Table 11. MAP 0150: Power Supply (continued)
Questions/Actions
Yes
No
7. a. Power off (O) the printer.
b. Remove the attachment card.
v
For Model A00, see “Serial Attachment Card -
Model A00” on page 390.
v
For Models 001, and 002, see “Coax
Attachment Card - Models 001, and 002” on
page 392. Or, for the twinax attachment, see
“Twinax Attachment Card - Models 001, and
002” on page 396.
v
For Model 003, see “Model 003 Attachment
Cards: Serial, Twinax, LAN, Coax” on
page 359.
c. Disconnect all connectors from the logic board
except the power supply connector.
d. Remove all tractor assemblies.
e. If installed, remove the stacker and ASF
assembly.
f. Power on (|) the printer.
Does the power supply fan run OK?
Go to step 8 on page 81.
Power off (O) the printer.
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.
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
80
Summary of Contents for 4247
Page 1: ...4247 Printers Maintenance Information Document Number SA24 4400 05 Part Number 27P8450 IBM ...
Page 241: ...e90apc15 Figure 24 Main Input Power Supply Ground Chapter 3 Circuit Diagrams 241 ...
Page 257: ...Figure 32 Stacker Motor Wiring Chapter 3 Circuit Diagrams 257 ...
Page 261: ...Stacker Cable Wiring Figure 36 Tractor Assembly Cable Wiring Chapter 3 Circuit Diagrams 261 ...