HP LaserJet 5p/mp Service Manual - Page 31

Place the test tool on a table in front of the PC's IR port

Page 31 highlights

HP LaserJet 5P Printer Service Supplement New Product Features If the "PASS" LED lights, the test was successful, indicating that communication with the printer's IR port is functioning normally. On HP LaserJet printers, a self-test page will be initiated by the test. If the "TEST" LED goes out and the "PASS" LED fails to light, the printer's IR port is not functioning correctly; check the operator's instructions included with the IR test tool. To test the host computer: 1. Place the test tool on a table in front of the PC's IR port 2. Press the "Computer Test" button. The test tool will sequence the LEDs. If the "PASS" LED light, the test was successful, indicating that communication with the printer's IR port is functioning normally. If the "TEST" LED goes out and the "PASS" LED fails to light, the host's IR port is not functioning correctly. 24

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If the "PASS" LED lights, the test was successful, indicating that
communication with the printer’s IR port is functioning normally.
On HP LaserJet printers, a self-test page will be initiated by the
test.
If the "TEST" LED goes out and the "PASS" LED fails to light, the
printer’s IR port is not functioning correctly; check the operator’s
instructions included with the IR test tool.
To test the host computer:
1.
Place the test tool on a table in front of the PC’s IR port
2.
Press the "Computer Test" button. The test tool will sequence
the LEDs.
If the "PASS" LED light, the test was successful, indicating that
communication with the printer’s IR port is functioning normally.
If the "TEST" LED goes out and the "PASS" LED fails to light, the
host’s IR port is not functioning correctly.
HP LaserJet 5P Printer Service Supplement
New Product Features
24