Lexmark C734 Service Manual page 65

Error code
920.04
POST Error
920.05
POST Error
920.06
POST Error
920.07
POST Error
920.08
POST Error
920.09
POST Error
920.10
POST Error
920.11
POST Error
920.12
POST Error
920.13
POST Error
920.14
POST Error
920.15
POST Error
Description
Fuser motor not connected.
Printhead motor not connected.
Input sensor not connected.
Narrow media sensor not connected.
Exit sensor not connected.
Four toner sensors are not connected.
Three toner sensors are not
connected.
Two toner sensors are not connected.
One toner sensor is not connected.
Cartridge motor 1 (top) not connected.
Cartridge motor 2 (middle) is not
connected.
Bad transfer module NVRAM data.
Action
• POR the printer.
• If the error message persists, go to
POST (power-on self test) error service
check" on page 2-94.
• POR the printer.
• If the error message persists, go to
POST (power-on self test) printhead motor
not connected error service check" on
page 2-95.
• POR the printer.
• 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) error service
check" on page 2-96.
• POR the printer.
• 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)—Four toner
sensors not connected error service check"
on page 2-98.
• POR the printer.
• If the error message persists, go to
POST (power-on self test)—Three toner
sensors not connected error service check"
on page 2-99.
• POR the printer.
• If the error message persists, go to
POST (power-on self test)—Two toner
sensors not connected error service check"
on page 2-100.
• POR the printer.
• If the error message persists, go to
POST (power-on self test)—One sensor not
connected error service check" on
page 2-101.
• POR the printer.
• If the error message persists, go to
POST (power-on self test) cartridge motor 1
not connected error service check" on
page 2-102.
• POR the printer.
• If the error message persists, go to
POST (power-on self test)—Cartridge motor
2 not connected error service check" on
page 2-103.
• 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 2-104.
Diagnostic information
5026
"920.04—
"920.05—
"Input
2-125.
"920.07—
"Exit
2-123.
"920.09—
"920.10—
"920.11—
"920.12—
"920.13—
"920.14—
"920.15,
2-31