Sanyo CE32WH3-F, Service Manual

OPTION SETTING

[After replacing the Menory IC (IC803)]

The memory IC, IC803, stores the option data of TV set and service adjustments data for each circuit, therefore,
when the memory IC is replaced, it should be performed  following setting and “SERVICE ADJUSTMENT” on next
page.

To enter to the Option Mode

+ Press and hold the “RECALL”button on the remote control and “PROG.+” button on the front panel of the TV. The

option window will appear on the screen.

To set the option mode

+ Highlight the desired option item by using  the UP or  DOWNbutton .
+ To switch the option mode, use the Volume - (LEFT) or   (RIGHT) button.
+ The data which is set in the option mode is stored into the memory IC automatically.

Following table shows the available option items and default setting mode. 

Exit from the Service Mode

+ Press the RECALL button.

Option Mode

Mode

Note

ON-TIMER

ON or OFF

Default “ON”

SORT MODE 

ATS EURO PLUS

Depends destination

or AUTO TUNE 

or AUTO TUNE/SORT

PLUG & PLAY

ON or OFF

Default “ON”

WELCOME TEXT

ON or OFF

Display meassage when first set up, default “ON”

CODE TEST

OFF or ON

For factory use, default “OFF”

WSS

ON or OFF

Wide Screen Signaling  available, default “ON”

ON-TIMER

ON

SORT MODE

ATS EURO PLUS

PLUG & PLAY

ON

WELCOME TEXT

ON

CODE TEST

OFF

WSS

ON

OPTION

ADJUST :          EXIT  : RECALL

[After replacing the Menory IC (IC803)]

The memory IC, IC803, stores the service adjustments data for each circuit, therefore, when the memory IC is
replaced, it should be performed “OPTION SETTING” on previous page and the following adjustments, refer to futher
adjustment on page 14.

ADJUSTABLE SERVICE ADJUSTMENT

REGULAR

WIDE

To enter to the Service Mode

+ Press and hold the “RECALL” button on the remote control and then press the “SERVICE switch”inside of the

door. The adjustment window will appear on the screen.

REGULAR
WIDE
OTHERS
TDA9320
TDA9330
TDA9178
TDA4977

ADJUST

OK

SELECT:
      EXIT  : RECALL

IMPOTANT NOTICE
Do not attempt to adjust service adjustments not listed on the above otherwise it may cause
loss of performance and product safety.

Item No.

OSD 

Description

4

P V-WA

Vertical Size Adjustment

6

P V-L

Vertical Centre Adjustment

8

P H-P

Horizontal Centre Adjustment

9

P H-W

Horizontal Size Adjustment

11

P PCC

Pcc Adjustment

16

P TRP

Trapizoid Distortion Adjustment

Item No.

OSD 

Description

1

VC1

B/G VCO Adjustment

2

VC2

France-L/L’ VCO Adjustment

3

AGC

AGC Adjustment

4

SCR

Screen Adjustment

5

GRY

White Balance Adjustment

6

CUT

Cut-Off Drive Adjustment

7

CTR

Contrast Adjustment

8

OSD

OSD Positioning Adjustment

Note: Some items of the service adjustments for this chassis are controlled by the CPU, IC801, and the
adjustments are carried out by using the RC handset.

SERVICE ADJUSTMENTS

To select the mode and service item and change data value

+ Highlight the desired adjustment mode by using  the UP or  DOWNbutton and then press the OK button.
+ To select the adjustment item, use the UP or DOWN button.
+ To change the service data, use the Volume -(LEFT) or   (RIGHT) button.
+ The data which is set in the service mode is stored into the memory IC automatically.

STATUS

10

REGULAR

NG

1VC1

38

Adjustment Item

Adjustment Data

Status

WIDE
1.P V-P

1F

Adjustment Item

Adjustment Data

REGULAR mode

WIDE mode

Exit from the Service Mode

+ Press the RECALL button or turn off the TV set by using the Mains switch.

INITIALIZATION OF MEMORY IC

To initialize the memory IC (IC803), press and hold the “NORMAL” button on te remote control and then press the
“SERVICE” switch on the front panel of the TV set.
When initialized the memory IC, all of the setting data (option data and service adjustment data) stored in the IC are
reset to the default value. So it is necessary to set the option settings and readjust the service adjustments listed on
left page.

1. Receive white raster pattern.
2. Set controls to maximum and set the screen mode to

“WIDE”.

3. Connect digital voltmeter to D632-C and GND.
4. Confirm that voltage is 140±1Vdc.

PAL BG VCO ADJUSTMENT
1. Apply 38.9MHz signal to IF terminal on the tuner.
2. Set system mode to “S-1”.
3. Enter to the service mode and select mode

“REGULAR”, item “REGULAR 1VC1”.

