Toshiba 22EL834G User manual

SERVICE MANUAL
LCD Color Television
22EL834G
Ver. 1.00
Up ating history
Currently there are no updates available.
Please check back at a later time for any future
updates.

CAUTION: Whenever replacing the Main PCB with new one, update the fir ware to the
latest version according to the correct destination.
1. Please copy the files to a USB device (root directory).
 mb61_en.bin
 mboot.bin
 usb_auto_update.t t
2. Turn off the TV power by switching off On/Off Switch or unplugging AC plug.
3. Plug USB device into the USB slot of TV.
4. Press OK button of remote controller and keep holding down. While pressing the OK
button, turn on the TV power by switching on On/Off Switch or plugging AC plug. Release
OK button after Standy LED starts to blink rapidly.
5. After the blinks of LED is stopped, TV will reboot automatically. Firmware Update is
completed.
FIRMWARE UPDATING PROCEDURE

PARTS LIST
Updating history
Currently there are no updates available.
Please check back at a later time for any future updates.
Location Parts No. Description
E200A 75024775 PC BOARD ASSY, MAIN, 22EL 33G, 20550 99
E200B 75026244 PC BOARD ASSY, MAIN, 22EL 33F, 20550931
E250 75024776 POWER MODULE, 22EL 33G, 2054 772
E270 75026226 PC BOARD ASSY, LED, 19EL 33F, 20569207
E300A 75019744 LCD PANEL, LC216EXN-SCA1
E300B 75023 5 LCD PANEL, LC216EXN-SDA1
E310 7502477 LVDS CABLE, 22EL 33G, 20551547
E320A 75026246 POWER CORD, 22EL 33F, 20553 35
E320B 75024 19 POWER CORD, 22EL 33G, 30070 1
E330 75026661 SPEAKER, 19EL 34G, 20552004
E370A 75024779 CABLE, POWER TO MAIN, 6P-14P/150, 30070010
E370B 75026651 CABLE, 6P-14P/145, 30070 29
E400 75024755 REMOCON HAND UNIT, CT90326, 19EL 33B, 30070505
E100 75026671 FRONT BEZEL ASSY, 22EL 34G, 20563239
E110 75026672 BACK COVER ASSY, 22EL 34G, 20563241
E120 75026662 STAND ASSY, 19EL 34G, 20552006
E125 75026646 SCREW, FOR STAND ASSY, 35026122
E130 7502665 KEY PLATE, 19EL 34G, 40046200
E140 75026225 LENS LED, 19EL 33F, 40045 4
E150 75026659 COVER, BRACKET, 40046201
E160 75026660 RELEASE PROTECTIVE COVER, AC CABLE, 40046535
E500A 75026673 CARTON BOX, 22EL 34G, 501 454
E500B 75026674 CARTON BOX, 22EL 34G, 50192571
E520 75026227 BAG, (6 0MM*6 0MM), 50145606
E5 0 750247 2 SNOW BOX ASSY, 22EL 33G, 2054 5
E590A 75026675 ARTWORK TOSHIBA, 22EL 34G, 20565791
E590B 75026676 ARTWORK TOSHIBA, 22EL 34G, 20576175

Global Serial No.
Total digits YWK SET_ID SERIAL Panel
Max 14 YWK xxx ****** **
3 digits 3 digits 6 digits 2digits
(M00001~M99999)
VESTEL
USA -
China -
Asia -
EU P01-P99
Other -
Ｙ：Year 8 2008 Panel vendor and version for the model.
9 2009
A 2010 Marking Marking Marking
B 2011 AJS
C 2012 BKT
… …
CLU
WK：Week 01 WK01 DMV
02 WK02 ENW
03 WK03 FPX
04 WK04 GQY
… …
HRZ
53 WK53
Model Information
1007289922EL834R (SKD) P81 L1 LG LC216EXN-SDA1
10072028
22EL834G P69 L1 LG LC216EXN-SDA1 10073461
22EL833R (SKD) P80 L1 LG LC216EXN-SCA1
10073460
22EL833R (SKD) P80 L2 LG LC216EXN-SDA1 10072896
22EL833N P76 L1 LG LC216EXN-SDA1
10071875
22EL833F P72 L1 LG LC216EXN-SDA1 10071456
22EL833G P68 L1 LG LC216EXN-SCA1
10071226
22EL833G P68 L2 LG LC216EXN-SDA1 10071876
22EL833B P64 L1 LG LC216EXN-SCA1
Vestel Product Code
22EL833B P64 L2 LG LC216EXN-SDA1 10071465
Model Model ID Panel ID Panel
Panel Vendor Panel Vendor Panel Vendor
AUO SHARP
SAMSUNG
CMO LPL/LGD
IPS
CPT

