JVC AV-29V514/B service manual SUB Bright, Sub, Contrast

Item

Measuring

Test point

Adjustment part

Description

instrument

WHITE

Signal

[2. V/C]

Notes:

BALANCE

generator

3. WDR (R)

• Proceed to

the

following adjustment

after having

(High light)

3. WDR (G)

completed the WHITE BALANCE (Low light) adjustment.

adjustment

Remote

3. WDR (B)

• Set PICTURE MODE (VSM) to "BRIGHT".

control unit

(1)

Receive a PAL black and white signal (colour off).

(2)

Select 2. V/C from the SERVICE MENU.

(3)

Select 3. WDR (R), (G) and (B).

V/C

PAL

(4)

Set each value to initial setting value with the [4] to

[9] keys.

3. WDR

(R) ** (**)

(5) Use the [4] to [9] keys to produce a white screen.

(G) ** (**)

(B)

** (**)

(6) Press the [DISPLAY] key twice to return to the normal

screen.

Adjustment Item

Variable

Initial setting

range

value

3. WDR

R

0 ~ 63

32

REMOTE CONTROL UNIT

G

0 ~ 63

32

1

2

3

B

0 ~ 63

45

4

G DRIVE (

)

5

6

R DRIVE (

)

B DRIVE (

)

7

8

9

R DRIVE (

)

B DRIVE (

)

G DRIVE (

)

SUB BRIGHT

Remote

[2. V/C]

Notes:

adjustment

control unit

4. BRIGHT

• Proceed to

the

following adjustment

after having

completed the WHITE BALANCE (Low light) and

WHITE BALANCE (High light) adjustment.

• Set PICTURE MODE (VSM) to "BRIGHT".

(1)

Receive a broadcast.

(2)

Select 2. V/C from the SERVICE MENU.

(3)

Select 4. BRIGHT.

(4)

Set the initial setting value.

(5) If the brightness is not best with the initial setting value,

make fine adjustment until you get the best brightness.

(6)

Press the [DISPLAY] key twice to return to the

normal screen.

SUB

Remote

[2. V/C]

Notes:

CONTRAST

control unit

5. CONT

• Proceed to

the

following adjustment

after having

adjustment

completed the SUB BRIGHT adjustment.

• Set PICTURE MODE (VSM) to "BRIGHT".

(1)

Receive a broadcast.

(2)

Select 2. V/C from the SERVICE MENU.

(3)

Select 5. CONT.

(4)

Set the initial setting value.

(5)

If the contrast is not best with the initial setting value,

make fine adjustment until you get the best contrast.

(6)

Press the [DISPLAY] key twice to return to the

normal screen.

(No.YA139)1-19