JRC JMR-92 Series Field Service Manual page 693

Step 1 Remove the front cover of the display unit mount kit and the lid of
the JB.
Remove the front cover of the display unit mount kit and the lid of the JB. For more information
about the removal procedure, refer to "Replacing the Fuses of the Serial LAN Interface Circuit:
SLC CMH-2370."
If an SLC is installed, turn OFF the power S1 switch of the SLC. For more information about the
S1 switch of the SLC, refer to "Replacing the Fuses of the Serial LAN Interface Circuit: SLC
CMH-2370."
If a GIF has been installed, turn OFF the power S1 switch of the GIF. For more information about
the S1 switch of the GIF, refer to "Replacing the Fuses of the Gyro Interface Circuit: GIF
CMJ-554."
Step 2 Remove all the cable-ties and cable retainers.
Disconnect all the cables that are fastened to the cable clamps of the JB. To disconnect the
bottom right cables in the JB that are fastened with cable retainers, remove the screws (M4: 2
locations each) of the cable retainers. To disconnect the cables that are fastened with cable-ties,
cut off all the cable-ties.
Before conducting Unit replacement work, always be sure that every
cable-tie that fastens the cable has been removed.
Replacement work without the above may lead Unit/cable breakage.
Chapter 4 Replacement procedure
Cut up the
Cut up the
cable-tie
cable-tie
4-472