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7-3. Mechanical Alignment
7-3-1. Tension Regurator Adjustment
Tools
• FWD back tension mesuring cassette
• S-tension arm positioning pin
• Weight for S-tension adjustment(W76.7):J-7031-040-A
• Weight for S-tension (W44)
• S-TEN adjusting table
• End sensor positioning tool
• Digital volt meter
• Digital Betacam cassette BCT-D40
• Regurated DC power supply
(AC-550/550CE or euivalent)
Setting
1. Turn the power off.
2. Remove the top panel.(Refer to "1-5.Removal/
Installation of Cabinet" maintenance manual part1)
3. Set the S-TEN adjusting table on the horizontal board
so that the table leaves a fit space.
4. Open the battery lid on the left side panel.
5. Lay the DVW-250/250P on the S-TEN adjusting table
left side down.
6. Connect an digital volt meter.
prove(+) : "TP7" pin on the MB-601 board
prove(-) : "E1" ground pin on the MB-601 board
7. Connect a regurated DC power supply to DC IN
connector on the connector pannel.
8. Turn the power on.
DVW-250/250P
:J-6323-890-A
:J-7031-030-A
:J-7031-050-A
:J-7031-280-A
:J-7031-450-A
:Standard product
7-3-1. Tension Regurator Adjustment
Adjusting table
7-51
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