4-61
BVW-55 P2
CN101
CN701
CN702
CN703
CN601
CN704
CN401
CN705
CN706
CN201 (back)
CN707
CN304 (back)
Replacement
1. Mechanical deck removal
Remove the mechanical deck.
(Refer to Section 3-1-8.)
2. Harness connector disconnection
Disconnect the following harness connectors
from the SV-206 board.
.
CN101 (from drum)
.
CN701 (from dew condensation sensor)
.
CN702 (from threading motor)
.
CN601 (from AT head)
.
CN703 (from tape top sensor)
.
CN706 (from S brake solenoid)
.
CN705 (from tension sensor)
.
CN704 (from tape end sensor)
.
CN401 (from full erase/CTL head)
.
CN707 (from full top sensor)
At the back of SV-206 board
.
CN201 (from capstan motor)
.
CN304 (from S reel motor)
3. SV-206 board removal
Remove the six screws, then remove the SV-206
board.
4. SV-206 board installation
Install a new SV-206 board in the order of step 3
to 2.
5. Mechanical deck installation
Install the mechanical deck.
(Refer to Section 3-1-8.)
Adjustment after replacement
6. Servo system adjustment
(Refer to Section 7-3.)
7. Tape running adjustment
(Refer to Section 5-4.)
8. Video tracking adjustment
(Refer to Section 5-5.)
9. CTL head position adjustment
(Refer to Section 5-7.)
10. AT head position adjustment
(Refer to Section 5-8.)
4-18-1. SV-206 Board Replacement
PWH1.4
x
3.5
PWH1.4
x
3.5
SV-206 board
Mechanical deck
Cam gear shaft
Positioning hole
Positioning hole
S tension regulator shaft
Summary of Contents for BVW-55
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