Manual Knee And White Clip Adjustments - Sony DNW-7 Maintenance Manual

5-9. Manual Knee and White Clip
Adjustments
Preparation
. OUTPUT/DCC switch (inside panel)
. WHITE BAL switch (inside panel)
. GAIN switch (inside panel)
. On the setting menu, set as follows.
PAGE : FUNCTION 1/2
ITEM : TEST SAW
PAGE : LEVEL 3
ITEM : WHITE CLIP
Adjustment procedure
Test point : TEST OUT connector
1. On the setting menu, set as follows.
PAGE : LEVEL 3
ITEM : KNEE SLOPE 1
2. On the setting menu, adjust as follows.
PAGE : LEVEL 3
ITEM : KNEE POINT 1
: A = 85 ±2 IRE (NTSC)
Spec.
A = 595 ±14 mV (PAL)
3. GAIN switch (inside panel)
4. On the setting menu, set as follows.
PAGE : LEVEL 3
ITEM : WHITE CLIP
ITEM : KNEE SLOPE
5. On the setting menu, adjust as follows.
PAGE : LEVEL 3
ITEM : WHT CLIP LEVEL
: B = 107 ±2 IRE (NTSC)
Spec.
B = 735 ±10 mV (PAL)
6. GAIN switch (inside panel)
7. On the setting menu, set as follows.
PAGE : LEVEL 3
ITEM : WHITE CLIP
DNW-7/90/90WS
CAM/OFF
PRST
M (9 dB)
ON
OFF
MIN
H (18 dB)
ON
MAX
M (9 dB)
OFF

5-9. Manual Knee and White Clip Adjustments

8. On the setting menu, adjust as follows.
PAGE : LEVEL 3
ITEM : KNEE SLOPE
: C = 109 ±2 IRE (NTSC)
Spec.
C = 763 ±14 mV (PAL)
A
Setting after adjustment
. GAIN switch (inside panel)
. On the setting menu, set as follows.
PAGE : FUNCTION 1/2
ITEM : TEST SAW
PAGE : LEVEL 3
ITEM : WHITE CLIP
Note
The values used in the above adjustment are for the
conditions that the white clip level is set to 109 IRE
(763 mV). When the white clip level is set to a value other
than 109 IRE (763 mV), equate these values of knee slope
adjustment and white clip adjustment.
B
L (0 dB)
OFF
ON
5-7
C