Replacing The Power Circuit Board; Replacing Procedure Of The Fuse - ELNA E9020 Service Manual

[Power circuit board]
CN62
CN61
CN64
CN66
CN65
CN67
[Inverter circuit board]
CN102
CN101
To the power
circuit board
CN63

Replacing the power circuit board

Be sure to remove the power plug before starting to
replace the power circuit board.
A) Remove three setscrews in the power circuit board
(asm.).
B) Gradually pull backward the power circuit board
and draw out the connector of the power circuit
board.
Power circuit board
Connector No.
CN-61 Lamp (asm.)
CN-62 Main motor
CN-63 Transformer
CN-64 Inverter binding wire (asm.)
CN-65 Power circuit board connecting cord (asm.)
To the
CN-66 Power supply connecting cord (asm.)
back light
CN-67
Location of disassembly
A to F on pages 15 and 16

Replacing procedure of the fuse

C) Remove the belt cover.
D) Remove two setscrews of the power box (asm.).
E) Draw out the power box (asm.)
F) Replace the blown fuse with a new one.
Connection Check (AC120)
1 – 2 ≒ 13.5VAC
1 – 314.5V
+24V-GND, +28-GND
+5V-GND
Locstion of disassembly
A to F on paged 15 and 16
F2
F3
F4
F4, F3 : 3.15A fuse
F2 : 5A fuse
51