TM 11-5820-890-30-4
4-30. REPLACEMENT OF AUDIO AMPLIFIER CASE.
Tools:
Cross tip screwdriver
Pliers
Adjustable wrench
Flat tip screwdriver
Socket wrench
7/8-inch socket
Torque screwdriver
Torque wrench
Soldering kit
Expendable Supplies:
Cotton swabs
Solder
Alcohol
References:
Paragraph 4-19 for removal and installation of audio amplifier CCA.
Paragraph 4-20 for removal and installation of transistor Q1.
Paragraph 4-21 for removal and installation of connector J9.
Paragraph 4-22 for removal and installation of connectors J2 - J6.
Paragraph 4-23 for removal and installation of binding posts.
Paragraph 4-24 for removal and installation of resistor R1.
Paragraph 4-25 for removal and installation of remote control transformer CCA.
Figures 4-5, 4-6, 4-7, 4-8, 4-10, and 4-11 for location of amplifier adapter parts.
ITEM
ACTION
REMARKS
REMOVAL
a.
b.
c.
d.
e.
f.
g.
h.
i.
j.
Mounting adapter
Access cover (2)
Audio amplifier CCA (6)
Connectors J2 - J6
Connector covers
Transistor Q1 (5)
Resistor R1 (10)
Binding posts
Surge Arrestors and
diodes
Remote control
transformer CCA
Set on work surface with right side
toward you.
Remove.
See figure 4-5. Refer to
paragraph 4-19 for access
cover removal procedures.
Remove and retain.
Refer to paragraph 4-19 for
removal procedures.
Remove and retain.
Refer to paragraph 4-21 for
removal procedures.
Using cross tip screwdriver, remove and
retain two screws and flat washers securing
four protective covers to audio amplifier
case.
Remove and retain.
Refer to paragraph 4-20 for
See figure 4-7.
removal procedures.
Remove and retain.
Refer to paragraph 4-24 for
See figure 4-8.
removal procedures.
Remove and retain.
Refer to paragraph 4-23 for
See figure 4-7.
removal procedures.
Using cross tip screwdriver, remove and
retain four screws securing terminal lugs,
surge arrestors and diodes to audio
amplifier case.
Remove and retain.
Refer to paragraph 4-25 for
removal procedures.
4-122
