Wyse WY-60 Maintenance Manual page 55

Figure 4-1 Power Supply Component Layout
U26
R20
R18
ACTION
16. Check the -12V supply at U26-1.
17. Check the +12V supply at R18.
18. Adjust the display.
4-8
COMMENTS
The digital voltmeter
should read -12V +5
percent. If the -=12V
supply is not within
tolerance after you have
adjusted the +5V supply,
see Chapter 3,
"Troubleshooting."
The digital voltmeter
should read +12V +5
percent. If the +12V
supply is not within
tolerance after you have
adjusted the +5V supply,
see Chapter
3.
See Table 4-1 for a list
of display problems and
their adjustments. Check
Figure 4-2 for their
related component
locations.