Sony DNW-A100 Maintenance Manual page 427

(4) Entering the maintenance mode
To enter the maintenance mode, press S1101 on the SS-63 board.
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The operation of the maintenance mode is described as follows.
The sub mode and menus of the maintenance mode that are used in this section are shown below.
M0: TAPE MAINTENANCE
A3 : BETACAM PB ADJUST
A30 : EQ VR
A32 : DM VR 1
A33 : DM VR 2
A34 : DM VR 3
A35 : DM VR 4
A36 : DM VR 5
A3F : NV-RAM CONTROL
. . . . . Changing the data value
(1) Turn the search dial to set the cursor * to the item to be changed.
(2) Turn the search dial slowly while pressing the JOG button. = Data value changes.
REVERSE direction:
FORWARD direction: the data value increases (00 follows FF.)
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During adjustment, change the rotational direction of the search dial observing the change of wave-
form that is displayed on the measuring equipment.
. . . . . Saving the data
(1) Turn the search dial to set the cursor * to A3F : NV-RAM CONTROL.
(2) Press the SET button once.
(3) Turn the search dial to set the cursor * to "SAVE ALL ADJUST DATA".
(4) Press the SET button once.
. . . . . Tape operations (playback, rewind, forward, etc.) in the maintenance mode
(1) Enter any of menu A30 to A36.
(2) To pause the maintenance mode operation, press the SET button. = It enables tape operation.
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The display of the time data display area on the lower control panel is changed to the time code
display in the normal operation mode. And the
screen on the video monitor.
(3) After the tape operation is completed, press the MENU button to cancel the pause of maintenance
mode.
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The displays of the time data display area and video monitor are returned to their previous states.
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
the data value decreases (FF follows 00.)
mark is displayed at the top right corner of menu
6-3. Analog Video Playback System Adjustment after Replacing the Drum
. . . . . Shifting to the next menu
(1) Press the JOG button once.
= Search dial enters into the JOG mode.
(2) Turn the search dial to set the cursor * to the desired
menu (or mode).
(3) Press the SET button once.
. . . . . Exiting from the current menu (mode)
Press the MENU button once.
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Press the MENU button several times to exit from the
maintenance mode .
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