Electrical Adjustment; Idling Adjustment - Sony HVO-500MD Service Manual

7-1.

Idling Adjustment

The unit performs the idling after turning on the power.
After replacing the HPR-50 board, perform this adjustment and adjust the idling time.
HPR-50 board
A
GND
1
2
3
1. Remove the top cover. (Refer to
2. Make sure that the video signal input connector on the rear panel is not connected. (If need, pull out the cable)
3. Turn on power of the unit, make sure that LED indicators D707,D708 on the HPR-50 board(C-1) are turned off
after three minutes elapsed.
4. When the elapsed time is not three minutes, rotate the RV300 on the HPR-50 board(B-1) in right and left so that
the elapsed time becomes three minutes.
HVO-500MD/HVO-550MD
Section 7

Electrical Adjustment

B C
GND
D708
D707
RV300
GND
HPR-50 Board (A Side)
"6-2. Top Cover")
7-1