Agilent Technologies HP 8719D Service Manual page 214

flash once. If the analyzer passes the test, the message PASS is displayed.
76 (substitute the next test number where Iss] was used). Watch for the
analyzer display and front panel LEDs to flash.
If the analyzer fails any of the tests (59 through Sl), replace the A19
q
assembly.
If alI of the following is true, replace the Al8 display assembly.
q
CPU passes the LED test.
n
GSP passes all of the internal display tests (59 through 61).
n
Power supply checks out.
n
Digital Control Troubleshooting