9-6
HDW-750/750CE V1
9-5. VA Gain Adjustment
Notes
.
Start this adjustment upon completion of the adjustment
“9-3. TEST OUT Level Adjustment”.
.
When the AD LEVEL setup value is modified, wait 1 to
2 seconds and then measure the waveform amplitude
after the waveform is stabilized.
Preparation
.
OUTPUT/DCC switch (inside panel)
→
CAM/OFF
.
WHITE BAL switch (inside panel)
→
PRST
.
Complete the setting as shown below by using the setup
menu.
MENU : OPERATION
PAGE : 01
*
OUTPUT SEL
ITEM :
TEST OUT SELECT
→
HD
MENU : PAINT
PAGE : 06
*
KNEE
ITEM :
KNEE
→
OFF
MENU : SERVICE
PAGE : 03
*
VA ADJUST
ITEM :
TEST SAW
→
ANALOG
Adjustment Procedure
Equipment :
HD analog waveform monitor
Measurement point : TEST OUT connector (outside panel)
1.
Complete the setting as shown below by using the
setup menu.
MENU :
SERVICE
PAGE :
03
*
VA ADJUST
ITEM :
OUTPUT SELECT
→
R
2.
Complete the adjustment as shown below by using the
setup menu.
MENU :
SERVICE
PAGE :
03
*
VA ADJUST
ITEM :
R AD LEVEL
Specifications : A = 700
±
5 mV
3.
Complete the setting as shown below by using the
setup menu.
MENU :
SERVICE
PAGE :
03
*
VA ADJUST
ITEM :
OUTPUT SELECT
→
G
4.
Complete the adjustment as shown below by using the
setup menu.
MENU :
SERVICE
PAGE :
03
*
VA ADJUST
ITEM :
G AD LEVEL
Specifications : B = 700
±
5 mV
5.
Complete the setting as shown below by using the
setup menu.
MENU :
SERVICE
PAGE :
03
*
VA ADJUST
ITEM :
OUTPUT SELECT
→
B
6.
Complete the adjustment as shown below by using the
setup menu.
MENU :
SERVICE
PAGE :
03
*
VA ADJUST
ITEM :
B AD LEVEL
Specifications : C = 700
±
5 mV
Setting upon Completion of Adjustment
Complete the setting as shown below by using the setup
menu.
MENU : PAINT
PAGE : 06
*
KNEE
ITEM :
KNEE
→
ON
MENU : SERVICE
PAGE : 03
*
VA ADJUST
ITEM :
TEST SAW
→
OFF
ITEM :
OUTPUT SELECT
→
Y
A, B, C
9-5. VA Gain Adjustment