DCR-IP45, DCR-IP45E, DCR-IP55, DCR-IP55E (serv.man2) - Sony Movie Service Manual (repair manual). Page 111

5-45

On the mechanism section adjustment
For detail of mechanism section adjustments, checks, and
replacement of mechanism parts, refer to the separate volume
“MICRO MV MECHANICAL ADJUSTMENT MANUAL 1
 V Mechanism  ”.

Connect the adjustment remote commander to LANC jack.

1)

Connect the adjustment remote commander.

2)

Turn on the HOLD switch of the adjustment remote
commander.

3)

Close the cassette compartment without loading a cassette and
complete loading.

4)

Select page: 0, address: 01, and set data: 01.

5)

Select page: 9, address: 74, set data: 01, and press the PAUSE
button.

6)

Select page: 9, address: 81, set data: 01, and press the PAUSE
button.

7)

Select page: 9, address: C4, set data: 02, and press the PAUSE
button.

8)

Disconnect the power supply of the unit.
By carrying out the above procedure, the unit can be operated
without loading a cassette. Never do opening or closing of the
cassette compartment under this condition.
Be sure to carry out “Procedure checking operations” after
checking the operations.
Set the following data to page: D, address: 10, if the forced
power supply ON mode is to be used together.
   Forced VTR power supply ON mode .............................. 02
   Forced CAMERA power supply ON mode ..................... 01

 [Procedure after checking operations]
1)

Select page: 0, address: 01, and set data: 01.

2)

Select page: 9, address: 74, set data: 00, and press the PAUSE
button.

3)

Select page: 9, address: 81, set data: 00, and press the PAUSE
button.

4)

Select page: 9, address: C4, set data: 00, and press the PAUSE
button.

5)

Select page: 0, address: 01, and set data: 00.

6)

Disconnect the power supply of the unit.

Fig. 5-2-1.

1. Preparation for Adjustment
1)

Clean the tape running side (tape guide, capstan shaft, pinch
roller, etc.).

2)

Connect an oscilloscope to CN457 of VC-291 board.
Channel 1: CN457 Pin 3 (or CL455) (Note)
External trigger: CN457 Pin 7 (or R1601)

Note: Connect a 75

Ω resistor (1-247-804-11) between Pins 3 of

CN457 and GND.

3)

Playback the alignment tape for tracking. (XH8-1)

4)

Connect the adjustment remote commander and turn the HOLD
switch to the ON position.

5)

Select page: 0, address: 01, and set data: 01.

6)

Select page: 9, address: BC, set data: 0D, and press the PAUSE
button.

7)

Select page: 9, address: B1, set data: 62, and press the PAUSE
button.

8)

Select page: 0, address: 01, and set data: 00.

9)

Select page: 3, address: 0A, set data: 40, and press the PAUSE
button.

10) Check that the data of page: 3, address: 0B changes from “40”

to “00”.

11) Rotate the HOLD OFF knob of the oscilloscope so that the

flattest waveform is displayed.

12) Check that the oscilloscope RF waveform is normal at the

entrance and exit.
If not normal, adjust according to the separate volume
“MICRO MV MECHANICAL ADJUSTMENT MANUAL 1
  V Mechanism  ”.

Note1: Or CL455
Note2: Or R1601

Table. 5-2-1.

2. Processing after Completing Operations:
1)

Connect the adjustment remote commander and set the HOLD
switch to the ON position.

2)

Select page: 0, address: 01, and set data: 01.

3)

Select page: 9, address: BC, set data: 00, and press the PAUSE
button.

4)

Select page: 9, address: B1, set data: 22, and press the PAUSE
button.

5)

Select page: 0, address: 01, and set data: 00.

1

3 (Note1)

5

7 (Note2)

9

11

13

15

17

19

21

D 2.8V

RF MON OUT

QTM2

SWP

MD0

RH RST

SWP SO

MD2

XSYS RST

DRUM ON

REG GND

2

4

6

8

10

12

14

16

18

20

CPC ENV OUT

QTM1

RAW PB

MD2

DIS HISIO

PLL ON DIA

SCK3

XCS MC FLASH

XCS ST IMAGE IC

FRRV

5msec

CH1

Trigger