JVC HV-53PRO/K Service Manual page 40

HV-53PRO
■ ■ ■ ■ PIP COLOUR DECODER VCO SETTING
Measuring
Item
instrument
VCO Signal
Adjustment generator
for
Remote
PIP COLOUR
control unit
DECODER
Setting item
1. PIP VCO ADJ
2. PIP VID ADJ
3. PIP SNC SLI
■ ■ ■ ■ AUDIO CIRCUIT ADJUSTMENT
Do not touch 3. AUDIO adjustment of the SERVICE MENU as it requires no adjustment.
If values had changed for the some reason, set the initial values in the following table.
3. AUDIO (Do not adjust)
Setting item
1. ERR LIMIT
2. A2 ID THR
3. QUASI
40
Test point Adjustment part
1.PIP VCO ADJ.
Variable range
0000 ～ 0001
-128 ～ +127
Variable range
00H ～ FFH
00H ～ FFH
00H ～ FFH
No. 51984
Description
1. Receive a colour bar signal.
2. Select 7.PIP from the service mode.
3. Select 1.PIP VCO ADJ with the function UP / DOWN( ▲ / ▼ )
key.
4. Press the MENU / OK key.
When the MENU / OK key is pressed, VCO for colour decoder
*
will be automatically set at the respective values.
Do not touch 2. P VID ADJ. 3. P SNC SLI. in 7. PIP adjustment
of the SERVICE MENU as it requires no adjustment. If values
had changed for the some reason, set the initial values in the
following table.
fixed value
Automatically given
0000
+007
fixed value
10H
14H
－