Note On The If-716 Board Replacement; Note On The Re-160 And Re-161 Boards; Dc Fans Precaution; Setting/Adjusting After Board Replacements - Sony Digital Betacam DVW-707 Maintenance Manual

1-9. Note on the IF-716 Board
Replacement
c
Operation of the unit elevates the temperature of the IC
package. Heated IC package may result in injury.
Replace the IC after turning off the power and ample time
for the IC to cool off.
The EEPROM (IC102) on the IF-716 board store the
following data.
Ref. No. (Address)
IC102 (D4/IF-716)
n
As for the IC102 on the IF-716 board, it is impossible to
write the original data into a new IC.
When replacing the IF-716 board, remove the IC102 on the
new IF-716 board and replace with the used IC on the
former board.
If it becomes necessary to replace with a new IC, contact
your local Sony Service Center/Sales Office.
1-10. Note on the RE-160 and RE-161
Boards
The RE-160 and RE-161 boards and electrical parts
mounted on its boards cannot be replaced.
If these parts are out of order, replace the whole DC-DC
converter.

1-11. DC Fans Precaution

The bearing of the DC fan is a precision part. Be careful
not to grasp the fan by its blade, bump, and drop it.
Unduly shock may damage the bearing in the fan, that can
result in abnormal noise during the fan operation.
DVW-790WS/709WS/707
DVW-790WSP/709WSP/707P P2V1
Data stored
Model and Serial No.

1-9. Note on the IF-716 Board Replacement

1-10. Note on the RE-160 and RE-161 Boards

1-12. Setting/Adjusting After Board Replacements

1-12. Setting/Adjusting After Board
Replacements
The boards required setting/adjusting after replacement are
as follows :
Board Setting/Adjusting after Replacement
AD-155 7-8./8-8. R/B AD Gain Adjustment
AXM-21 Switch/Slit land settings
(Refer to the MM P1
CNB-11 Slit land settings
(Refer to the MM P1
DCP-17 Switch settings
(Refer to the MM P1
Section 7./8. Camera System Electrical
Alignment
(when very good accuracy is required)
DVP-17 Switch settings
(Refer to the MM P1
6-5-2. Playback Equalizer Adjustment,
6-5-3. REC Current Automatic Adjust-
ment
ES-23 7-2./8-2. VCO CONT Frequency Check
IF-716 Replace the IC102 with the used one on
the former board.
TC-101 Switch settings
(Refer to the MM P1
6-2-1. Battery End Detection Voltage
Adjustment
*2
TG-206 8-2. VCO CONT Frequecy Check
*3
TG-207 Switch settings
(Refer to the MM P1
VA-191 7-8./8-8. R/B AD Gain Adjustment
CCD unit 5-1. Tape Path Alignment
7-2./8-2. VCO CONT Frequecy Check
7-3./8-3. AD Clock Phase Adjustment
*1
MM P1
Electrical Alignment
*1 : Maintenance Manual Part 1
*2 : For DVW-707/707P only
*3 : For DVW-790WS/790WSP/709WS/709WSP only
1-11. DC Fans Precaution
*1 , Section 1-10-1.)
*1
, Section 1-10-2.)
*1
, Section 1-10-3.)
*1
, Section 1-10-4.)
*1
, Section 1-10-6.)
*1
, Section 1-10-7.)
Section 4./5. Camera Sysytem
1-11