32
10
MAIN PWB SA
KJJ46271-003x3
MAIN PWB SA
1
From power supply unit
J22
J11
J18
J24
J23
J2
J5
J17
J15
J21
J24
J23
J22
J18
J11
J23,J24through the inner part of the cable
TPS0242-001
2.16 CIRCUIT BOARD REMOVAL
2.16.1 Removal of the Main Circuit Board
1) When the three screws
0
are removed and the cir-
cuit boards are pulled out.
Caution at the time of exchange of the
Main circuit board
1) Values set in user mode and service mode are stored
on the Main circuit board.Accordingly, when the cir-
cuit board has been replaced by a new one, these
set values must be stored.
For details, refer to Service Mode “Parameter Push
and Pop”.
2) The connectors tend to break in performing removal
and attachment of a Main circuit board, please work
carefully enough.