TM 11-6625-3081-23
5-15. OPTICAL SIGNAL ANALYZER PHOTOMULTIPLIER AND BRACKET ASSEMBLY
5-15
2A1A1A7 REPAIR (cont)
INSTALLATION
e.
Place replacement optical switch
(1 or 2) in holding fixture (8).
f.
Attach and solder resistor leads
to terminals on optical switch as
listed below.
OPTICAL
SWITCH
TERMINALS
RESISTOR
A1
1 and 4
R1
A1
2 and 3
R4
A2
1 and 4
R2
A2
2 and 3
R3
g.
Remove optical switch (1 or 2)
from holding fixture.
h.
Solder tagged leads (7) to opti-
cal switch terminals.
i.
Position optical switch (1 or 2)
on previously marked shutter
cover (3) and install two screws
(4), washers (5), and nuts (6).
j.
Refer to 1 above and do steps m
through v to install shutter
cover, photomultiplier, and
bracket assembly.
612-39
END OF TASK
5-78