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ADJUSTING ITEMS IN THE SERVICE MODE

Item

Description

RCUT

RED CUTOFF

GCUT

GREEN CUTOFF

BCUT

BLUE CUTOFF

RDRV

RED DRIVE

GDRV

GREEN DRIVE

BDRV

BLUE DRIVE

OSRC COOL

R-CUTOFF-OFFSET for COOL

OSRC NATURAL

R-CUTOFF-OFFSET for NATURAL

OSRC WARM

R-CUTOFF-OFFSET for WARM

OSGC COOL

G-CUTOFF-OFFSET for COOL

OSGC NATURAL

G-CUTOFF-OFFSET for NATURAL

OSGC WARM

G-CUTOFF-OFFSET for WARM

OSBC COOL

B-CUTOFF-OFFSET for COOL

OSBC NATURAL

B-CUTOFF-OFFSET for NATURAL

OSBC WARM

B-CUTOFF-OFFSET for WARM

OSRD COOL

R-DRIVE-OFFSET for COOL

OSRD NATURAL

R-DRIVE-OFFSET for NATURAL

OSRD WARM

R-DRIVE-OFFSET for WARM

OSGD COOL

G-DRIVE-OFFSET for COOL

OSGD NATURAL

G-DRIVE-OFFSET for NATURAL

OSGD WARM

G-DRIVE-OFFSET for WARM

OSBD COOL

B-DRIVE-OFFSET for COOL

OSBD NATURAL

B-DRIVE-OFFSET for NATURAL

OSBD WARM

B-DRIVE-OFFSET for WARM

OSRD 3D COOL

R-DRIVE-OFFSET for COOL (3D)

OSRD 3D NATURAL

R-DRIVE-OFFSET for NATURAL (3D)

OSRD 3D WARM

R-DRIVE-OFFSET for WARM (3D)

OSGD 3D COOL

G-DRIVE-OFFSET for COOL (3D)

OSGD 3D NATURAL

G-DRIVE-OFFSET for NATURAL (3D)

OSGD 3D WARM

G-DRIVE-OFFSET for WARM (3D)

OSBD 3D COOL

B-DRIVE-OFFSET for COOL (3D)

OSBD 3D NATURAL

B-DRIVE-OFFSET for NATURAL (3D)

OSBD 3D WARM

B-DRIVE-OFFSET for WARM (3D)

Содержание 55L7400U

Страница 1: ...SERVICE MANUAL LCD Color Television 55L7400U series System Information FILE NO 050 2014029 REVISED 01 ...

Страница 2: ...REVISION HISTORY REV Date Reason for Change 1 Oct 2 2014 Addition of Note in Procedure 5 of FIRMWARE UPDATING ...

Страница 3: ...EE SOLDER 4 SAFETY INSTRUCTION 5 SERVICE MODE 6 LED INDICATIONS FOR SERVICE 7 FIRMWARE UPDATING 8 MAIN BOARD EXCHANGE 9 SETTING SHIPOUT CODE when Main board is exchanged 10 WRITING SERIAL NUMBER INTO MAIN BOARD 11 INTERCONNECT 12 EXPLODED VIEW 13 SCHEMATIC DIAGRAM 1 ...

Страница 4: ...sts if any incurred in connection with or as a result of such modification or alteration THE INFORMATION OR DATA HEREIN SHALL BE PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE Toshiba shall not be liable for any damages losses expenses or costs if any incurred in connection with or as a result of use of any...

Страница 5: ...ement of parts is not only confined to manufacture The same green parts used in manufacture must also be used as replacement parts LEAD FREE SOLDER This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsible Lead free solder must be used in the servicing and repair of this product WARNING This product ...

Страница 6: ...m the children These items may cause injury to children 5 Depending on the model use an isolation transformer or wear suitable gloves when servicing with the power on and disconnect the power plug to avoid electrical shock when replacing parts In some cases alternating current is also impressed in the chassis so electrical shock is possible if the chassis is contacted with the power on 6 Always us...

