DANGER
To prevent serious personal injury from electrical shock when connecting or disconnecting the interface
cable, set the printer power switch to O (Off) and unplug the power cable.
DANGER
Do not connect or disconnect any communication port, teleport, attachment connector, or power cord
during an electrical storm.
Note: Print or obtain from the operator a printout of the current printer configuration. See “How To Run the Test
and Diagnostic (T&D) Programs” on page 201.
1. Power off (O) the printer and disconnect the power cord from the customer outlet.
2. Put the covers in the service position. See “Removing Covers” on page 275.
3. Remove the attachment card.
For coax attachment, see “Coax Attachment Card - Models 001, and 002” on page 392.
For twinax attachment, see “Twinax Attachment Card - Models 001, and 002” on page 396.
4. Remove the power supply cover.
5. Remove the board fan support.
Chapter 5. Removals and Adjustments
379
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 ...