46
Service Manual
4039-1XX
Network Connections and Checks
Wrap Tests
The Wrap Tests check the circuits used to communicate with the
host computer.
To run the Wrap Test:
1. Turn the printer off.
2. Disconnect the interface cable.
3. Install the wrap plug in one of the interface cable connectors.
Note: Install the parallel wrap plug part no. 1319128 for the parallel
test or install the 25 pin serial wrap plug part no. 1329048 for the
serial test.
4. Enter Diagnostics mode.
5. Select [Wrap Test].
6. Select [Parallel] for the parallel port or [Serial] for the 25 pin
serial port.
7. Select [Single] or [Continuous].
8. Select [CANCEL] to stop continuous.
A [PASSED] message indicates the printer connection to the printer
cable connector is good.
A [FAILED] message indicates a defective system board.
Note: Ignore the number displayed after a failure is displayed.
9. Press Return to return to the Diagnostics mode main menu.
10. Turn the printer off, then remove the wrap plug from the interface
connector.
Summary of Contents for 4039 - B/W Laser Printer
Page 69: ...Repair Information 55 4039 1XX ...
Page 77: ...Repair Information 63 4039 1XX ...
Page 79: ...Repair Information 65 4039 1XX ...
Page 83: ...Repair Information 69 4039 1XX ...
Page 85: ...Repair Information 71 4039 1XX D B C A ...
Page 87: ...Repair Information 73 4039 1XX ...
Page 91: ...Repair Information 77 4039 1XX B A ...
Page 93: ...Repair Information 79 4039 1XX F E B F D C ...
Page 105: ...Repair Information 91 4039 1XX ...
Page 113: ...Repair Information 99 4039 1XX ...
Page 116: ...102 Service Manual 4039 1XX Gear Train ...
Page 117: ...Connector Locations 103 4039 1XX HVPS ...
Page 120: ...106 Service Manual 4039 1XX System Board Connectors 10R 12R 12L ...
Page 122: ...108 Service Manual 4039 1XX System Board Connectors 16L ...
Page 124: ...110 Service Manual 4039 1XX System Board Connectors 10P J21 J14 J11 ...
Page 132: ...118 Service Manual 4039 1XX Toner Shield to Lower Frame Load Box Shaft to Upper Frame ...
Page 139: ...Parts Catalog 125 4039 1XX Assembly 1 Covers 1 14 2 1A 12 1B 17 10 4 3 16 15 11 9 8 27 5 6 7 ...
Page 151: ...Parts Catalog 137 4039 1XX Assembly 4 Printhead System Board 9 2 7 6 4 3 1 8B 8A 8 ...
Page 157: ...Parts Catalog 143 4039 1XX Assembly 6 Paper Feed Alignment Gears ...
Page 161: ...Parts Catalog 147 4039 1XX Assembly 8 Standard Paper Tray 200 sheet 1 5 2 3 4 6 ...
Page 163: ...Parts Catalog 149 4039 1XX Assembly 9 Paper Tray 500 Sheet 5A ...
Page 165: ...Parts Catalog 151 4039 1XX Assembly 10 Base for Paper Drawer 500 Sheet 4 4 2 1 3 ...
Page 173: ...Parts Catalog 159 4039 1XX Assembly 13 Electronics 5A 7 13 6 9 11 5 4A 4 3 18 1 18 23 21 22 ...
Page 177: ...Parts Catalog 163 4039 1XX Assembly 14 Transfer Roll ...
Page 181: ...Parts Catalog 167 4039 1XX Assembly 16 Envelope and 100 Sheet Auxiliary Feeder ...