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Table 20. Reference Table; NPS 540+ with external power supply
1. Ensure the power supply is +9 volts.
CAUTION:
A +12 volt power supply will damage the NPS.
2. Disconnect power supply from NPS and check for +9 V ac output at the disconnected power supply.
3. If +9 V ac is missing, replace the power supply.
Region or Country:
Part Number:
U.S.A.
30H4064
Europe
30H4061
U.K.
30H4062
Australia
30H4063
Japan
30H4065
4. If +9 V ac is present, replace the NPS unit.
5. Go to Step 2 on page 61.
Table 21. Reference Table; NPS 640, 642 or 542+ with external power supply
1. Disconnect power supply from NPS and check for +12 V ac output at the disconnected power supply.
2. If +12 V ac is missing, replace the power supply.
Region or Country:
Part Number:
U.S.A.
14H7318
Europe
14H7320
U.K.
14H7319
Australia
30H4066
Japan
30H4021
3.
If +12 V ac is present, replace the NPS unit.
4. Go to Step 2 on page 61.
Chapter 1. Diagnosing Problems
155
Содержание 4247
Страница 1: ...4247 Printers Maintenance Information Document Number SA24 4400 05 Part Number 27P8450 IBM ...
Страница 241: ...e90apc15 Figure 24 Main Input Power Supply Ground Chapter 3 Circuit Diagrams 241 ...
Страница 257: ...Figure 32 Stacker Motor Wiring Chapter 3 Circuit Diagrams 257 ...
Страница 261: ...Stacker Cable Wiring Figure 36 Tractor Assembly Cable Wiring Chapter 3 Circuit Diagrams 261 ...
Страница 266: ...Locations and Orientations Logic Board Microcode Module Locations and Orientation Model A00 Chapter 4 Locations 266 ...
Страница 348: ...7 Remove the side cover screws and side covers Figure 96 Top Cover Chapter 5 Removals and Adjustments 348 ...
Страница 498: ...Table 75 Store Mode Quit Save Current Manufacturing Default Appendix A Printer Configuration 498 ...
Страница 501: ...E90AX003 Figure 196 Coax Configuration Printout Part 1 of 2 Appendix A Printer Configuration 501 ...