PL2
1 GND
2 LED 2
3 LED 1
4 IR_IN
5 5V_STBY CN138 CN706 PL703 PL706
1 PANEL_VCC 1 SOFT_SW 1 NC 1 12V_24V_CON
2 PANEL_VCC 2 GND 2 NC 2 12V_24V_CON
3 PANEL_VCC 3 STBY_ON/OFF 3 NC 3 BKL_ON/OFF
4 PANEL_VCC 4 GND 4 NC 4 PWM_DIM
5 PANEL_VCC 5 BACKLIGHT_ON/OFF 5 NC 5 GND
6 GND / NC 6 GND 6 NC 6 GND
7 GND / NC 7 DIMMING 7 12V_VCC
8 GND / NC 8 GND 8 12V_VCC
9 GND / NC 9 5V_STBY 9 5V_VCC
10 PANEL_VCC / OPTION2 / MEGA_DCR_IN / GND / NC 10 12V_VCC 10 5V_VCC
CN703 11 PANEL_VCC / OPTION1 / MEGA_DCR_OUT / GND / NC 11 5V_VCC 11 5V_STBY
1 GND 12 GND 12 5V_VCC 12 NC
2 LED 2 13 TX_A_3_P 13 12V_STBY 13 PWM_DIM
3 LED 1 14 TX_A_3_N 14 12V_STBY 14 GND
4 IR_IN 15 GND 15 3V3_VCC 15 BKL_ON/OFF
5 5V_STBY 16 TX_A_CLK_P 16 5V_VCC 16 GND
17 TX_A_CLK_N 17 3V3_VCC 17 STBY_ON/OFF
18 GND 18 5V_VCC 18 GND
19 TX_A_2_P 19 3V3_VCC 19 GND
20 TX_A_2_N 20 5V_VCC 20 GND
21 GND
22 TX_A_1_P
23 TX_A_1_N
24 GND CN710
25 TX_A_0_P 1 GND
26 TX_A_0_N 2 R_AUDIO_P
27 GND 3 R_AUDIO_N
28 PANEL_VCC / OPTION5 / GND / NC 4 L_AUDIO_P
29 PANEL_VCC / OPTION4 / GND 5 L_AUDIO_N
30 PANEL_VCC / OPTION3 / GND 6 GND
LED-IR BOARD
S
p
eaker
PL701
(
AC cable
)
PANEL
PANEL
S
p
eaker
POWER BOARD
MAIN BOARD

