Download Viking Components 56K Service manual

SERVICING
Table 8-2 CHIP INDUCTOR IDENTIFICATION
Color
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
Gray
White
1st Digit
2nd Digit
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
Multiplier
(Last PN Digit)
1 (7)
10 (8)
100 (9)
1000 (0)
10,000 (1)
100,000 (2)
------0.1 (6)
8.6.5 CHIP TRANSISTORS AND DIODES
Surface mounted transistors and diodes are identified by a special number that is shown in a table on
Section 10.
8.7 BERYLLIUM PRODUCT WARNING
Q501, Q502, Q503, R519, R538 and R668 in the
Power Amplifier contain Beryllium (BeO). Inhalation
of dust or fumes may cause serious chronic lung disease. Refer to the Material Safety Data Sheets for further details.
8.8 GRAFOIL REPLACEMENT PROCEDURE
When replacing a device that uses Grafoil for the
thermal interface, the Grafoil must be replaced. The
old Grafoil must be completely removed from the
heatsink. To avoid scuffing the heatsink a plastic
scraper (e.g. tuning tool) should be used to remove the
old Grafoil.
8-7
Month 2000
Part No. 001-2004-601