Agilent Technologies XX3625 Service Manual page 101

Table 5-6 Backlight Inverter Board Input Voltages
Input Pin #
Backlight OFF
Backlight ON
7 6 5 4
0 V 0 V 12 V 0 V
0 V 0 V 0 V 0 V
To check the backlight inverter voltages
3 2 1
0 V 12 V 12 V
0 V 12 V 12 V
Chapter 5: Troubleshooting