KENWOOD IBERICA S.A.
Bolivia, 239-08020 Barcelona, Spain
KENWOOD ELECTRONICS AUSTRALIA PTY. LTD.
(A.C.N. 001 499 074)
16 Giffnock Avenue, Centrecourt Estate, North Ryde, N.S.W. 2113 Australia
KENWOOD ELECTRONICS (HONG KONG) LTD.
Unit 3712-3724, Level 37, Tower one Metroplaza, 223 Hing Fong Road, Kwai Fong, N.T., Hong Kong
KENWOOD ELECTRONICS TECHNOLOGIES(S) PTE LTD.
Sales Marketing Division
1 Ang Mo Kio Street 63, Singapore 569110