IBM 4247 Maintenance Information page 78

Table 11. MAP 0150: Power Supply (continued)
Questions/Actions
4. a. Power off (O) the printer.
b. Connect the power supply fan to the power
supply board.
c. Power on (|) the printer.
Does the power supply fan run OK?
5. a. Power off (O) the printer.
b. Connect the power supply cable to the logic
board.
c. Power on (|) the printer.
Does the power supply fan run OK?
Yes
Go to step 5.
Go to step 6 on page 79.
No
Power off (O) the printer.
Install a new power supply fan.
- or -
Install a new power supply. See "Power
Supply" on page 400.
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.
Go to step 7 on page 80.
Chapter 1. Diagnosing Problems
78