Страница 7: ...ut any dangerous of electrical shocks before returning the set to the customer 11 The leakage current checking After completing the work measure the leakage current to prevent an electrical shock Plug the AC line cord directly into a 120V AC outlet Do not use an isolation transformer for this check Use an AC voltmeter having 5000 ohms per volt or more sensitivity in the following manner Connect a ...

Страница 8: ...wattage etc Replacement parts which have these special safety characteristics are identified in this manual and its supplements electrical components having such features are identified by the international hazard symbols on the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts which do...

Страница 9: ...s MUTE button twice on Remote Control TV mode changes as follows Un Mute 1 2Mute Mute 2 Press MUTE button again and keep pressing Sound Mute is canceled 3 While pressing the MUTE button press CH INPUT button on TV control panel Enter Service Mode S ...

Страница 10: ...LECTION 1 While displaying the adjustment menu every pressing of INPUT button on the Remote Control changes the built in test patterns on screen as described below When a pattern is changed at the time of an ATV display it can display only for a moment SELECTING THE ADJUSTING ITEMS 1 While displaying the adjustment menu press the CH button to cycle through the adjustment items in the order of tabl...

Страница 11: ...COOL R DRIVE OFFSET for COOL OSRD NATURAL R DRIVE OFFSET for NATURAL OSRD WARM R DRIVE OFFSET for WARM OSGD COOL G DRIVE OFFSET for COOL OSGD NATURAL G DRIVE OFFSET for NATURAL OSGD WARM G DRIVE OFFSET for WARM OSBD COOL B DRIVE OFFSET for COOL OSBD NATURAL B DRIVE OFFSET for NATURAL OSBD WARM B DRIVE OFFSET for WARM OSRD 3D COOL R DRIVE OFFSET for COOL 3D OSRD 3D NATURAL R DRIVE OFFSET for NATURA...

Страница 12: ...e screen 4 Insert the USB mass storage device to the USB 1 slot Bottom side of the DTV 5 After the following message appears select Yes with Left Right key and push OK key to start FW upgrade This message might not appear at some network functions In such a case please select ANT CABLE input and after that remove and insert the USB Flash Drive again 6 Then the following message appears to enable u...

Страница 13: ...escribed in No 9 below 8 After that the following gauge screen appears Wait until the gauge display reaches 100 9 If FW upgrade succeeds the following message appears After that the DTV will reboot or go to standby automatically according to the user setting on No 6 above 10 Unplug USB mass storage device from the DTV ...

Страница 14: ... 24 TA4 24 R2AN 4 L SPK 25 NC 11 GND_AUDIO 11 GND_SOUND 25 R3CLKN 25 TA4 25 NC 3 L SPK 26 I2C_ONOFF 12 GND_AUDIO 12 GND_SOUND 26 GND 26 I2C_ONOFF 26 NC 2 R SPK 27 TA4 27 R3CP 27 NC 27 R1EP 1 R SPK 28 TA4 CN91 PJ91 28 R3CN 28 TB0 28 R1EN 29 TA3 1 AC_DETECT 1 AC_DETECT P801A 29 R3BP 29 TB0 29 R1DP 30 TA3 2 POWER_TV 2 POWER_TV 1 L 30 R3BN 30 TB1 30 R1DN 31 GND 3 5V 3 5V1 2 N 31 R3AP 31 TB1 31 GND 32 ...

Страница 15: ... SET MB SPK 8 E274 H CON SET MB POW 9 E270 H CON SET MB KEY 10 E278 H CON SET MB IR 11 E279 H CON SET MB WIFI 12 E276 H CON SET MB FRC 21 26 41 12 E276 H CON SET MB FRC 13 E320 POWER CORD 14 E310 FFC 8P 15 E311 FFC 41P 16 E312 FFC 51P 17 E313 FFC 51P 18 E250 POWER MODULE 19 E330 SPEAKER 20 E264 WIRELESS LAN MODULE 21 E160 STAND LEG ASSY R 29 21 E160 STAND LEG ASSY R 22 E162 STAND LEG ASSY L 25 E13...

Страница 16: ...TOSHIBA LIFESTYLE PRODUCTS SERVICES CORPORATION 2 9 Suehiro Cho Ome Shi Tokyo 198 8710 Japan Rev 02 10 08 2014 ...

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