ORION 22LB820H, CMK162A, CEK626A, CEK627A, LCD TVS – SERVICE MODE, SMPS SCHEMATIC, TROUBLESHOOTING

Multi Brands - Generic TV Chassis – How to enter the service mode, audio and power section schematics

HOTEL MODE FUNCTION
To set the Hotel mode, please follow the steps below.
1. Press the MENU > 1111 button on the remote control.
2. Press the DOWN button on the remote control, select the Hotel Mode. Then press the ENTER button.
3. The Hotel mode setting menu will appear.
4. Using the UP/DOWN button on the remote control, select the desired mode. Then press the ENTER button.

5. Using the LEFT/RIGHT button on the remote control, set the mode to desired setting.
6. The Hotel mode has now been set up.

To reset the Hotel mode, please follow the steps below.
1. Press the MENU > 1111 button on the remote control.
2. Press the DOWN button on the remote control, select the Hotel Mode. Then press the ENTER button.
3. The Hotel mode setting menu will appear.
4. Using the UP/DOWN button on the remote control, select the RESET.
5. Using the LEFT/RIGHT button on the remote control, please select "OK".
Then press the ENTER button.
6. The setting items has now been returned to initial value.

1) Even if setting it to "No Respond", the service mode function are effective.
2) If setting it to "OFF", it start up in same input source when you turn off the power before.

SERVICE MODE

Do not feel after other MENU

Check of the SUM DATA and MICON VERSION on the screen.
1: Press the MENU > 1111 button on the remote control to select "Version Info".

2: Press the ENTER button on the remote control.

3: After the confirmation of each check sum. Turn off power.

Wiring diagram

Troubleshooting guide

Audio schematic

Audio switch schematic

SMPS [Power] schematic

LED driver schematic

ORION TV29LB929 – 29 INCH LCD/LED TV – HOW TO ENTER SERVICE MODE, ADJUSTMENTS, SMPS AND BACKLIGHT INVERTER SCHEMATIC

Orion TV29LB929 – 29 inch LCD/LED TV – how to enter service mode, adjustments, SMPS and backlight inverter schematic

Power supply and back-light inverter circuit diagram, service mode, Hotel mode, Reset, white balance adjustment – Orion TV29LB929 LED LCD TV - Used ICs in power and back-light inverter section circuit => MIP2M40MSSCF, FA5640N-C6-TE3, FMV09N90E(SMPS Switching FET), BD8779EFV-E2 (Backlight voltage control) 

HOTEL MODE FUNCTION
To set the Hotel mode, please follow the steps below.
1. Press the MENU ---> 1147 button on the remote control
2. Press the DOWN button on the remote control
3. Select the "Setup" menu , then press ENTER button
4. Select the "Hotel Mode" menu, Select "On".
5. The Hotel mode setting menu will appear
6. Using the UP/DOWN button on the remote control, select the desired mode. Then press the ENTER button.
7. Using the LEFT/RIGHT button on the remote control, set the mode to desired setting.
8. The Hotel mode has now been set up.

To reset the Hotel mode, follow the steps below.
1. Press the MENU => 1147 button on the remote control.
2. Press the DOWN button on the remote control,
3. Select the "Setup" menu , then press ENTER button.
4. Select the "Hotel Mode" menu, Select "On".
5. The Hotel mode setting menu will appear.
6. Press the DOWN button on the remote control,
7. Select the Clear Lock menu "Clear Lock" menu then press ENTER button , then press ENTER button.
8. The setting items has now been returned to initial value

CHECK FOR THE FIRMWARE VERSION

This unit is provided with the following SERVICE MODES so you can repair, examine and adjust easily

Do not adjust after other items except "Version Info".
1. Check of the VERSION and SUM DATA on the screen.
1 : Press the MENU è 1147 button on the remote control.
2 : Press the DOWN button on the remote control,
3 : Select the "Setup" menu , then press ENTER button.
4 : Select the "Version Info" menu, then press ENTER button.
5 : On the screen as shown in Fig:

ADJUSTMENT PROCEDURE

On-Screen Display Adjustment

1. Press the MENU => 1147 button on the remote control.

2. Press the DOWN button on the remote control

3. Select the "Video" menu, then press ENTER button on the remote control.

4. Select the "Color Temperature" menu , then press ENTER button on the remote control.

5. On the screen as shown in Fig:

PRINTED CIRCUIT BOARDS POWER (INSERTED PARTS)

SOLDER SIDE and POWER (CHIP MOUNTED PARTS)

SOLDER SIDE

SMPS and Back-light inverter board circuit diagram

WHITE BALANCE adjustments.
1. Place the set in Aging Test for more than 15 minutes.

