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6-23

CCD-TRV138/TRV238E/TRV338/TRV438E

This adjustment does the following items automatically.
   VCO Adjustment
   Contrast Adjustment

Mode

VTR stop (PLAY/EDIT mode)

Signal

No signal

Adjustment Page

C

Adjustment Address

50, 51 (VCO Adjustment)
58 (Contrast Adjustment)

Note 1: Check that the data of page: 0, address: 10 is “00”.
Note 2: NTSC model: CCD-TRV138/TRV338

PAL model: CCD-TRV238E/TRV438E

Order Page Address Data

Procedure

1

0

01

01

2

3

01

5A

Press PAUSE button. (Note 3)

3

3

02

Check the data changes to
“00”.

4

3

03

Check that the data is “00”.
(Note 4)

5

0

01

00

Order Page Address Data

Procedure

1

0

01

01

2

3

01

5A

Press PAUSE button. (Note 3)

3

3

02

Check the data changes to
“00”.

4

3

03

Check that the data is “00”.
(Note 4)

5

C

50

Read the data and this data is
named D

50

.

6

Convert D

50

 to decimal notation,

and obtain D

50

’. (Note 5)

7

Calculate D

51

’ using following

equations. (decimal calculation)
D

51

’ = D

50

’ – 18

8

Convert D

51

’ to a hexadecimal

number, and obtain D

51

.

(Note 5, 6)

9

C

51

D

51

Press PAUSE button.

10

0

01

00

Note 3: The adjustment data will be automatically input to page:

C, address: 50, 51 and 58.

Note 4: If the data is other than “00”, adjustment has errors.

For the error contents, see the following table.

Note 5: Refer to table 6-4-1. “Hexadecimal-decimal conversion

table”.

Note 6: If D

51

’ < 0, then D

51

 = 00

Page Address Data

Error contents

3

03

01

Adjustment time out.

C6

60

Contrast adjustment error

62

VCO adjustment error

Before perform the LCD system adjustments, check that the data
of page: 0, address: 10 is “00”.
If not, select page: 0, address: 10, and set the data “00”.

Note 1: The back light (fluorescent tube) is driven by a high volt-

age AC power supply. Therefore, do not touch the back
light holder to avoid electrical shock.

Note 2: When replacing the LCD unit, be careful to prevent dam-

ages caused by static electricity.

Note 3: Set the LCD BRIGHT (Menu setting) to the center.

Set the LCD B.L. (Menu setting) to the BRIGHT.
Set the LCD COLOR (Menu setting) to the center.

Note 4: Open the LCD panel during the LCD system adjustment.

Order Page Address Data

Procedure

Check the data.

1

3

CC

24 to 27: TYPE SO
40 to 43: TYPE S

Writing Method:
1) Select page: 0, address:01, and set data: 01.
2) Select page: C, and input the data in the following table.
Note: To write in the non-volatile memory (EEPROM), press the

PAUSE button of the adjustment remote commander each
time to set the data.

Initial value

Page Address

TYPE S

TYPE SO

Remark

NTSC

PAL

NTSC

PAL

4E

BD

BD

AF

AF

4F

F2

F2

E2

E2

54

00

00

3F

3F

55

76

76

41

41

59

04

04

03

03

5C

2F

2E

34

34

5D

10

0A

53

53

5E

BF

BF

3F

3F

64

07

07

27

27

C

66

1E

1F

1D

1D

Fixed data

67

26

26

1C

1D

68

FA

FA

AA

AA

71

C0

C0

8E

8E

75

C7

BF

42

42

76

A7

A7

B9

B9

94

68

68

62

64

95

28

28

22

22

E4

00

00

24

24

E6

13

13

22

22

E8

23

23

25

25

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

6-24

CCD-TRV138/TRV238E/TRV338/TRV438E

3. LCD V-COM Adjustment (PD-204 Board)
Set the DC bias of the common electrode drive signal of LCD to
the specified value.
If deviated, the LCD display will be move, producing flicker and
conspicuous vertical lines.

