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10-5.
VIDEO SYSTEM ADJUSTMENTS
[Adjustment sequence]
1.
Playback Frequency Characteristic Adjustment
SYNC AGC Adjustment
CD-64 Board Output Adjustment
IR Adjustment
Chroma Comb Filter Adjustment
Pre-emphasis Input Level Adjustment
9.
Chroma Emphasis Adjustment
10. L Mode De-emphasis Level Adjustment
11. E Mode De-emphasis Level Adjustment
12. E Mode Playback Level Adjustment
13. L Mode Playback Level Adjustment
14. Recording Y Level Adjustment
15. Recording Chroma Level Adjustment
16. Playback Vector Adjustment
bE
Ie
ait
tl
oe
10-5-1.
Playback Frequency Characteristic
Adjustment (RP-116 Board)
Note: The designation { ) stands for adjustment on CH-2.
Mode
Playback
Signal
Alignment tape: for frequency characteris-
tic adjustment
(WRS-7NE)
Measurement | CN004 pin © (PB RF 1CH)
point
(CN004 pin © (PB RF 2CH))
External trigger: CN004 pin @ (RF SWP)
Trigger slope:—(+)
[tessa
Oscilloscope
instrument
Adjustment
| RV002 (RV001)
element
Specified
4.5MHz level: 8.5MHz level=3 : (2+0.2)
value
{Adjustment Method]
10MHz
2,.0MHz
7.0MHz
12MHz
4.5MHz
8.5MHz
Fig. 10-9.
—264—
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