Sony Betacam SX DNW-A100 Maintenance Manual page 194

4-2. TAPE Maintenance Mode (M0)
4-2-9. AUDIO/VIDEO ADJUST Mode (A2)
The adjustment menus other than submenus of A23 and
menu A24 are used for manual adjustment.
In the submenus of A23 and menu A24, automatic adjust-
ment (AUTO) or manual adjustment (MANUAL) can be
selected (except A234).
For the automatic adjustment, refer to the operation
example described in each menu.
To change the adjustment data manually
(1) Turn the search dial on the superimpose picture and
move the * mark to the item to be adjusted.
Turn the search dial in the time data display area and
display the item to be adjusted.
(2) Turn the search dial while pressing the JOG button.
The adjustment data then increases or decreases.
To execute the automatic adjustment
(1) Turn the search dial on the superimpose picture and
move the * mark to "MANUAL".
Turn the search dial in the time data display area and
display "MANUAL".
(2) Turn the search dial in FORWARD (2) direction
while pressing the JOG button. Message "Auto (Push
SET Button)" is then displayed on the superimpose
picture, and message "PUSH SET" is displayed in the
time data display area.
(3) The automatic adjustment is executed when the SET
button is pressed.
. Only the display on the superimpose picture changes
as described below. The displayed data value also
changes.
Auto adjusting .. :
Auto Adjust Complete : Automatic adjustment is
Auto Adjust Failure :
To return the adjustment data to the former state
Execute ALL DATA PREVIOUS in an A2F : NV-RAM
CONTROL menu.
n
The current adjustment data can not return to the former
state after executing SAVE ALL DATA ADJUST DATA.
To save the adjustment data
Execute SAVE ALL ADJUST DATA in an A2F : NV-
RAM CONTROL menu.
4-60
Automatic adjustment is in
progress.
completed.
Automatic adjustment fails.
A20 : VPR VR
AUDIO/VIDEO ADJUST MODE
A20:VPR VR
*
REF 1ST FLD DET 80
VIDEO 1/2 LEVEL 80
VIDEO 3 LEVEL 80
Y OUTPUT LEVEL 80
R-Y OUTPUT LEVEL 80
B-Y OUTPUT LEVEL 80
B-CAM R-Y OUT LEVEL 80
B-CAM B-Y OUT LEVEL 80
INT 4FSC FREQ 80
(525/60 System) DNW-A100/A50/A45 (625/50 System)
AUDIO/VIDEO ADJUST MODE
A20:VPR VR
*
REF 1ST FLD DET 80
VIDEO 1/2 LEVEL 80
VIDEO 3 LEVEL 80
Y OUTPUT LEVEL 80
R-Y OUTPUT LEVEL 80
B-Y OUTPUT LEVEL 80
INT 4FSC FREQ 80
(625/50 System) DNW-A100P/A50P/A45P (525/60 System)
This menu is used to adjust the reference signal and analog
video output systems on the VPR-17 board. In 525/60 and
625/50 systems, the displayed adjustment items differ.
The adjustment item below can be adjusted in only a 525/
60 system (DNW-A100/A50/A45) or a 625/50 system
(DNW-A100P/A50P/A45P). If this item is not adjusted,
failure also occurs in the other system.
Adjustment item Description
REF 1ST FLD DET First-field detection timing of reference
signal
INT 4FSC FREQ Free-running frequency of internal
reference signal 4fsc
The adjustment item below must be adjusted in both 525/
60 and 625/50 systems.
Adjustment item Description
VIDEO 1/2 LEVEL Composite video output (1/2) level
VIDEO 3 LEVEL Composite video output (3) level
Y OUTPUT LEVEL Component video Y output level
R-Y OUTPUT LEVEL Component video R-Y output level
B-Y OUTPUT LEVEL Component video B-Y output level
The adjustment item below is used exclusively for a 525/
60 system.
Adjustment item Description
B-CAM R-Y OUT LEVEL R-Y output (Betacam) level
B-CAM B-Y OUT LEVEL B-Y output (Betacam) level
AUDIO/VIDEO ADJUST MODE
A20:VPR VR
*
VIDEO 1/2 LEVEL 80
VIDEO 3 LEVEL 80
Y OUTPUT LEVEL 80
R-Y OUTPUT LEVEL 80
B-Y OUTPUT LEVEL 80
AUDIO/VIDEO ADJUST MODE
A20:VPR VR
*
VIDEO 1/2 LEVEL 80
VIDEO 3 LEVEL 80
Y OUTPUT LEVEL 80
R-Y OUTPUT LEVEL 80
B-Y OUTPUT LEVEL 80
B-CAM R-Y OUT LEVEL 80
B-CAM B-Y OUT LEVEL 80
DNW-A100/A50/A45
DNW-A100P/A50P/A45P