Recording Current Automatic Adjustment; Playback Equalizer Automatic Adjustment - Sony Digital Betacam DVW-707 Maintenance Manual

6-5. Video System Adjustment
6-5-2. Playback Equalizer Automatic
Adjustment
Preparation
. "6-5-1 Preparation" must have already been completed.
Adjustment Procedure
1. Insert the alignment tape (ZR5-1/1P), and locate the TC
00:00:00:00 position of the tape by playing back or oth-
er operational modes and stop the tape near the TC
00:00:00:00 position while observing the display win-
dow.
2. Start up the EQ ADJUSTMENT menu item by operat-
ing the rotary encoder (on the front panel). (Adjustment
time: about 7 minutes)
. VCA adjustment
. SPEED adjustment
. COS adjustment
. PHASE adjustment
. V REF adjustment
S56*VTR ADJ.
EQ ADJUSTMENT
REC CURRENT ADJ. : OFF
CHECK ERROR RATE : ON
A:– B:– C:– D:–
E:– F:– G:– H:–
3. When the adjustment has ended successfully, the tape is
ejected automatically and the message "ADJUST OK!"
appears.
If the adjustment failed, the tape is ejected automatical-
ly and the message "ADJUST NG!" appears. If the ad-
justment has failed, repeat the adjustment starting from
step (1).
6-10
Confirmation Procedure
1. Play back the alignment tape (ZR5-1/1P).
2. Check that the CONDITION display of the ERROR
Setting upon Completion of Adjustment
: EXEC
When "6-5-3 Recording Current Automatic Adjustment"
has not been performed, return the settings of the following
switches to their default positions.
. S4-1 (DCP-17 board)
. S20-4 (DVP-17 board)
RATE item shows the following status.
S56*VTR ADJ.
EQ ADJUSTMENT
REC CURRENT ADJ. : OFF
CHECK ERROR RATE : ON
A:o B:o C:o D:o
E:o F:o G:o H:o
(The round black mark ( ) or the cross mark (x) i.e.,
other than the white round mark ( O ), must not be dis-
played for 3 seconds or longer.)
If the adjustment still fails, repeat the playback equaliz-
er automatic adjustment starting from step (1) of the ad-
justment.
OFF
OFF
: OFF
DVW-790WS/709WS/707
DVW-790WSP/709WSP/707P P2V1