02/2000
2-30
DocuPrint N2125
RAP 28
Initial Issue
Status Indicator Repair Analysis Procedures
RAP 28 Power Supply
Procedure
Switch the printer power off. Disconnect the power cord. Remove the Left Interface Cover (
), Left Cover (
), and the Left Plate Assembly (
). Disconnect the following
from the LVPS:
•
P/J281 (Print Engine Controller PWB) (
)
•
P/J282 (System Controller PWB)(
)
•
P/J11(Fuser)(
)
•
P/J283 (Main Fan)(
)
•
P/J284(Front Interlock Switch)(
)
•
P/JPN1 (5VDC Power Supply)(
)
Connect the power cord. Switch the printer power on and measure the voltages listed in
on the LVPS.
All voltages are correct.
Y
N
Replace the LVPS (
).
Switch the printer power off. Reconnect P/J281 to the LVPS. Switch the printer power on and
measure the voltages listed in
. All the voltages are correct.
Y
N
Switch the printer power off. Reconnect all the P/Js to the LVPS. Disconnect the following
from the Print Engine Controller PWB:
•
P/J35 (OCT PWB) (
)
•
P/J34 (Duplex PWB) (
)
•
P/J33 (Size 1 PWB) (
)
•
P/J22 (Laser) (
)
•
P/J21 (Laser) (
)
•
P/J23 (Connector PWB) (
)
•
P/J31 (Stack Full Sensor) (
)
•
P/J30 (Rear Interlock Switch) (
)
•
P/J25 (Print Cartridge Sensor) (
)
•
P/J32 (Exit Motor) (
)
•
)
•
P/J26 (HVPS PWB) (
)
•
P/J27 (Fuser Sensors) (
)
Switch the printer power on and measure the voltages listed in
. All voltages are
correct.
Y
N
Replace the Print Engine Controller PWB (
).
Switch the printer power off. Reconnect one of the disconnected plugs. Switch the printer
power on. Measure the voltages listed in
. All the voltages are correct.
Y
N
Replace the component just connected to the Print Engine Controller PWB.
Repeat the step with the next disconnected plug.
Switch the printer power off. Reconnect one of the disconnected plugs. Switch the printer
power on. Measure the voltages listed in
. All the voltages are correct.
Y
N
Replace the component just connected to the LVPS.
Repeat the step with the next disconnected plug.
Table 1 LVPS
Red Lead
Black Lead
Voltage
P/J281 pin 7
Frame Ground
+5.0VDC
P/J281 pin 10
Frame Ground
+3.3VDC
P/J281 pin 1
Frame Ground
+24.0VDC
A
A
Содержание N2125N - DocuPrint B/W Laser Printer
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Страница 19: ...02 2000 2 2 DocuPrint N2125 Initial Issue Status Indicator Repair Analysis Procedures...
Страница 21: ...02 2000 2 4 DocuPrint N2125 Introduction Measurements Initial Issue Status Indicator Repair Analysis Procedures...
Страница 27: ...02 2000 2 10 DocuPrint N2125 Error Code Tables Initial Issue Status Indicator Repair Analysis Procedures...
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Страница 217: ...02 2000 5 2 DocuPrint N2125 Initial Issue Parts list...
Страница 241: ...02 2000 6 2 DocuPrint N2125 Initial Issue General Procedures Information...
Страница 243: ...02 2000 6 4 DocuPrint N2125 Introduction Initial Issue General Procedures Information...
Страница 263: ...02 2000 6 24 DocuPrint N2125 GP 2 11 Initial Issue General Procedures Information...
Страница 287: ...02 2000 6 48 DocuPrint N2125 GP 4 1 Initial Issue General Procedures Information manuals4you com manuals4you com...
Страница 289: ...02 2000 6 50 DocuPrint N2125 GP 4 1 Initial Issue General Procedures Information Figure 4 PCL Menu...
Страница 293: ...02 2000 6 54 DocuPrint N2125 GP 4 1 Initial Issue General Procedures Information Figure 9 Ethernet Menu...
Страница 295: ...02 2000 6 56 DocuPrint N2125 GP 4 1 Initial Issue General Procedures Information Figure 11 Novell Menu...
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Страница 299: ...02 2000 6 60 DocuPrint N2125 GP 5 1 Initial Issue General Procedures Information...
Страница 301: ...02 2000 7 2 DocuPrint N2125 Initial Issue Wiring Data...
Страница 307: ...02 2000 7 8 DocuPrint N2125 Base Engine Initial Issue Wiring Data Figure 5 Block Diagram 2 of 2...