Canon NP-1010 Service Manual page 77

VIII. ELECTRICAL
A. Electrical Unit
Note:
The electrical unit of the copier refers to a unit
consisting of the power supply/AC driver, DC
power supply. and high-voltage transformer;
see Figure 4-74.
1. Removing the Electrical Unit
1) Remove the upper rear cover, upper front
cover, upper left cover, lower front cover,
lower rear cover, and lower right cover in
the order named.
2) Open the top unit at a right angle, and dis-
connect the following connectors:
.
J602, J603. and J604 from DC power
suPPlY
.
Jl, J2. and J3 from power supply/AC
driver
.
J901 from high-voltage transformer
3) Remove the screw with a washer from the
power supply/AC driver, and remove the
grounding wire.
4) Remove the three screws, and remove the
electrical unit.
@
Screws @ Electrical unit
Figure 4-73
_/- \
\
@I High-voltage transfo;mer
0 DC power supply
@I power supply/AC driver
Figure 4-74
Removing the High-Voltage Transformer
Remove the upper rear cover, upper front
cover, upper left cover, lower front cover,
lower rear cover, and lower right cover in
the order named.
Open the top unit at a right angle.
Remove the two screws, disconnect the
following connectors, and remove the
high-voltage transformer.
J603 from DC power'supply PCB
J901 from high-voltage transformer
Hold the top unit when removing the
,1,1,.,
@
Screw
@
Screw
Figure 4-75
4-24
-\
I
COPvAI6HT
0l900
cAllOll Inc.
CANON HP-1010 AN.0 DEC. 1988 PAINTEA IN JAPAA IIMPAIME AU JAPONI