Mode

VTR stop (PLAY/EDIT mode)

Signal

No signal

Measurement Point

Check on LCD screen

Measuring Instrument

Adjustment Page

C

Adjustment Address

52

Specified Value

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

Note 1: Perform “LCD Level Adjustment” before this adjustment.
Note 2: Check that the data of page: 0, address: 10 is “00”.

Order Page Address Data

Procedure

1

0

01

01

2

C

52

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

3

C

52

Subtract 8 from the data.

4

C

52

Press PAUSE button.

5

0

01

00

A

A

A

A

B

B

B

B

This adjustment does the following items automatically.
   VCO Adjustment
   RGB AMP Adjustment
   Contrast Adjustment
   PSIG black Adjustment

Mode

VTR stop (PLAY/EDIT mode)

Signal

No signal

Adjustment Page

C

Adjustment Address

50, 51 (VCO Adjustment)
53 (RGB AMP Adjustment)
58 (Contrast Adjustment)
5B (PSIG black Adjustment)

Note 1: Check that the data of page: 0, address: 10 is “00”.
Note 2: NTSC model: CCD-TRV138/TRV338

PAL model: CCD-TRV238E/TRV438E

Order Page Address Data

Procedure

1

0

01

01

2

3

01

5A

Press PAUSE button. (Note 3)

3

3

02

Check the data changes to
“00”.

4

3

03

Check that the data is “00”.
(Note 4)

5

C

50

Read the data and this data is
named D

50

.

6

Convert D

50

 to decimal notation,

and obtain D

50

’. (Note 5)

7

Calculate D

51

’ using following

equations. (decimal calculation)
D

51

’ = D

50

’ + 10 (NTSC model)

D

51

’ = D

50

’ – 10 (PAL model)

8

Convert D

51

’ to a hexadecimal

number, and obtain D

51

.

(Note 5, 6)

9

C

51

D

51

Press PAUSE button.

10

0

01

00

Note 3: The adjustment data will be automatically input to page:

C, address: 50, 51, 53, 58 and 5B.

Note 4: If the data is other than “00”, adjustment has errors.

For the error contents, see the following table.

Note 5: Refer to table 6-4-1. “Hexadecimal-decimal conversion

table”.

Note 6: If D

51

’ > 255, then D

51

 = FF (NTSC model)

If D

51

’ < 0, then D

51

 = 00 (PAL model)

Page Address Data

Error contents

3

03

01

Adjustment time out.

C6

53

RGB AMP adjustment error

54

Contrast adjustment error

56

PSIG black adjustment error

62

VCO adjustment error

6-25

CCD-TRV138/TRV238E/TRV338/TRV438E

4. LCD White Balance Adjustment (PD-204 Board)
Correct the white balance.
If deviated, the LCD screen color cannot be reproduced.

Mode

VTR stop (PLAY/EDIT mode)

Signal

No signal

Measurement Point

Check on LCD screen

Measuring Instrument

Adjustment Page

C

Adjustment Address

56, 57

Specified Value

LCD screen must not be colored

Note 1: Check that the data of page: 0, address: 10 is “00”.
Note 2: Check the white balance only when replacing the fol-

lowing parts. If necessary, adjust them.
1. LCD panel
2. Light induction plate
3. IC6001

Order Page Address Data

Procedure

1

0

01

01

2

C

56

Set the following data, and
press PAUSE button.

87 : TYPE S
7B: TYPE SO (NTSC)
73 : TYPE SO (PAL)

3

C

57

Set the following data, and
press PAUSE button.

68 : TYPE S
6B: TYPE SO (NTSC)
6E : TYPE SO (PAL)

4

Check that the LCD screen is
not colored. If not colored,
proceed to step 6.

5

C

56

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

57

(Note 3)

6

0

01

00

Note 3: To write in the non-volatile memory (EEPROM), press

the PAUSE button each time to set the data.

6-26

CCD-TRV138/TRV238E/TRV338/TRV438E

Mechanism Section adjustments, checks, and replacement of
mechanism parts, refer to the separate volume “8mm Video Mecha-
nism Adjustment Manual IX

M2000 Mechanism

”.

Note: Before perform the adjustments, check that the data of page:

0, address: 10 is “00”.
If not, select page: 0, address: 10, and set the data “00”.

