HP C3982A Service Manual - Page 30
Infrared Test Tool - parts
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HP LaserJet 5P Printer Service Supplement New Product Features If all these elements are properly installed and configured, use the IR test tool to test the IrDA protocol transmission and device operation. This tool for troubleshooting IR communication problems, shown in Figure 10, has been developed by Genoa Technology, Inc., in cooperation with Hewlett-Packard. The part number is 5062-4661 and can be ordered through HP Parts Direct Ordering. The IR test tool can be used with any IrDA-compliant primary or secondary device, regardless of manufacturer. IR Diodes Test Connect Pass LB Peripheral Computer Test Test switches Test Modes PCL Printer PostScript Printer Energy Detect Test Frame Figure 10 Infrared Test Tool To test the peripheral device: 1. Put the HP LaserJet 5P in Ready Mode. 2. Press the "Peripheral Test" button on the test tool. The LEDs on the test tool will sequence. 23