HPIIISi TWINAX CARD
8. Troubleshooting
This chapter provides instructions for performing diagnostic tests on the HPIIISi Twinax Card. It also contains a
Before calling, make sure the Card is installed correctly, verify that its configuration settings are correct, perform the appropriate diagnostic tests outlined in this chapter, and have the following information ready:
•Printer and interface
•Model number and serial number of the Card
•Description of the problem
•Results of the diagnostic tests
•Type of host system or controller
You may also need to print a “hex dump” or “buffer print” by enabling buffer print from the front panel, or by sending the Card host/PC- download command 42 (see the entry for this command in Section 5.3). This causes all printing to be in hexadecimal code, just as it’s received from the host, to help in tracing the problem. See Sections 8.3 and 8.4.
If it becomes necessary to ship the Card, use the original carton and packaging to prevent damage.
8.1 Twisted-Pair Applications
If you are using a passive star panel and
For installations using twinax cabling, the
8.2 The Card’s Self-Test
Verify proper installation and configuration of the HPIIISi Twinax Card by performing an interface
98
