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3. SYNC AGC Adjustment
[Connection]
� TP
VR1 01
TP1 41
[Adjustment I Check]
Measuring Equipment
Measuring Point
TP1 03 (CH 1 )
Oscilloscope
TP1 05 (EXT)
TP1 41 (GND)
Color bar
ADJ. Location
±
VR1 01
0.5
Preparation:
• POWER switch: "PLAYER"
Adjusting I Checking method:
• Short pin @ , pin @ and pin ® of J1 005.
1 . Adjust with VR1 01 to 0.5
. r White (1 00 %)
TP1 03
0
QCH2
Condition
Stop
I
ry
Input Signal
Alignment Tape
signal only)
ADJ. / Check Value
0.01 Vp-p
±
0.01 Vp-p .
±
0.5
0.01 Vp-p
fo
4. Trap
[Connection]
EXT
[Adjustment I Check]
Measuring Point
TP1 01 (CH 1 )
TP1 05 (EXT)
TP1 41 (GN D)
ADJ. Location
VR1 07
Preparation:
• POWER switch: "PLAYER"
• Short pin ®
Adjusting I Checking method:
of J1 005.
1 . Adjust with VR1 07 so that the amplitude (residual chroma
level) of green becomes minimum (below 30 mVp - p) .
- 5 - 1 6 -
Adjustment
TPl 05 c
�
VR1 07
TP1 01
TP1 41
0
Measuring Equipment
Oscilloscope
Input Signal / Alignment Tape
Color bar
ADJ. / Check Value
pin @ and pin ®
then short pin @ and pin
,
,
Residual chroma level
EXT
QCH2
Condition
Stop
@)
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