Toshiba 40XV733 Guide

LCD Color Television

40XV733

Ver. 2.00

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ADJUSTMENT

Service Mode

Entering to Service Mode

1. Press button once on remote control.

↓

↓↓

↓

2. Press button again and hold button down.

↓

↓↓

↓

Service Mode display

3. While holding the button, press MENU

button on T set.

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Displaying the Adjustment Menu

Press MENU button on T .

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 PROGRAMME 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 IN THE SERVI E MODE:

Test signal selection

Selection of the adjustment items PRO RAMME (on TV or remote control)

Change of the data value Volume +/- (on TV or remote control)

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

Initialization of the memory (IC510) "i+" + PRO RAMME button on TV

Turn off TV Micro I2C bus communication "i+" + Volume button on TV

"RCUT" selection 1 button

" CUT" selection 2 button

"BCUT" selection 3 button

"CNTX" selection 4 button

"COLC" selection 5 button

"UVTT" selection 6 button

Automatic A/D Adjustment

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

Self diagnostic display ON/OFF 9 button

Item Name of adjustment

R-CUT RED CUTOFF

-CUT REEN CUTOFF

B-CUT BLUE CUTOFF

R-DRV RED DRIVE

-DRV REEN DRIVE

B-DRV BLUE DRIVE

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The listed items are set to proper values after setting the correct Model ID data (Refer to

Initialization of T Micro).

Adjusting the Data

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

FFH. The variable range depends on the adjusting item.

onvert from Bit (Binary) to Hex

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

BRTC BRI HTNESS CENTER

COLC COLOR CENTER

UVTT BASE BAND TINT

CNTX CONTRAST MAX

MOID MODEL ID

PLVN PANEL VENDOR

PLSZ PANEL SIZE

OPT5 OPTION DATA 5

OPT2 OPTION DATA 2

OPT6 OPTION DATA 6

OPT7 OPTION DATA 7

OPT8 OPTION DATA 8

HTLID HOTEL ID

VOLX MAXIMUM VOLUME LEVEL

BIT (Binary)

High nibble D7 D6 D5 D4

Low nibble D3 D2 D1 D0

HEX 00 0 0 0

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

Exit from Service Mode

Pressing POWER button to turn off the T once.

Initialization of TV Micro Data

After replacing Digital Board, the following initialization is required.

1) Enter Service Mode.

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

Service Mode.

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

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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"MODEL ID TABLE".

For example, if initializing 40R 733, change MODEL ID into "0x02".

Note:

MODEL ID is hex value.

4) Execute initialization of the memory.

Refer to "KEY FUNCTION IN THE SER ICE MODE".

Press "i+" + PROGRAMME button on T .

5) T is automatically turned off and on after the memory initialization is completed.

6) Enter Service Mode and select ersion Check Mode. Confirm if the MODEL ID

corresponding to the model name is set correctly. If not, do over again from the start.

Note:

If the wrong MODEL ID is set, abnormal display might appear.

MODEL ID TABLE

Initializing Data setting flowchart after replacing the Signal Unit

Model Name Model ID

(HEX)

Panel

Vendor

Panel Inch

Size ID (HEX)

Panel Vendor

ID (HEX)

Option Data

(OPT5) (HEX)

32XV733 0x0e LPL 0x05 0x01 0x20

37XV733 0x0f LPL 0x06 0x01 0x00

40XV733 0x10 SAMSUN 0x0e 0x06 0x00

46XV733 0x11 SAMSUN 0x0a 0x06 0x00

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Test Signal Selection

Every pressing of button on the remote control changes the built-in test patterns on

screen as described below in Service Mode.

Picture Signal

Red raster

reen raster

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Self Diagnostic Function

1. Press "9" button on remote control during display of adjustment menu in the Service

Mode. The diagnosis will begin to check if interface among IC's is executed properly.

2. During diagnosis, the following displays are shown.

* Self check displays and items are subject to the models.

Blue raster

All Black

All White

Item Explanation/Data Format

1 TV CPU SW Version information of TV-MICRO. Display 1 byte data. (Hex)

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Block:

Version

2 EEPROM Version Version information of TV-MICRO EEPROM. Display 1 byte data.

(Hex)

3 POT Total time the TV has been powered on. (Unit: Hours) (Decimal)

4 MAIN PLL Displays Data 11 - Data 18 (8 bytes) of tuner control data. (Hex)

5 BL_STATUS 1 The total number of times that the panel did not light. (backlight

double-light also failed) (Decimal)

6 BL_STATUS 2 The number of times that the backlight failed to light. (Decimal)

7 Block

UV :

ATV reception mode

V1 – V8 : VIDEO 1-8 input mode (see Block table)

PC : PC input mode

DTV : DTV mode

For current input : OK: Signal Sync Detected

N : No Sync Detected

8 Bus Errors IIC-BUS status. None is normal.

"SCL- ND" (Red indication) : SCL- ND short circuit

"SDA- ND" (Red indication) : SDA- ND short circuit

UV ATV

V1 1

(SCART (FULL))

V2 2

(SCART (S+AV))

V3 3

(Component)

V4 3

(Composite)

V5 HDMI1

V6 HDMI2

V7 HDMI3

V8 HDMI4

PC PC

DTV DTV

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