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6-34

Set the DC bias of the common electrode drive signal of LCD to the
specified value.
If deviated, the LCD display will move, producing flicker and
conspicuous vertical lines.

Mode

CAMERA-TAPE

Subject

Arbitrary

Measurement Point

Check on LCD display

Measuring Instrument

Adjustment Page

C

Adjustment Address

52

Specified Value

The brightness difference between the
section A and section B is minimum.

This adjustment should be carried out upon completion of the LCD
automatic adjustment.

The data of page: 0, address: 10 must be “00”.

Switch setting:
LCD BACKLIGHT .................................................................. ON

1

0

01

01

Set the data.

2

C

61

CD

Set the data, and press PAUSE
button.

3

C

52

Change the data so that the
brightness of the section A and
that of the section B is equal.

4

C

52

Subtract 7 from the data.

5

C

52

Press PAUSE button.

6

C

61

C5

Set the data, and press PAUSE
button.

7

0

01

00

Set the data.

Correct the white balance of the transmissive mode.
If deviated, the reproduction of the LCD screen may degenerate.

Mode

CAMERA-TAPE

Subject

Arbitrary

Measurement Point

Check on LCD screen

Measuring Instrument

Adjustment Page

C

Adjustment Address

56, 57

Specified Value

The LCD screen should not be colored.

Check the white balance only when replacing the following parts.
If necessary, adjust them.
1. LCD panel
2. Light induction plate
3. IC602

The data of page: 0, address: 10 must be “00”.

Switch setting:
LCD BACKLIGHT .................................................................. ON

1

0

01

01

Set the data.

2

C

56

7D

Set the data, and press PAUSE
button.

3

C

57

73

Set the data, and press PAUSE
button.

4

C

57

Check that the LCD screen is not
colored. If not colored, proceed to
step 10.

5

C

56

Change the data so that the LCD
screen is not colored.

6

C

56

Press PAUSE button.

7

C

57

Change the data so that the LCD
screen is not colored.

8

C

57

Press PAUSE button.

9

C

57

If the LCD screen is colored,
repeat steps 5 to 9.

10

0

01

00

Set the data.

Fig. 6-1-14.

A

A

A

A

B

B

B

B

6-35

Correct the white balance of the reflective mode.
If deviated, the reproduction of the LCD screen may degenerate.

Mode

CAMERA-TAPE

Subject

Arbitrary

Adjustment Page

C

Adjustment Address

7B, 7C

The data of page: 0, address: 10 must be “00”.

Switch setting:
LCD BACKLIGHT ................................................................. OFF

1

0

01

01

Set the data.

2

3

0C

20

Set the data, and press PAUSE
button.

3

3

22

0F

Set the data, and press PAUSE
button.

4

3

01

66

Set the data, and press PAUSE
button.

5

3

02

Check that the data changes to
“00”.

6

3

03

Check that the data is “00”.
(Note2)

7

3

01

67

Set the data, and press PAUSE
button.

8

3

02

Check that the data changes to
“00”.

9

3

03

Check that the data is “00”.
(Note2)

10

3

0C

00

Set the data, and press PAUSE
button.

11

3

22

00

Set the data, and press PAUSE
button.

12

0

01

00

Set the data.

If the data is “01”, adjustment becomes time out.

6-36

For detail of mechanism section adjustments, checks, and
replacement of mechanism parts, refer to the separate volume “DV
MECHANICAL ADJUSTMENT MANUAL 

   Z Mechanism  ”.

Before performing the adjustments, check the data of page: 0,
address: 10 is “00”. If not, set data: 00 to this address.

1)

Connect the adjustment remote commander to the LANC jack.

2)

Turn the HOLD switch of the adjustment remote commander
to the ON position.

3)

Close the cassette compartment without the cassette.

4)

Select page: 3, address: 01, and set data: 0C, and press the
PAUSE button of the adjustment remote commander.
(The mechanism enters the record mode automatically.)

The function buttons becomes inoperable.

5)

To quit the record mode, select page: 3, address: 01, set data:
00, and press the PAUSE button of the adjustment remote
commander. (Whenever you want to quit the record mode, be
sure to quit following this procedure.)

1)

Connect the adjustment remote commander to the LANC jack.

2)

Turn the HOLD switch of the adjustment remote commander
to the ON position.

3)

Close the cassette compartment without the cassette.

4)

Select page: 3, address: 01, and set data: 0B, and press the
PAUSE button of the adjustment remote commander.
(The mechanism enters the playback mode automatically.)

The function buttons becomes inoperable.

5)

To quit the playback mode, select page: 3, address: 01, set data:
00, and press the PAUSE button of the adjustment remote
commander. (Whenever you want to quit the playback mode,
be sure to quit following this procedure.)

1)

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

2)

Connect the adjustment remote commander to the LANC jack.

3)

Turn the HOLD switch of the adjustment remote commander
to the ON position.

4)

Connect an oscilloscope to VC-351 board CN1107 via the CPC
connecting jigs. (J-6082-521-A, J-6082-564-A)
Channel 1: VC-351 board, CN1107 Pin 1 (Note)
External trigger: VC-351 board, CN1107 Pin 2

Connect a 75

Ω

 resistor between Pins 1 of CN1107 and 3

(GND).

5)

Playback the alignment tape for tracking. (XH2-1)

6)

Select page: 3, address: 33, and set data: 08.

7)

Select page: 3, address: 26, set data: 31, and press PAUSE
button.

8)

Check that the oscilloscope RF waveform is normal at the
entrance and exit.
If not normal, adjust according to the separate volume “DV
MECHANICAL ADJUSTMENT MANUAL 

   Z Mechanism  ”.

1

2

3

4

5

6

7

8

RF MON

SWP

GND

XCS EEP

EEP SCK

EEP SO

EEP SI

GND

Table 6-2-1.

1)

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

2)

Select page: 3, address: 26, and set data: 00, and press PAUSE
button.

3)

Select page: 3, address: 33, and set data: 00.

Fig. 6-2-1.

CH1

Entrance 
side

Exit side

CH2
(

Trigger)

Check this section

(Normal waveform)

3.3 msec

6-37

Use the following measuring instruments for video section
adjustments.

1)

TV monitor

2)

Oscilloscope (dual-phenomenon, band width above 30 MHz
with delay mode) (Unless specified otherwise, use a 10 : 1
probe.)

3)

Frequency counter

4)

Pattern generator with video output terminal

5)

Digital voltmeter

6)

Audio generator

7)

Audio level meter

8)

Audio distortion meter

9)

Audio attenuator

10) Regulated power supply
11) Alignment tapes

• Tracking standard (XH2-1)

Parts code: 8-967-997-01

• SW/OL standard (XH2-3)

Parts code: 8-967-997-11

• Audio operation check for NTSC (XH5-3)

Parts code: 8-967-997-51

• System operation check for NTSC (XH5-5)

Parts code: 8-967-997-61

• Audio operation check for PAL (XH5-3P)

Parts code: 8-967-997-55

• System operation check for PAL (XH5-5P)

Parts code: 8-967-997-66

12) Adjustment remote commander (J-6082-053-B)
13) CPC connecting jigs

(J-6082-521-A, J-6082-564-A)