Lexmark C746n Service Manual page 76
Color laser printer
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Also See for C746n:
- User manual (278 pages) ,
- Administrator's manual (46 pages) ,
- Service manual (22 pages)
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5026
Error code
920.16
POST Error
920.17
POST Error
920.18
POST Error
920.19
POST Error
920.20
POST Error
920.21
POST Error
920.22
POST Error
920.23
POST Error
920.25
POST Error
920.27
POST Error
920.28
POST Error
920.29
POST Error
Service Manual
2-40
Description
Bad printhead NVRAM data.
Output bin cable not connected.
Cartridge motor 3 (bottom) is not
connected.
Stepper motor not connected.
Incompatible transfer module.
+24 V power supply failure.
Fuser bubble sensor is not connected.
Duplex motor is not connected.
Bad temperature and humidity sensor.
Option board ID unknown.
Option type unknown.
Option product ID unknown.
Action
• POR the printer.
• If the error message persists, go to
POST (power-on self test)—Bad printhead
NVRAM data error service check" on
page
2-108.
• POR the printer.
• If the error message persists, go to
POST (power-on self test)—Output bin cable
not connected error service check" on
page
2-109.
• POR the printer.
• If the error message persists, go to
POST (power-on self test)—Cartridge motor
3 not connected error service check" on
page
2-110.
• POR the printer.
• If the error message persists, go to
POST (power-on self test)—Transfer module
stepper motor not connected error service
check" on page
2-110.
• POR the printer.
• If the error message persists, go to
920.20—POST (power-on self test)—Bad
transfer module NVRAM data error service
check" on page
2-108.
• POR the printer.
• If the error message persists, replace the low-
voltage power supply. See
power supply (LVPS) removal" on
page
4-119.
If the error message persists, go to
sensor service check" on page
• POR the printer.
• If the error message persists, go to
POST (power-on self test)—Duplex motor
not connected error service check" on
page
2-113.
• POR the printer.
• If the problem persists, go to
Transfer Module Missing or not connected
service check" on page
If the error message persists, go to
920.28, 920.29—POST (power on self test)
option tray error service check" on page
If the error message persists, go to
920.28, 920.29—POST (power on self test)
option tray error service check" on page
If the error message persists, go to
920.28, 920.29—POST (power on self test)
option tray error service check" on page
"920.16—
"920.17—
"920.18—
"920.19—
"920.15,
"Low-voltage
"Bubble
2-122.
"920.23—
"920.03, 920.25—
2-97.
"920.27,
2-114.
"920.27,
2-114.
"920.27,
2-114.
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