2. Please select input About mode to adjust W/B.
3. Receive the gray scale pattern from the Pattern Generator.

4. Press the INPUT SELECT button on the remote control to set to the AV mode

5. Using the remote control, set the brightness and contrast to normal position.

6. Press the MENU è 1147 button on the remote control.

7. Press the DOWN button on the remote control.

8. Select the "Video" menu, and then press ENTER button on the remote control

ENTER button on the remote control ENTER button on the remote control.

10. Press the UP/DOWN button on the remote control to select the "R Gain", "G Gain", "B Gain", "R Offset", "G Offset", "B Offset

11. Adjust the LEFT/RIGHT button on the remote control to whiten the R Gain, G Gain, B Gain, R Offset, G Offset B Offset at each step tone sections equally..

12. Perform the above adjustments 10 and 11 until the white color is achieved.

ORION _ BUSH _ GRUNDIG _ MATSUI _ DECCA _ TATUNG - TVs _ CHASSIS PRO 4400 _ SERVICE INFORMATION & SCHEMATIC DIAGRAM

ORION _ BUSH _ GRUNDIG _ MATSUI _ DECCA _ TATUNG - TVs _ CHASSIS PRO 4400 _ SERVICE INFORMATION & SCHEMATIC DIAGRAM

BUSH 3463NTX_3472NTX_WS6667_WS7667_WST_66
ORION 3850_TV2844W_TV4400NTX
GRUNDIG T70-1020 _ WF82-3020
MATSUI 28N03 _ 32WN03
DECCA / TATUNG D28N440_D28W440_D28W441_T21N421_T25N440_T28N440_T32W440_T32W441S

Click on image.

ORION TV- 42007 S1 _ 42" PLASMA TV _ SERVICE MODE & ADJUSTMENTS AFTER MEMORY IC REPLACEMENT

ORION TV- 42007 S1 _ 42" PLASMA TV _ SERVICE MODE & ADJUSTMENTS AFTER MEMORY IC REPLACEMENT

SERVICE MODE OPTIONS

This unit is provided with the following SERVICE MODES so you can repair, examine and adjust easily.

To enter to the SERVICE MODE function, press and hold both buttons simultaneously on the main unit and on the remote control for more than the standard time in the appropriate condition.

SERVICE MODE LIST

Set Condition	Set Key	Remocon Key	Standard Time	Operations
TV mode	VOL. DOWN (Minimum)	0	2 sec.	Reset the user setting items (PICTURE, VOLUME, LANGUAGE and NICAM AUTO/OFF) to the initial state for delivery.
TV mode	VOL. DOWN (Minimum)	1	2 sec	Initialization of factory TV data. NOTE: If you set factory initialization, the memories are reset such as the channel setting, and the POWER ON total hours.
TV mode	VOL. DOWN (Minimum)	6	2 sec	POWER ON total hours are displayed on the screen. Can be checked of the INITIAL DATA of MEMORY IC.
TV mode	VOL. DOWN (Minimum)	9	2 sec	Display of the Adjustment MENU on the screen. Refer to the "ELECTRICAL ADJUSTMENT" (On-Screen Display Adjustment).

CONFIRMATION OF HOURS USED

POWER ON total hours can be checked on the screen. Total hours are displayed in 16 system of notation.

If you set a factory initialization, the total hours is reset to "0".

• Turn on the POWER, and set to the TV mode.
• Set the VOLUME to minimum.
• Press both VOL. DOWN button on the set and Channel button (6) on the remote control for more than 2 seconds.
• After the confirmation of using hours, turn off the power.

1. OEC7128A_074  à MICON Version
2. INIT 0001 80  à  Initial setting content of MEMORY IC.
3. PDP ON 0010  à  POWER ON total hours.  =  (16 x 16 x 16 x thousands digit value) + (16 x 16 x hundreds digit value) + (16 x tens digit value) + (ones digit value).

WHEN REPLACING MEMORY IC

• Turn on the POWER, and set to the TV mode.
• Enter DATA SET mode by setting VOLUME to minimum.
• Press both VOL. DOWN button on the set and Channel button (6) on the remote control for more than 2 seconds.

