JVC TK-1280E - Page 42

TK-1280E/-1180E/-1281EG |
Ci GAIN
adjustment
Y1.Y2 GAIN
adjustment
16 (No. 6647)
is aa
Oscilloscope,
Color bars
Oscilloscope,
Gray scale
Oscilloscope,
Gray scale
TP -3 (B) R8 (C1 GAIN) @ CCD OUT: 340mvV (TK-1280), 400mV (TK-1180)
[MAT “ENC {MAT /ENC 1. Connect an oscilloscope to TP — 3 (B).
board} board] 2. Match the YL level for each 1H with R8
(C1 GAIN).
® ® ® ®
|
>
dln
Mon
Make @) even with®.
TP-6(R-YO) | R21 (R GAIN) @ CCD OUT: 170mV (TK-1280), 200mV (TK-1180)
TP-8 (B-YO) | R23 (B GAIN) 1. Connect an oscilloscope to TP -6 (R- YO).
(MAT /ENC [MAT /ENC 2. Use R GAIN VR (R21) to adjust the TP -
board] board} 6 waveform so that it may become flat.
3. Connect the oscilloscope to TP —- 8 (B— YO).
4. Use B GAIN VR (R23) to adjust the TP —
8 waveform so that it may become fiat.
TP ~— 2 (VAP) R3 (Y1, Y2 GAIN) | @ CCD OUT: 170mvV (TK-1280), 200mvV (TK-1180)
[MAT ENC [MAT /ENC 1. Connect an oscilloscope to TP - 2 (VAP).
board] board] 2. Match the overshoot and pre-shoot level
with R3 (Y1, Y2GAIN).
Same levels
eal)