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Diagnostic information
2-25
964.
xx
Service
Emulation Error
Download emulation cyclic redundancy
check (CRC) failure has occurred. A
checksum failure detected in the
emulation header or emulation file.
The following actions may be taken:
1. Disable the Download Emulation.
2. Program the download emulation into
the code overlay SIMM again.
3. If the problem is not resolved replace
the code overlay SIMM, and download
emulation again.
975.
xx
Service
Standard Network
or
975.
xx
Service
Network Card
x
Network error: unrecognizable network
port.
Replace the standard network card or the
card in the specified slot.
976.
xx
Service
Standard Network
or
976.
xx
Service
Network Card
x
Unrecoverable software or error in
network or network port
.
If unable to clear the error message, check
the following:
• If installed, check network card for
correct installation.
• If correctly installed, replace the
network card.
• If a network card is not installed,
replace the controller board.
978.
xx
Service
Standard Network
or
978.
xx
Service
Network Card
x
Bad checksum while programming
network port.
Check the following:
• Make sure you have downloaded the
code in binary mode, not ASCII.
• Reprogram the Network card.
• If the problem persists, and if installed,
check the network card for correct
installation.
• If correctly installed, replace the
network card.
If a network card is not installed, replace
the controller board.
979.
xx
Service
Standard Network
or
979.xx Service
Network Card
x
Flash parts failed while programming
the network port
Check the following:
• If installed, check the network card for
correct installation.
• If correctly installed, replace the
network card.
• If a network card is not installed,
replace the controller board.
982.
xx
Service
<
device
> Comm.
Communications error detected by the
specified device.
Note
: <
device
> can be one of the
following:
• Duplex unit
• Tray 2
• Tray 3
Service error messages (1XX, 8XX and 9xx) (continued)
Error code
Description
Action
Y112730-2
Summary of Contents for d-Color MF920
Page 1: ...SERVICE MANUAL Copiatrici Copiers d Color MF920 d Color MF923 Code Y112730 2...
Page 10: ...x Service Manual Y112730 2...
Page 15: ...Notices and safety information xv Y112730 2...
Page 16: ...xvi Service Manual Y112730 2...
Page 18: ...xviii Service Manual Y112730 2...
Page 22: ...xxii Service Manual Y112730 2...
Page 124: ...2 80 Service Manual Y112730 2...
Page 198: ...3 74 Service Manual Y112730 2...
Page 302: ...4 104 Service Manual Y112730 2...
Page 305: ...Locations 5 3 Interior view Y112730 2...
Page 306: ...5 4 Service Manual Printer boards Controller Board Y112730 2...
Page 317: ...Locations 5 15 HVPS Y112730 2...
Page 319: ...Locations 5 17 LVPS Y112730 2...
Page 324: ...6 2 Service Manual Y112730 2...
Page 331: ...Index I 7 Y112730 2...
Page 332: ...UPDATINGSTATUS DATE UPDATEDPAGES PAGES CODE 09 2010 1ST EDITION 332 Y112730 2...