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ERROR CODE AND TROUBLESHOOTING
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[CF10] Communication module SRAM reading failure
MJ-1101
1. Is the error recovered when the power of the equipment is turned OFF and then back ON?
2. Check if the MJ-1101 is set as the specified finisher on the equipment.
3. Check if the harness connecting the converter PC board and the finisher controller PC
board is disconnected or open circuited.
4. Check if the conductor pattern on the converter PC board is open circuited or short
circuited.
5. Check if the conductor pattern on the finisher controller PC board is open circuited or short
circuited.
6. Replace the converter PC board.
7. Replace the finisher control PC board.
MJ-1101 (When MJ-6101 is installed)
1. Is the error recovered when the power of the equipment is turned OFF and then back ON?
2. Check if the MJ-1101 is set as the specified finisher on the equipment.
3. Check if the harness connecting the converter PC board and the finisher controller PC
board is disconnected or open circuited.
4. Check if the harness connecting the hole punch control PC board and the finisher control
PC board is disconnected or open circuited.
5. Check if the conductor pattern on the converter PC board is open circuited or short
circuited.
6. Check if the conductor pattern on the finisher controller PC board is open circuited or short
circuited.
7. Check if the conductor pattern on the hole punch control PC board is open circuited or
short circuited.
8. Replace the converter PC board.
9. Replace the finisher control PC board.
10.Replace the hole punch control PC board.
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