Backplane Pcb Leds - JVC 250 Service Manual

Chapter 7---Troubleshooting

Backplane PCB LEDs

Figure 7-9 Backplane PCB LEDs on right side (exposed side)of PCB.
The Backplane has two status LEDs, the /LV_OK signal from the Low Voltage
Power Supply, and the /HV_OK signal from the High Voltage Power Supply. The
Backplane also has several connectors that can be used for probing signals and
voltages (see Figure 7-18 and associated signals and voltages).
Model 250 Service Manual 7-11