Toshiba 37A3030D Bedienungsanleitung

SERVICE MANUAL

LCD Color Television

37A3030D

Ver. 2.00

This model is classified as a green product (*1), as indicated by the underlined serial number. This

Service Manual describes replacement parts for the green product. When repairing this green

product, use the part(s) described in this manual and lead free solder (*2).

For (*1) and (*2), refer to GREEN PRODUCT PROCUREMENT and LEAD-FREE SOLDER.

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ADJUSTMENT

Service Mode

Entering to Service Mode

1. Set VOLUME to minimum and press

button once on remote control.

↓

↓↓

↓

2. Press button again and hold button down.

↓

↓↓

↓

Service Mode display

3. hile holding the button, press MENU

button on TV set.

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Displaying the Adjustment Menu

Press MENU button on TV.

Key Function in the Service Mode

The following key entry during display of adjustment menu provides special functions.

Service Mode

Press ↑

↑↑

↑ ↓

↓↓

↓ Press

Adjustment Mode

AUTION: Never try to perform initialization unless you have changed the

memory I .

button (on remote control)

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Selecting the Adjusting Item

Every pressing of CH button in the service mode changes the adjustment items in the

order of table below. ( button for reverse order)

SETTING & ADJUSTING DATA

[ SERVI E MODE ]

ADJUSTING ITEMS AND DATA IN THE SERVI E MODE:

Note:

The image system data of RCUT-BDRV is different by each image format.

The PAL value is indicated in the table.

Never adjust H.POS and V.POS except PAL/ IDE mode.

Test signal selection

Selection of the adjustment items CH (on T or remote control)

Change of the data value olume +/- (on T or remote control)

Adjustment menu mode ON/OFF MENU button (on T )

Initialization of the memory (QA02) CALL + CH button on T

Reset the count of operating

protect circuit to "00" CALL + CH button on T

Turn off I2C bus communication CALL + olume + button on T

"RCUT" selection 1 button

"GCUT" selection 2 button

"BCUT" selection 3 button

"CNTX" selection 4 button

"COLC" selection 5 button

"U TT" selection 6 button

Automatic A/D Adjustment

(PC, Component, Composite (PAL, NTSC)) 7 button

Self diagnostic display ON/OFF 9 button

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Item Name of adjustment

RCUT R CUT OFF

GCUT G CUT OFF

BCUT B CUT OFF

RDR R DRI E

GDR G DRI E

BDR B DRI E

BRTC BRIGHTNESS CENTER

COLC COLOR CENTER

U TT BASE BAND TINT

CNTX CONTRAST MAX

OLUX MAX OLUME LIMITED

PLLW0 PLL WAIT TIME

PLLW1 PLL WAIT TIME

PLLW2 PLL WAIT TIME

PLLW3 PLL WAIT TIME

PLLW4 PLL WAIT TIME

PLLW5 PLL WAIT TIME

OPT1 T SET OPTION 1

OPT2 T SET OPTION 2

OPT3 T SET OPTION 3

OPT4 T SET OPTION 4 (PANEL OPT DATA FOR ENDOR)

OPT5 T SET OPTION 5 (PANEL OPT DATA FOR SIZE)

OPT6 T SET OPTION 6 (HOTEL MODE)

OPT7 T SET OPTION 7 (HOTEL MODE)

OPT8 T SET OPTION 8 (HOTEL MODE)

T OP T SET OPTION

ID MODEL ID

BDWID BORDER WIDTH FOR EXACT SCAN

BDHIT BORDER HEIGHT FOR EXACT SCAN

FPLG MASK_ENABLE (SD/HD)

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Factory preset data will be loaded after setting Model ID data.

(Refer to Initialization of Memory Data of QA02 and setting data of signal board.)

Adjusting the Data

Pressing of VOLUME +/- button will change the value of data in the range from 00H to

FFH. The variable range depends on the adjusting item.

I2 Bus Off

Turn off I2C communication between IC700 and IC400.

1) Press and hold the CALL button on the remote control, then press the Volume

+ button on the TV.

2) Display "BUS Off" OSD.

3) I2C communication turned off.

Note:

To return Bus on status, press and hold the CALL button on the remote control, then press

the Volume + button on the TV again. TV will be turned off and automatically turned

on, then status will be Bus On.

Setting TVOP

Enter to service mode and select menu of TVOP by pressing P or P during display of

adjustment menu. After selecting TVOP, press + or - to set I2C check function to

disable or enable as below.

