Error code Description Action
937.71
• The main drive motor assembly may be faulty
or has failed.
• The internal duplex assembly is not properly
grounded to the LVPS. This only applies to
machines with an installed internal duplex
assembly.
Warning—Potential Damage: Ensure that the
metal frame of the internal duplex assembly is
properly grounded to the metal frame of the LVPS
with a jumper wire as shown in the graphic below.
LVPS
Grounding wire
Note: If the jumper wire is NOT present, then
install the 40X7028 internal duplex grounding kit.
This should only be done for machines with an
installed internal duplex assembly.
Go to
“Main drive motor assembly service
check” on page 251.
937.80 The main drive motor assembly may be faulty or has
failed.
Go to
“Main drive motor assembly service
check” on page 251.
937.81
940.00 LVPS zero cross test fails. Replace the LVPS card
assembly.
Go to
“LVPS card assembly removal” on
page 328.
945.xx The image processing ASIC or DRAM has failed.
1 POR the machine.
2 If the problem remains, replace the scanner
controller card.
Go to
“Scanner controller card assembly
removal (models X651, X652, X654, and
X656)” on page 520 or “Scanner controller
card assembly removal (model X658)” on
page 517
950.xx–990.xx error messages
Error code Description Action
950.00–
950.29
Mismatch between system card EEPROM and
operator panel mirror.
Go to
“NVRAM mismatch (950.00 through
950.29) service check” on page 252.
950.30–
950.60
Mismatch between secure and system.
7462
Diagnostic information
229
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