f .
g .
h.
i .
j .
k.
l .
m.
n .
o.
p.
q.
Disconnect J104 (power distribution), J9 (-1 kV), and J8 (10 kV).
Remove defective power supply assembly.
Disconnect plug-ins and remove 12.5 V power supply module.
Remove 10 kv dc power supply module.
Remove -1 kv dc power supply module.
Replace defective module.
Reinstall modules into power supply assembly.
Reinstall power supply assembly.
Reconnect J104, J8, and J9.
NOTE
Perform power supply adjustments (paragraph 9-20.22).
Reinstall back panel.
Reposition printer/enlarger over air shocks, raise casters and reinstall
bolts and washers.
Turn on circuit breaker.
r .
Turn on MASTER POWER switch.
9-159
TM 5-6675-319-14
