Video Amplifier - Radio Shack TRS-80 Service Manual

Figure
3-3A.
KIT.
VIDEO AMPLIFIER
ASSEMBLY
B.
REMOVAL/REPLACEMENT PROCEDURES
TOOLS
REQUIRED:
Phillips
Head
Screwdriver
1.
Remove
the
print
head
cable fingerboard
P012
from connector J012 on
video
amplifier.
2.
Remove
connector P004, on
cable
of
video
amplifier,
from connector J004
on
logic board.
3.
Remove
the four carriage
solenoid wires attached
to
the bottom
of
the video
amplifier.
4.
Remove
the
two screws
(2)
lockwashers
(3)
and
flatwashers
(4)
and remove
the video amplifier from
printer.
C.
ADJUSTMENT
1.
No
adjustments are necessary on
the video
amplifier.
D.
PREVENTIVE MAINTENANCE
1.
No
maintenance
is
necessary on
the video
amplifier.
3-8