4-41. REPLACEMENT OF TERMINAL BLOCK TB1. Continued
Using soldering kit, solder tagged wires
to bottom of replacement terminal block
TB1 (1). Remove wire tags.
Install retained bottom cover (13) on
power supply chassis (16).
4-42. REPLACEMENT OF SNAP LINE DRIVER CCA.
Cross tip screwdriver
Flat tip screwdriver
These were removed in
step b. Before and after
soldering, clean solder
joints with alcohol and
Refer to paragraph 4-40 for
a. Mounting adapter
Set on work surface with back toward
b. 17 captive screws
Using flat tip screwdriver, fully loosen 17
captive screws securing power supply (1)
to mounting adapter chassis.
c. Power supply (1)
Set power supply (1) with heatsink
See figure 4-4.
assembly face down on work surface.
d. SNAP line driver CCA (7)
Using cross tip screwdriver, remove and
See figure 4-13.
retain two screws (8), Iockwashers (9),
flat washers (10), and non-metallic
washers (11) securing defective SNAP
line driver CCA (7) to power supply
Using soldering kit, tag and desolder
wires from terminals on defective SNAP
line driver CCA. Remove and discard
SNAP line driver CCA.