Connect the adjustment remote commander to CN007 of VC-341
board via I/F unit for LANC control (J-6082-521-A) and CPC jig
connector (J-6082-539-A). To operate the adjustment remote com-
mander, connect the AC power adapter (8.4Vdc) to the DC IN
jack of I/F unit for LANC control, or connect the L series Info-
LITHIUM battery to the battery terminal of I/F unit for LANC
control.

1) Refer to “Section 2. DISASSEMBLY” and supply the power

with the cabinet assembly removed. (So that the mechanical
deck can be operated.)

2) Connect the adjustment remote commander.
3) Turn  on the HOLD switch of the adjustment remote com-

mander.

4) Close the cassette compartment without loading a cassette and

complete loading.

5) Select page: 0, address: 01, and set data: 01.
6) Select page: C, address: 14, set data: 01, and press the PAUSE

button of the adjustment remote commander.

7) Select page: D, address: 10, set data: 02, and press the PAUSE

button of the adjustment remote commander.

8) Select page: A, address: 10, set data: 10, and press the PAUSE

button of the adjustment remote commander.

9) Select page: 7, address: 10, set data: 02, and press the PAUSE

button of the adjustment remote commander.

10) Disconnect the power supply of the unit.

By carrying out the above procedure, the unit can be operated
without loading a cassette.
Be sure to carry out “Processing after Operations” after check-
ing the operations.
Set the data of page: A, address: 10 to the following if the
sensor ineffective mode, forced VTR power supply On mode
or forced camera power supply ON mode are to be used to-
gether.

Forced VTR power ON mode ....................................... 12
Forced camera power ON mode ................................... 11

[Procedure after checking operations]
1) Select page: 0, address: 01, and set data: 01.
2) Select page: C, address: 14, set data: 00, and press the PAUSE

button of the adjustment remote commander.

3) Select page: D, address: 10, set data: 00, and press the PAUSE

button of the adjustment remote commander.

4) Select page: D, address: 10, set data: 00, and press the PAUSE

button of the adjustment remote commander.

5) Select page: 7, address: 10, set data: E2, and press the PAUSE

button of the adjustment remote commander.

6) Select page: 0, address: 01, and set data: 00.
7) Disconnect the power supply of the unit.

1) Clean the tape path face (tape guide, capstan shaft, pinch roller).
2) Connect the adjustment remote commander.
3) Turn  on the HOLD switch of the adjustment remote com-

mander.

4) Select page: 0, address: 01, and set data: 01.
5) Select page: C, address: 14, set data: 08, and press the PAUSE

button of the adjustment remote commander.
(Be sure to perform “Processing after operation” after com-
pleting adjustments.)

6) Connect the oscilloscope to I/F unit for LANC control.

Channel 1: PB RF (Pin 9 of CN007)
Channel 2 (Trigger): SWP (Pin 5 of CN007)

7) Playback the alignment tape for tracking. (WR5-1NU (NTSC),

WR5-1CU (PAL))

8) Check that the oscilloscope RF waveform is normal at the en-

trance and exit.
If not normal, adjust according to the separate volume “8mm
Video Mechanical Adjustment Manual IX

M2000 Mechanism

”.

9) Perform “Processing after operations”, after completing ad-

justment.

Pin No.

Signal Name

Pin No.

Signal Name

BL

15

EVF VCO

14

EVF VG

BL 4.75

9

PB RF (MON)

3

BPF MONI

6, 8 ,10

GND

TMS

7

REC RF (RF IN)

TDI

TDO

5

SWP

TCK

4

CAP FG

2

IR VIDEO

Note: Pin No. are those of CN007.

[Procedure after operations]
1) Connect the adjustment remote commander, and turn on the

HOLD switch.

2) Select page: 0, address: 01, and set data: 01.
3) Select page: C, address: 14, set data: 00, and press the PAUSE

button of the adjustment remote commander.

4) Select page: 0, address: 01, and set data: 00.
5) Remove the power supply from the unit.

CH1

Entrance 
side

Exit side

Check this section

(Normal waveform)

CH2
(Trigger)

V