IBM 4247 User Manual

Table 12. MAP 0160: Ribbon Feed and Ribbon Lift (continued)
Step Questions/Actions Yes No
6.
Did the ribbon lift OK? Return to the step that sent you
to this MAP.
Go to step 8 on page 92.
7.
Power off (O) the printer.
Disconnect the ribbon motor connector at the logic
board.
See “Ribbon Drive Motor Wiring” on page 252 to
measure the resistance of the motor windings.
Is the resistance correct?
Install a new logic board.
For Model A00, see “Logic
Board - Model A00” on
page 370. For Models 001 and
002, see “Logic Board - Models
001 and 002” on page 378. Or
“Logic Board - Model 003” on
page 366.
-or-
Install a new sensor cable. See
“Sensor Cable Assembly” on
page 441.
-or-
Install a new ribbon drive motor.
See “Ribbon Drive Motor” on
page 403.
Run T&D in automatic mode to
verify correct printer operation.
For Model A00, see “How To
Run the Test and Diagnostic
(T&D) Programs” on page 161.
For Models 001, 002, or 003,
see “How To Run the Test and
Diagnostic (T&D) Programs” on
page 201.
Install a new ribbon drive motor.
See “Ribbon Drive Motor” on
page 403.
Run T&D in automatic mode to
verify correct printer operation.
For Model A00, see “How To
Run the Test and Diagnostic
(T&D) Programs” on page 161.
For Models 001, 002, or 003,
see “How To Run the Test and
Diagnostic (T&D) Programs” on
page 201.
Chapter 1. Diagnosing Problems
91

IBM 4247 Specifications

General

Brand	IBM
Model	4247
Category	Printer
Language	English