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C6AFL

SERVICE ADJUSTMENTS

[After replacing the Memory IC (IC803)]

The memory IC, IC803, stores the service adjustments data for each circuit, therefore, when the memory IC is
replaced, it should be programmed by using “OPTION SETTING” on previous page and the following adjustments.

ADJUSTABLE SERVICE ADJUSTMENT

REGULAR

IMAGE

To enter to the Service Mode

+ Press and hold the GREEN button on the remote control and then press the  P

button inside of the door.  Press

the  P

▼ 

button to highlight the mode required (Regular, Image, others and TB12**). Then press the F/OK button to

select the mode.

IMPORTANT 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

1

P V-C

P Vertical Position Adjustment

2

P H-P

P Horizontal Position Adjustment

3

P V-L

P Vertical Linearity Adjustment

4

P VSC

P Vertical S-Correction Adjustment

5

P V-A

P Vertical Size Adjustment

6

P H-S

P Horizontal Size Adjustment

7

P E-P

P Pin Cushion Adjustment

8

P E-T

P Trapezoid Distortion Adjustment

11

P ECT

P Top Corner Correction Adjustment

12

P ECB

P Bottom Corner Correction Adjustment

13

P HPA

P Parallelogram Distortion Adjustment

Item No.

OSD 

Description

1

AGC

AGC Adjustment

2

--

Cut-Off Drive Adjustment

3

GRY

G-Drive Adjustment (white balance)

4

GRY

B-Drive Adjustment (white balance)

5

CTR

Contrast Adjustment (use factory setting)(for factory use)

6

--

Screen Adjustment mode

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.

The available adjustment items are as follows;

Image

: This can be adjusted for picture images/shapes.

Regular : This can be adjusted for the service adjustment.
other

: This is for factory setting. DO NOT ADJUST.

TB1251

: This is for the factory setting. DO NOT ADJUST.

Содержание CE28FWN4F-C

Страница 1: ...s where the television transmission system and power source differ from the design specifications Refer to the specifications for the design specifications CE28FWN4F C Contents Safety precautions Specifications 2 Block diagrams 3 Cabinet Disassembly 4 Adjustment and Repair Procedures 5 9 CPU Functions 10 11 Component Locations 12 IC Block Diagrams 13 15 Pin description of semiconductors 16 Part De...

Страница 2: ...IC1201 AV VIDEO SW LA7954 IC1401 RGB SW TC4053BF BLK R G B 45 18 17 16 15 34 33 54 11 21 20 8 1 19 MUTE IC801 CPU IC3451 NICAM STEREO RC IN A1901 RC RECEIVER KEY IN KEY SW SDA SCL SDA SCL IC803 MEMORY PROTECT POWER D641 9V IC642 D647 5V 1 27V IC643 Q661 Q651 Q682 Q685 25V 145V Q641 Q686 D615 13 14 11 18 15 5 3 2 8 Q611 SW901 D603 D606 AC C607 Q613 Reg C IN C IN Y IN Video Y IN Video Y Out Video IN...

Страница 3: ...ally Following table shows the available option items and default setting mode Exit from the Service Mode Press the RECALL button Option Mode Mode Description Note ON TIMER ON or OFF On timer available default ON SORT MODE SORTING or Tuning mode default SORTING TUNING P P ON or OFF Plug Play mode default ON WEL TEXT ON or OFF Display message when first set up default ON COMB FILTER OFF or ON For f...

Страница 4: ... Vertical Linearity Adjustment 4 P VSC P Vertical S Correction Adjustment 5 P V A P Vertical Size Adjustment 6 P H S P Horizontal Size Adjustment 7 P E P P Pin Cushion Adjustment 8 P E T P Trapezoid Distortion Adjustment 11 P ECT P Top Corner Correction Adjustment 12 P ECB P Bottom Corner Correction Adjustment 13 P HPA P Parallelogram Distortion Adjustment Item No OSD Description 1 AGC AGC Adjustm...

Страница 5: ...NITIALISATION OF MEMORY IC To initialise the memory IC IC803 press and hold the NORMAL button on the remote control then press the P button on the front panel of the TV set and then turn the Mains switch Off and On The initialisation is now completed When initialised the memory IC and all of the setting data option data and service adjustment data stored in the IC are reset to the default value It...

Страница 6: ...ons shown set each colour to minimum by decreasing to the point where any further decrease resets the adjustment to maximum value BIAS ADJUSTMENT 5 By using the buttons 1 2 4 5 7 8 on the remote control adjust the line to be white The key allocation is as follows Button No Operation 1 Increase Red 2 Decrease Red 4 Increase Green 5 Decrease Green 7 Increase Blue 8 Decrease Blue DRIVE ADJUSTMENT 6 S...

Страница 7: ...nd set screen mode to FULL 2 Set controls for brightness and contrast to maximum 3 Connect high voltage meter to the anode of CRT and GND 4 Confirm that voltage is 26 5 1 0kV for 24 model 29 5 1 0kV for 28 model 30 5 1 0kV for 32 model VERTICAL CENTRING ADJUSTMENT 1 Receive circular pattern and set screen mode to FULL 2 Enter to the service mode and select mode IMAGE and select item no 1 IMAGE1 P ...

Страница 8: ... 220KC L51B4850N 1SS133 1000KK1500 NH CTB J30B 0250N J30B 0250N J ERC91 02L 35EM 2200CD 2SJ56 1 16GJ 22KC 1 16GJ 6 8KC 1 16GJ22KC 1 16GJ 10KC 2SA1037AKR 2SA1179NM6P TXXKBB001P TXXKBB002P TXXKBB003P MTZJ6 2B EM1CD 1 16GJ 560KC 2SB764E 2SA1020Y 1 16GJ10KC 1 2DJ 390 DJ3 9K DJ10K 2SB985 S T 2SA1707 S T 1 16GJ10KC 0HEA0099 1SS355 1SS355 2SC3807RYA 560 16EM47CD MTZJ5 6B 2SC2412KR 2SC2812NL6P TXXKBB004P ...

Страница 9: ...0 Q462 C462 R473 C468 R465 R468 D466 R472 R474 Q461 R463 D461 C450 C463 C486 J506 J436 J433 JS501 C826 L861 C802 R826 C811 J635 X801 D826 R881 IC801 J623 J622 R815 IC803 R875 J620 R823 R824 D637 J615 J533 J517 J639 J642 J636 R818 J631 R817 J632 J634 L803 J643 J644 L802 L801 J621 J646 R821 R822 J541 J542 J641 J637 J544 J546 J543 J527 R874 J536 J537 J538 J608 J607 J606 J609 R808 J633 J652 R3451 R345...

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