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Troubleshooting > Trouble Diagnosis
1) Connect the two flat cables of rear block to the MAN circuit board (Fig. 4-6-2).
2) Attach the MAN circuit board and rear block to the R block.
3) Use the two screws [E] to secure the MAN circuit board.
4) Connect the GSL-H/GSL-L/GSL-M and MAN circuit boards.
5) Connect the DRF-H/DRF-L/DRF-M and MAN circuit boards.
6) Use the three screws [A] to secure the rear block.
Fig. 4-6-2 Setting to Service Position (A)
[A] M1.7×4 (Black)
[E] M1.7×3 (Silver)
3) Screws [E]
MAN
circuit
board
6) Screw [A]
6) Screw [A]
1)
3)
5)
4)
DRF-H/DRF-M/
DRF-L circuit
board
GSL-H/GSL-M/
GSL-L circuit
board
2)
6) Screw [A]
Rear block
Frame
Frame
R block
MAN
circuit
board
(2) Setting to service position (B)
Service position (B) is used to diagnose trouble
in the system of operation buttons on side case
L.
Perform trouble diagnosis using the check
points on MAN/MAN-M and AEL circuit
boards.
Fig. 4-6-3 Service Position (B)
AEL circuit
board
High-voltage
portion