4. Press the or - key to set data value to be

“10”.

SECAM L/L’ VCO ADJUSTMENT
1. Apply 34.3MHz signal to IF terminal on the tuner.
2. Set system mode to “S-4”.
3. Enter to the service mode and select mode

“REGULAR”, item “REGULAR 2VC2”.

4. Press the or - key to set data value to be

“10”.

1. Receive colour bar pattern with 63dBuV/75

Ω

terminated signal gain.

2. Connect digital voltmeter to TP-AGC and GND.
3. Set system mode to “S-1”.
4. Enter to the service mode and select mode

“REGULAR”, item “REGULAR 3AGC”.

5. Press the or - key to adjust voltage to be

3.2Vdc.

1. Receive colour bar pattern.
2. Connect oscilloscope to C155 (R175 side) and GND.
3. Adjust amplitude “a” to be 1.0Vp-p by using VR181.

1. Receive colour bar pattern.
2. Connect oscilloscope to C7064 and GND.
3. Set controls to maximum.
3. Adjust amplitude “a” to be 1.0±0.05Vp-p by using

VR7001.

1. Receive colour bar pattern and set controls to

maximum.

2. Connect oscilloscope to test point “TP-1” on the Scan

converter board.

3. Adjust voltage to be 2.7±0.2Vdc by using T7201.

SCAN PLL ADJUSTMENT

"a"

Y-OUT LEVEL ADJUSTMENT

"a"

VIDEO LEVEL ADJUSTMENT

RF-AGC ADJUSTMENT

IF VCO ADJUSTMENT

POWER SUPPLY CONFIRMATION

ADJUSTMENTS

IMPOTANT NOTICE

Do not attempt to adjust the following service adjustments except requiring the readjustments in servicing
otherwise it may cause loss of performance and product safety.

By using FOCUS VR, adjust focus control for well defined
scanning lines.

SCREEN ADJUSTMENT
1. Select AV1 mode with no signal input.
2. Enter to the service mode and select mode

“REGULAR”, item “REGULAR 4SCR”.

3. Turn the screen VR to set data value to be “11”.

GREY SCALE ADJUSTMENT
1. Receive white raster pattern.
2. Enter to the service mode and select mode

“REGULAR”, item “REGULAR 5SRY”.

3. Select data value by using program up or down key,

and press the or - key to obtain the proper
white balance.

1. Receive circular pattern and set screen mode to

“FULL”.

2. Enter to the service mode and select mode

“REGULAR”, item “REGULAR 8OSD”. The OSD test
bar will appear on the top of screen.

3. Press the or - key to adjust the proper OSD

positioning.

VERTICAL CENTRING ADJUSTMENT
1. Receive circular pattern and set screen mode to

“FULL”.

2. Enter to the service mode and select mode “WIDE”,

item “WIDE 6.P V-L”.

3. Press the or - key to adjust vertical centre.

VERTICAL HEIGHT ADJUSTMENT
1. Receive circular pattern and set screen mode to

“FULL”.

2. Enter to the service mode and select mode “WIDE”,

item “WIDE 4.P V-WA.

3. Press the or - key to adjust proper vertical

height.

HORIZONTAL CENTRING ADJUSTMENT
1. Receive circular pattern and set screen mode to

“FULL”.

2. Enter to the service mode and select mode “WIDE”,

item “WIDE 8.P H-P”.

3. Press the or - key to adjust horizontal centre.

HORIZONTAL WIDTH ADJUSTMENT
1. Receive circular pattern and set screen mode to

“FULL”.

2. Enter to the service mode and select mode “WIDE”,

item “WIDE 9.P H-W”.

3. Press the or - key to adjust horizontal centre.

PCC-1 ADJUSTMENT(LINEARITY)
1. Receive cross hatch pattern and set screen mode to

“FULL”.

2. Enter to the service mode and select mode “WIDE”,

item “WIDE 11.P PCC”.

3. Press the or - key to adjust vertical linearity.

PCC-2 ADJUSTMENT(TILT)
1. Receive circular pattern and set screen mode to

“FULL”.

2. Enter to the service mode and select mode “WIDE”,

item “WIDE 16.P-TRP”.

3. Press the or - key to adjust the tilting of

vertical lines.

1. Receive circular pattern and set screen mode to

“FULL”.

2. Connect high-voltage meter to the anode of CRT and

GND.

3. Confirm that voltage is 30.5±1.0kV for 32” model.

HIGH-VOLTAGE CONFIRMATION

PCC ADJUSTMENT

HORIZONTAL ADJUSTMENT

VERTICAL ADJUSTMENT

OSD CENTRING ADJUSTMENT

GREY SCALE ADJUSTMENT

FOCUS ADJUSTMENT