InfoPrint 4247 Z03 Maintenance Information page 55

Table 7. MAP 0160: Ribbon feed and ribbon lift (continued)
Step Questions/Actions
Turn off the printer.
7.
Disconnect the ribbon motor connector at the Engine board.
See Ribbon feed motor wiring to measure the resistance of
the motor windings.
Is the resistance correct?
Turn off the printer.
8.
Disconnect the ribbon lift motor connector at the printhead.
Measure the resistance of the motor windings (see Ribbon
lift motor wiring).
Is the resistance correct?
Yes
Install a new Engine board
(see Engine board).
- or -
Install a new sensor cable
(see Sensor cable assembly).
- or -
Install a new ribbon drive
motor (see Ribbon drive motor
and drive assembly).
Run T&D in automatic mode
to verify correct printer
operation (see Running the
test and diagnostic (T&D)
programs).
Go to step 9.
No
Install a new ribbon drive
motor (see Ribbon drive motor
and drive assembly).
Run T&D in automatic mode
to verify correct printer
operation (see Running the
test and diagnostic (T&D)
programs).
Install a new ribbon lift motor
(see Ribbon lift motor).
Run T&D in automatic mode
to verify correct printer
operation (see Running the
test and diagnostic (T&D)
programs).
Chapter 1. Diagnosing problems
55