ADDRESS and DATA should appear.

===================================

OEC7128A_074

INIT 0001 80

PDP ON 0010

===================================

• ADDRESS is now selected and should "blink". Using the RIGHT/LEFT button on the remote, step through the ADDRESS until required ADDRESS to be changed is reached.
• Press ENTER to select DATA. When DATA is selected, it will "blink".
• Again, step through the DATA using RIGHT/LEFT button until required DATA value has been selected.
• Pressing ENTER will take you back to ADDRESS for further selection if necessary.
• Repeat steps 4 to 7 until all data has been checked.
• When satisfied correct DATA has been entered, turn POWER off (return to STANDBY MODE) to finish DATA input.
• After the data input, set to the initializing of shipping.
• Turn on the POWER, and set to the TV mode.
• Press both VOL. DOWN button on the set and Channel button (1) on the remote control for more than 2 seconds.
• After the finishing of the initializing of shipping, the unit will turn off automatically.  The unit will now have the correct DATA for the new MEMORY IC.

ORION TV- 42007 S1 _ 42" PLASMA TV _ ELECTRICAL ADJUSTMENTS

ORION TV- 42007 S1 _ 42" PLASMA TV _ ELECTRICAL ADJUSTMENTS

ADJUSTMENT PROCEDURE

Read and perform these adjustments when repairing the circuits or replacing electrical parts or PCB assemblies.

Use an isolation transformer when performing any service on this chassis.

When removing a PCB or related component, after unfastening or changing a wire, be sure to put the wire back in its original position.

When you exchange IC and Transistor with a heat sink, apply silicon grease (YG6260M) on the contact section of the heat sink. Before applying new silicon grease, remove all the old silicon grease. (Old grease may cause damage to the IC and Transistor).

BASIC ADJUSTMENTS:  ON-SCREEN DISPLAY ADJUSTMENTS

• Set the VOLUME to minimum.
• Press the VOL. DOWN button on the set and the channel button (9) on the remote control for more than 2 seconds to display adjustment mode on the screen.
• Use the Channel UP/DOWN button or Channel button (0-9) on the remote control to select the options.
• Press the MENU button on the remote control to end the adjustments.
• To display the adjustment screen for AV mode, press the 0/AV button on the remote control to set to the AV mode. Press the VOL.DOWN button on the set and the channel (9) on the remote control for more than 2 seconds.

ADJUSTMENT ITEMS

H POSI OSD V POSI OSD R DRIVE (N) R CUT OFF (N) G DRIVE (N) G CUT OFF (N) B DRIVE (N) B CUT OFF (N) R DRIVE (C) R CUT OFF (C) G DRIVE (C) G CUT OFF (C) B DRIVE (C) B CUT OFF (C) R DRIVE (W) R CUT OFF (W) G DRIVE (W) G CUT OFF (W) B DRIVE (W) B CUT OFF (W) H POSI 50Hz H POSI 60Hz V POSI 50Hz V POSI 60Hz BRIGHT CENT BRIGHT MAX BRIGHT MIN TINT SHARP CENTER SHARP MAX

SHARP MIN CONTRAST CENTER CONTRAST MAX CONTRAST MIN COLOR CENT COLOR MAX COLOR MIN H POSI TEXT V POSI TEXT NT COLOR CENT NT COLOR MAX NT COLOR MIN RGB BRIGHT CENT RGB BRIGHT MAX RGB BRIGHT MIN RGB CONTRAT CENT RGB CONTRAT MAX RGB CONTRAT MIN RGB COLOR CENT RGB COLOR MAX RGB COLOR MIN RGB SHARP CENT RGB SHARP MAX RGB SHARP MIN RGB V POSI 50Hz RGB V POSI 60Hz RGB H POSI 50Hz RGB H POSI 60Hz INVERSION

CONT CENTER

1. Receive the Window Pattern .(RF Input)
2. Activate the adjustment mode display and press the channel button (35) on the remote control to select "CONTRAST CENTER".
3. Check if the step No. CONT CENT is "140".
4. Receive a broadcast and check if the picture is normal.
5. Press the 0/AV button on the remote control to set to the AV/COMPOSITE mode. Then perform the above adjustments 1~3.
6. Receive a broadcast and check if the picture is normal.
7. Receive a RGB signal.  (Ex. By the DVD PLAYER, it's the RGB mode setting.)
8. Activate the adjustment mode display and press the channel button (49) on the remote control to select "RGB CONTRAST CENT".
9. Check if the step No. CONT CENT is "90".
10. Receive a broadcast and check if the picture is normal.

