S/H Dc Adjustment - Sony CBK-HD01 Maintenance Manual

9-2-10. S/H DC Adjustment

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If it is poorly adjusted, the RPN correction cannot be
optimized, or vertical stripes will appear when MASTER
GAIN is increased.
In such case, perform this adjustment.
Fixtures and Equipment:
HD picture monitor
Preparation:
. Connect an TEST OUT connector to the (HD-Y) of HD
picture monitor.
→ CLOSE
. Lens IRIS
→ 12 dB
. GAIN SW
. WHITE BAL SW → PRESET
. AUTO W/B BAL switch (Font panel) → BLK
(Perform the automatic black balance adjustment.)
Adjustment Procedure:
1. On the menu, adjust as follows.
MENU : SERVICE
PAGE : S23 S/H DC
ITEM : S/H DC ADJ MODE → ON
ITEM : TEST OUT SELECT → R
If this adjustment is poorly performed, the vertical
stripes appear on the monitor screen.
Rch Gch Bch
2. Perform the R-channel adjustment using the menu
until the vertical stripes become least visible on the
picture monitor.
MENU : SERVICE
PAGE : S23 S/H DC
ITEM : S/H DC B Rch (1)
3. On the menu, adjust as follows.
MENU : SERVICE
PAGE : S23 S/H DC
ITEM : TEST OUT SELECT → G
9-12
4. Perform the G-channel adjustment using the menu
until the vertical stripes become least visible on the
picture monitor.
MENU : SERVICE
PAGE : S23 S/H DC
ITEM : S/H DC B Gch (1)
5. On the menu, adjust as follows.
MENU : SERVICE
PAGE : S23 S/H DC
ITEM : TEST OUT SELECT → B
6. Perform the B-channel adjustment using the menu
until the vertical stripes become least visible on the
picture monitor.
MENU : SERVICE
PAGE : S23 S/H DC
ITEM : S/H DC B Bch (1)
Setting after Adjustment:
. On the menu, set as follows.
MENU : SERVICE
PAGE : S23 S/H DC
ITEM : S/H DC ADJ MODE → OFF
ITEM : TEST OUT SELECT → VBS
PDW-700/V1 (E)