Replacement Of Cable Guide Section Components; Replacing Cr Board Assembly - MUTOH RJ-901C Maintenance Manual

4 Parts Replacement
6. To reassemble the unit, reverse the removal procedure.

4.10 Replacement of Cable Guide Section Components

4.10.1 Replacing CR Board Assembly

NOTE
Before replacing CR board assembly, remove the following covers.
• Top cover: "4.2.6 Removing Top Cover" p.4-13
• CR board cover: refer to the instructions up to step 4 in
1. Remove the following connectors from the CR board assembly.
CAUTION
When connecting or removing the FFC type cables to the CR board assembly connector,
always pull or push the cables perpendicularly to the connector.
Pulling or pushing the wire slantwise may damage/short/break the terminals in the
connectors, resulting in a breakdown of the on-board elements.
No. Connector
No.
1 J204
2 J205
3 J201
4 J202
5 J203
6 J207
7 J206
8 J208
9 J209
Table 4-4 Connectors to CR Board Assembly
# of Color
pins
Print head CN1
31 pins Black
Print head CN2
31 pins Black
Main board assembly J11
31 pins Black
Main board assembly J10
31 pins Black
Main board assembly J9
31 pins Black
CR_ENC assembly
4 pins White
Cutter solenoid assembly
2 pins White
P_EDGE sensor assembly
4 pins Black
PG origin point sensor
3 pins White
assembly
RJ-901C/RJ-900C Maintenance Manual
"4.6.1 Replacing Print Head"
Connect to
4-64
p.4-37.
Remarks