FPLG2 Channel LOGO ector Clip SW (SD)

FPLG3 Channel LOGO ector Clip SW (HD)

TVOP FUN TION DES RIPTION 1 0 (Normal)

D5 (bit5) I2C check between IC700 and IC400. (WDT) Disable Enable

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Setting Panel Option Data

Panel option data is subject to OP4 and OP5.

Enter to service mode and select menu of OPT4 or OPT5 by pressing P or P during

display of adjustment menu. After selecting OPT4 or OPT5, press + or - to set OPT4

or OPT5 value as table below.

Panel option data

OP4

Ex. OPT4 value 0x05 indicates that panel vendor is AUO AMVA.

OP5

Series Model name Panel vendor OPT4 value OPT5 value

A3000 EU Digital/Ready 26A3030D/A3000P LPL 0x01 0x03

IPS 0x07 0x03

32A3030D/A3000P LPL 0x01 0x05

IPS 0x07 0x05

37A3030D/A3000P LPL 0x01 0x06

IPS 0x07 0x06

42A3030D/A3000P LPL 0x01 0x07

OPT4

(bit7)

(bit6)

(bit5)

(bit4)

(bit3)

(bit2)

(bit1)

(bit0)

Panel vendor LPL - - - - 0 0 0 1

SHP - - - - 0 0 1 0

CMO - - - - 0 0 1 1

AUO PM A - - - - 0 1 0 0

AUO AM A - - - - 0 1 0 1

SAMSUNG - - - - 0 1 1 0

IPS - - - - 0 1 1 1

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Ex. OPT5 value 0x05 indicates that panel size is 32.

onvert from Bit (Binary) to Hex

The table for converting from bit (D7-D0) to hex (0x**).

OPT5

(bit7)

(bit6)

(bit5)

(bit4)

(bit3)

(bit2)

(bit1)

(bit0)

Size 32 - - - - 0 1 0 1

37 - - - - 0 1 1 0

42 - - - - 0 1 1 1

BIT (Binary)

High nibble D7 D6 D5 D4

Low nibble D3 D2 D1 D0

HEX 00 0 0 0

10 0 0 1

20 0 10

30 0 1 1

4010 0

50101

601 1 0

70111

8 1 000

9 1 0 0 1

A 1 010

B 1 01 1

1 1 0 0

D 1 1 01

E 1 1 1 0

F 1 1 1 1

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E.g. If Bit D7-0 = 0101 1010, Hex data is 0x5A.

Exit from Service Mode

Pressing PO ER button to turn off the TV once.

Initialization of Memory Data of QA02 and Setting Data of Signal Unit

After replacing QA02 or signal board, the following initialization is required.

1) Enter the service mode.

2) Select menu of ID by pressing P or P during display of adjustment menu in the

service mode.

3) Change ID data into MODEL ID to initialize by pressing + or -., refer to table

below.

4) Press and hold the CALL button on the remote control, then press the CHANNEL

button on the TV.

5) Initialization progress dialog including model name and panel vendor is shown.

Progress status is " RITING".

6) Progress status is changed "OK" and power cycle (automatically). Then QA02

initialization has been completed.

7) Enter the service mode and select version check mode. Confirm if model name and

model id set is correct. If not, repeat steps 1) to 6).

AUTION: Never attempt to initialize the data unless QA02 has been

replaced.

Whenever using new signal board to the set, setting the Model ID data

according to Panel option data.

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Note:

In case initialization by setting wrong MODEL ID is done, there is a possibility of

abnormal display.

8) Set I2C check function of TVOP to enable.

9) Check the picture carefully. If necessary, adjust any adjustment item above.

Perform "Auto tune" on the owner's manual.

MODEL ID (HEX) Model name Panel vendor

0x01 26A3000P LPL

0x02 26A3000P IPS

0x03 32A3000P LPL

0x04 32A3000P IPS

0x05 37A3000P LPL

0x06 37A3000P IPS

0x07 42A3000P LPL

0x08 26A3030D LPL

0x09 26A3030D IPS

0x10 32A3030D LPL

0x11 32A3030D IPS

0x12 37A3030D LPL

0x13 37A3030D IPS

0x14 42A3030D LPL

0x15

0x16

0x17

0x18

0x19

0x20

0x21

0x22

0x23

0x24

0x25

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