H3-89
006-252-05
06.30.01 FM3040
FM-DP L
Service Manual
H3-89
MAINTENANCE 3. TROUBLESHOOTING
Error code
Error name
Significance
Probable cause and remedy
Detailed
information format
20F3
Data length error during
SIO reception
Data length error occurred during
exchange with the density
measurement unit.
Defect of communication unit of the density measurement unit.
1. Replace the density measurement unit.
None
20F4
Hardware error during
SIO reception
The following hardware errors have
occurred.
•Framing error
•Overline error
•Parity error
000X
X is the status
value of the serial
communication
control unit
20F5
SMCU reception error
Results of the exchange between the
density measurement unit and main
body CPU board were abnormal.
Defect of control board of the density measurement unit, or
defect of the CPU board.
1. Replace the control board in the density measurement unit.
None
2110
Image line test
verification error pixel
line number
unmatching error
Image line was faulty in CR/MF
connection
Defect of the interface cable, FIX board.
1. Replace the interface cable.
2. Replace the FIX board.
None
21F0
SIO2 reception error
Abnormal exchange occurred in host
controller.
No problems unless it occurs frequently. If it occurs frequently,
replace the input board.
None
2210
Image line test
verification error pixel
line number
unmatching error
Image line was faulty in CR/MF
connection
Defect of the interface cable, FIX board.
1. Replace the interface cable.
2. Replace the FIX board.
None
22F0
SIO2 reception error
Abnormal exchange with host controller
No problems unless it occurs frequently. If it occurs frequently,
replace the input board.
None
2700
Reception of
unexpected command
Printer issued command unexpected
command
Continuable
None
2761
(*3)
DSP state error
Could not use the DSP.
Defect in the vicinity of the DSP of the IMG board.
1. Check that the CPU, IMG, input boards, MTH board related
connectors, and image memory board are set to the MTH
board normally.
2. Replace the IMG board.
4. Replace the MTH board.
None
No correction needed.
Incorrect operations if it occurs frequently.
Defect of communication cable, defect of SIO of the MTH
board, defect of communication unit of the density
measurement unit.
1. Replace the communication cable.
2. Replace the density measurement unit.
3. Replace the MTH board.
*3: Main unit software version B03 or later.