WHITE BALANCE

1. Place the set in Aging Test for more than 15 minutes.
2. Receive the gray scale pattern from the Pattern Generator.
3. Press the 0/AV button on the remote control to set to the AV mode.
4. Using the remote control, set the brightness and contrast to normal position.
5. Activate the adjustment mode display and press the channel button (03) on the remote control to select “R DRIVE”.
6. Press the CH. UP/DOWN button on the remote control to select the “R CUTOFF”, “G.DRIVE”, “G CUTOFF”, “B.DRIVE” and “B CUTOFF”.
7. Adjust the VOL. UP/DOWN button on the remote control to whiten the R CUTOFF, G.DRIVE, G CUTOFF, B.DRIVE and B CUTOFF at each step tone sections equally.
8. Perform the above adjustments 5 and 6 until the white color is looked like a white.

H-OSD POSITION

• Receive the monoscope pattern from the Pattern Generator.
• Using the remote control, set the brightness and contrast to normal position.
• Activate the adjustment mode display and press the channel button (01) on the remote control to select "H POSI OSD".
• Press the LEFT/RIGHT button on the remote control until the difference of A and B becomes minimum.

BRIGHT CENT

1. Receive the monoscope pattern. (RF Input) Set the screen mode to FULL.
2. Using the remote control, set the brightness and contrast to normal position.
3. Activate the adjustment mode display and press the channel button (28) on the remote control to select "BRI CENT".
4. Press the VOL. UP/DOWN button on the remote control until the white 5.4% is starting to be visible
5. Receive the monoscope pattern.
6. Press the 0/AV button on the remote control to set to the AV/COMPOSITE mode. Then perform the above adjustments 2~5.
7. Receive the monoscope pattern. (RGB signal)
8. Activate the adjustment mode display and press the channel button (48) on the remote control to select "RGB BRIGTH CENT".
9. Press the VOL. UP/DOWN button on the remote control until the white 5.4% is starting to be visible.

Check if the fixed values of each the adjustment items are set correctly referring below.(RF/AV/AV RGB)

No 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20

Function H POSI OSD V POSI OSD R DRIVE (N) R CUT OFF (N) G DRIVE (N) G CUT OFF (N) B DRIVE (N) B CUT OFF (N) R DRIVE (C) R CUT OFF (C) G DRIVE (C) G CUT OFF (C) B DRIVE (C) B CUT OFF (C) R DRIVE (W) R CUT OFF (W) G DRIVE (W) G CUT OFF (W) B DRIVE (W) B CUT OFF (W)

RF 90 100 122 131 128 128 115 135 119 132 128 128 122 133 131 129 128 128 116 133

AV 90 100 122 131 128 128 115 135 119 132 128 128 122 133 131 129 128 128 116 133

AV RGB 90 100 121 129 128 128 122 129 120 129 128 128 127 127 131 126 128 128 122 128

21 22 23 24 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45

H POSI 50Hz H POSI 60Hz V POSI 50Hz V POSI 60Hz BRIGHT CENT BRIGHT MAX BRIGHT MIN TINT SHARP CENTER SHARP MAX SHARP MIN CONTRAST CENTER CONTRAST MAX CONTRAST MIN COLOR CENT COLOR MAX COLOR MIN H POSI TEXT V POSI TEXT NT COLOR CENT NT COLOR MAX NT COLOR MIN

332 302 38 35 135 150 70 128 55 180 00 140 180 60 55 120 00 180 87 55 120 00

332 302 38 35 135 150 70 128 55 180 00 140 180 60 55 120 00 180 87 55 120 00

332 302 38 35 135 150 70 128 55 180 00 140 180 60 55 120 00 180 87 55 120 00

46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61

RGB BRIGHT CENT RGB BRIGHT MAX RGB BRIGHT MIN RGB CONTRAT CENT RGB CONTRAT MAX RGB CONTRAT MIN RGB COLOR CENT RGB COLOR MAX RGB COLOR MIN RGB SHARP CENT RGB SHARP MAX RGB SHARP MIN RGB V POSI 50Hz RGB V POSI 60Hz RGB H POSI 50Hz RGB H POSI 60Hz

136 150 70 90 130 60 105 155 00 65 180 00 36 35 329 302