DCR-TRV140, DCR-TRV140E, DCR-TRV140M - Sony Movie Service Manual (repair manual). Page 6

In this unit, about 10 seconds after power is supplied (8.4 V) to the
battery terminal the power is shut off so that the unit cannot oper-
ate.
This following two methods are available to prevent this. Take
note of which to use during repairs.

Use the DC IN terminal. (Use the AC power adaptor.)

To supply power to the battery terminal, connect the servicing re-
mote commander RM-95 to this set via the LANC jack of I/F unit
for LANC control (J-6082-521-A) and CPC jig connector (J-6082-
539-A), and set the HOLD switch to “ADJ” side.

1

Refer to 2-3. to remove the front panel section.

2

Refer to 2-4. to remove the cabinet (L) section.

3

Refer to 2-5. to remove the cabinet (R) section.

4

Open the control switch block (FK-2000).

5

Disconnect CN4401 (2P) of VC-273 board.

6

Add +5V from the DC POWER SUPPLY and unload with a
pressing the cassette compartment.

8

 

Let your hold the cassette 

     compartment and rise the cassette
     compartment to take out a cassette.

DC power supply

(+5V)

Loading 
motor

Adjust the bending 
of a tape

Timing belt

Press the cassette compartment not 
to rise the cassette compartment

Disconnect CN4401 of 
VC-273 board

7

Pull the timing belt in the direction of 
arrow 

A

 with a tweezers while pressing 

the cassette compartment (take care 
not to damage) to adjust the bending 
of a tape.

Tweezers

Timing belt

A