Board Replacement - Sony Betacam SX DNW-A100 Maintenance Manual
Digital video hybrid recorder
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Also See for Betacam SX DNW-A100:
- Maintenance manual (506 pages) ,
- Operation manual (134 pages) ,
- Brochure & specs (14 pages)
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6-7. TBC-23 Board Replacement
6-8. TBC-24 Board Replacement
(16) Stop the playback of the alignment tape CR5-1B/CR5-1B PS, and eject it.
(17) To operate the maintenance mode, press the MENU button once.
(18) To exit A37 : TBC VR, press the MENU button once again.
Data save [to step (22)]:
Perform the data save only when VISC PHASE's data value of A37 : TBC VR is changed.
(19) To exit A37 : TBC VR, press the MENU button once.
(20) Enter A3F : NV-RAM CONTROL of the maintenance mode, then execute "SAVE ALL ADJUST
DATA".
(21) Check that the message "Save Complete" is displayed on the video monitor.
(22) To exit A3F : NV-RAM CONTROL, press the MENU button once.
(23) To exit the maintenance mode, press the MENU button three times.
6-8. TBC-24 Board Replacement
The electrical adjustments are essential after the TBC-24 board is replaced.
To perform the electrical adjustment, the following equipment and fixtures are required.
n
Some adjustments are different according to the board number suffix (XX of 1-648-542-XX) of TBC-24
board.
Be sure to check the suffix of board number before replacement. The board number is indicated on the
left margin (A-6) of A side of TBC-24 board.
. Component video signal generator:
n
It is required that the component video signal generator is able to output the 50% bowtie signal.
. Composite video signal generator
For DNW-A100/A50/A45:
For DNW-A100P/A50P/A45P:
. Component waveform monitor:
. Composite waveform/vector monitor
For DNW-A100/A50/A45:
For DNW-A100P/A50P/A45P:
. Composite video monitor
. Extension board:
. 75 Z terminators (5 pcs.)
. Cleaning tape:
. Alignment tapes
For DNW-A100/A50/A45:
For DNW-A100P/A50P/A45P:
6-96
TEKTRONIX TSG-300 or equivalent
TEKTRONIX TSG-170A or equivalent
TEKTRONIX TSG-271 or equivalent
TEKTRONIX WFM300 or equivalent
TEKTRONIX 1750, 1780R, or equivalent
TEKTRONIX 1751, 1781R, or equivalent
EX-377 (SONY part No. J-6269-810-A)
BCT-5CLN (SONY standard products)
CR5-1B (SONY part No. 8-960-096-41) and
CR5-2A (SONY part No. 8-960-097-44)
CR5-1B PS (SONY part No. 8-960-096-91) and
CR5-2A PS (SONY part No. 8-960-098-44)
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
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