Agilent Technologies Ininiium 9000 Especificaciones Pagina 100

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Chapter 5: Troubleshooting
Front Panel Display Trouble Isolation
100
Front Panel Display Trouble Isolation
Connect external monitor to VGA port. Turn unit on.
Does
display appear
on ext. monitor
?
No
Yes
Is
front Panel
black?
Check display cable
connection to display card
and LCD
No
Does
front panel
display
work?
Try a golden display
card to verify failure
Does
display work
with golden
card?
Repl ace LCD.
Replace display
card
Repl ace
motherboard.
Check inverter board control
cable.
Yes
Check voltage on pin 1 of
J3 on display card. Should
be 12V.
Is
voltage
OK ?
Repl ace LCD.
Ye s
Does
front panel
display
work?
Re pl ace
inverter.
No
Front Panel Display Trouble Isolation
Go to 'Primary Trouble Isolation'.
Yes
No
Yes
No
No
Yes
Repl ace
display card.
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