Soft Brake Torque Check; Fwd/Rvs Torque Check - Sony CCD-M8U Service Manual

2-3-29.

Soft Brake Torque Check

1 . Removal
1 )
By reforring t o 2- 1 - 1 a n d 2-1 -2. remove cassette arm
assembly and LS cassette compartment assembly.
2. Checking
1) Turn into
2) Mount the tension measuring exclusive reel (Ref.No.J-8) on
the S reel table.
3)
Pull the dial tension gauge (Ref.No.J-6) in the direction of
arrow and confirm that the gauge indicates the specified
value.
Installation
3.
1) By referring to 2- 1 - 1 and 2- 1 -2, install cassette arm
assembly and LS cassette compartment assembly.
mode.
Tension measuring exclusive reel
Dial tension gauge
2-3-30.

FWD/RVS Torque Check

1) Set the FWD and RVS take up torque cassette (Ref.No. J-9).
2) Turn into
reel side becomes 1 2 gem to 20 gem.
Ground pin 5 (base of Q2 16) of I C ! O l on M D-10 board.
3)
(In this state. it becomes into
SW is turned ON.)
4) In the state mentioned in 3). confirm that the torque at S
reel becomes 9 gem to 2 1 gem by turning into REC mode.
5)
In the event the above-mentioned value are not indicated.
be sure to replace the individual reel tables.
4 gcm - 7 gcm
Fig. 2-45
-6 2 -
mode. and confirm torque value at the T
mode when the REC