TM 5-3610-257-14
4-20.2. Replace Clock Board Assembly.
MOS:
35E, Special Electronic Devices Repairer
TOOLS:
Flat Tip Screwdriver
SUPPLIES:
Clock Board Assembly (PCB)
WARNING
Death or serious injury may occur from electrical shock unless power cord is unplugged before
servicing.
a.
Remove densitometer (paragraph 4-20.1).
b.
Remove chassis cover.
c.
Remove ribbon cable connector.
d.
Tag and disconnect wires from terminal.
e.
Remove defective clock board assembly.
f.
Install new clock board assembly.
g.
Reconnect wires and remove tags.
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