Knee And White Clip Adjustment - Sony HDW-750 Maintenance Manual

9-15. Knee and White Clip Adjustment

9-15. Knee and White Clip Adjustment
Preparation
. OUTPUT/DCC switch (inside panel) → CAM/OFF
. WHITE BAL switch (inside panel) → PRST
. GAIN switch (inside panel) → M (6 dB)
. Complete the setting as shown below by using the setup
menu.
MENU : PAINT
PAGE : 01*SW STATUS
ITEM : TEST SAW → ON
. Complete the setting as shown below by using the setup
menu.
MENU : PAINT
PAGE : 06*KNEE
ITEM : KNEE → OFF
ITEM : WHITE CLIP → OFF
Adjustment Procedure
Equipment : HD analog waveform monitor
Measurement point : TEST OUT connector (outside panel)
1. Complete the adjustment as shown below by using the
setup menu.
MENU : PAINT
PAGE : 06*KNEE
ITEM : KNEE POINT
Specifications : A = 665 ± 14 mV
A
2. Set the GAIN switch (inside panel) → H (12 dB)
3. Complete the setting as shown below by using the
setup menu.
MENU : PAINT
PAGE : 06*KNEE
ITEM : WHITE CLIP → ON
9-18
4. Complete the adjustment as shown below by using the
setup menu.
MENU : PAINT
PAGE : 06*KNEE
ITEM : WHITE CLIP LEVEL
Specifications : B = 763 ± 14 mV
5. Set the GAIN switch (inside panel) → M (6 dB)
6. Complete the setting as shown below by using the
setup menu.
MENU : PAINT
PAGE : 06*KNEE
WHITE CLIP → OFF
ITEM :
7. Complete the adjustment as shown below by using the
setup menu.
MENU : PAINT
PAGE : 06*KNEE
ITEM : KNEE SLOPE
Specifications : C = 763 ± 14 mV
n
The above value is the adjustment value on the premise
that the white clip level is set to 763 mV. When the white
clip level is set to any value other than 763 mV, set the
KNEE SLOPE adjustment value to the same value as the
WHITE CLIP LEVEL adjustment value.
B
C
HDW-750/750CE V1