PCB LAYOUT OF 19DL833*
POWER MAIN
BUTTON
LED

DVD

RESET_T2
3V3_DVDD
10V
100n
C914
1V2_CVDD
C911
10V
100n
IF_AGC_T2
1k
R1582
47p
50V
C1211
21
TU102 TDTC-G101D
12
11
10
9
8
7
6
5
4
3
2
1
ANT_PWR
B1
RF_AGC
SCL
SDA
B2
NC
AS
IF_AGC
DIF2
DIF1
AIF
2V5_VCC
5V_TUN
1V2_PVDD 1V2_MVDD
3V3_DVDD
3V3_DVDD
R1857
200R
16V
47u
C143
2 1
1V2_CVDD
3V3_DVDD
SDA_SYS
SCL_SYS
3V3_DVDD
1V2_CVDD
1V2_MVDD
1V2_CVDD 1V2_MVDD 1V2_CVDD
2V5_AVDD
3V3_RVDD
TUN_SCL_T2
1V2_CVDD
3V3_DVDD
1V2_CVDD
100R
R1545 21
47R
R1575
R1576
47R
R1560
10k
R1561
10k
TUN_SDA_T2
R1564
10k
600R F260
C955 12p
50V
C954
50V
12p
100n
C915
10V
C918
100n
10V
10k
R1566
U167
CXD2820R
16 15 14 13 12 11 10
9 8 7 6 5 4 3 2 1
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64 IFAGC
RFAGC_GPIO1
PLLBPN
CVDD
VSS9
DVDD
TUNERCLK
TUNERDAT
CVDD6
VSS8
RVDD
RFAIN
AVDD1
AVSS1
AINP
AINM
XVSS
XTALI XTALO
XVDD PVDD PVSS
MVSS4 MVDD4 MVDD3 MVSS3
OSCMODE
RESETN
CVDD5
VSS7
OSCENBN
A0
TSDATA3
MVSS2
MVDD2
CVDD3
VSS4
TSDATA4
TSDATA5
TSDATA6
TSDATA7
VSS5
DVDD2
SCL
SDA
CVDD4
VSS6
TESTMODE
GPIO0 TSERR_GPIO2 TSSYNC TSVALID TSCLK VSS1 CVDD1 MVDD1 MVSS1 VSS2 DVDD1 TSDATA0 TSDATA1 CVDD2 VSS3 TSDATA2
TSMICLK
TSMIVALID
R1578
47R
R1573
47R
R1579
47R
TSMISYNC
TS_MDI0
TS_MDI1
TS_MDI2
TS_MDI3
TS_MDI4
TS_MDI5
TS_MDI6
TS_MDI7
10k
R1565
2V5_AVDD
330R
F267
F262
330R
C929
10V
100n
F264
330R
100n
10V
C933
RF_AGC_MONITOR
100n
10V
C935
100n
10V
C928
100n
10V
C927
100n
10V
C925
100n
10V
C919
C545
47p
50V
10n
L124
100n
10V
C921
100n
10V
C923
100n
10V
C922
F134
330R
F269
330R
F263
330R
3V3_DVDD
3V3_RVDD
3V3_VCC
BC848B
Q207
3
2
1
1V2_PVDD
1V2_MVDD1V2_VCC
1V2_CVDD
100n
10V
C917
100n
C916
10V
C932
10V
100n
10V
C931
100n
C920
10V
100n
330R
F265
DIGITAL_IF_P
DIGITAL_IF_N
R1856
47R
R1583
47R
8
7
6
5 4
3
2
1
R2
R3
R1
R4
R1939
10k
R1584
47R
8
7
6
5 4
3
2
1
R2
R3
R1
R4
C956
22u
16V
C957
22u
16V
2V5_VCC
C953
12p
50V
S96
S97
R1580
47R
X1
41MHz
241 3
R1933
100k 2
1
BC848B
Q205
3
2
1
100k
R1932 2
1
100k
R1934
21
5V_TUN
S100
5V_TUN
C15V
D6 21
C15V
D5 21
10k
R4
17mb60
10 10
87654321
A
B
C
D
E
F
AX M
12345678
A
B
C
D
E
F
OF:
A3
PROJECT NAME :
VESTEL
SCH NAME :
DRAWN BY :
SHEET:
12-11-2010_17:06
<DRAWING NAME HERE>
<YOUR NAME HERE>
1u
L115
21
47p
50V
C964
21
TH1 2R1
20k
R1586
100n
C965
16V
OVER_CUR_DETECT 10k
R1594
10k
R1593
12V_VCC
R1595
10k
1k
R1581
10k
R1590
FDN336P
Q175 ANT_CTRL
BC848B
Q172
RF_AGC_TUNER
F261
330R
5V_TUN
DIGITAL_IF_P
DIGITAL_IF_N
10V
C907
100n
2
1
10V
C904
100n
2
1
TUN_SDA_T2
ANALOG_IF
5V_TUN
5V_TUN
TUN_SCL_T2
TUN_SCL_MST
TUN_SDA_MST
RF_AGC_TUNER
100R
R1588
8
7
6
5 4
3
2
1
R2
R3
R1
R4
IF_AGC_TUNER
1k
R139
330R
F266 21
R138
1k
VIFP
L114
1u
2 1
100k
R209 2
1
BA782
D145
2 1
3k3
R231 21
6k8
R474
21 6k8
R473 21
12V_VCC
680R R735
2 1
ANALOG_IF
16V
10n
C547
21
5V_TUN
22k
R594
2 1
BSN20
Q140
3
2
1
5V_TUN5V_TUN
C135 10V 100n
2 1
50V
47p
C1210
1k2
R483 21
10R
R384 21
BF799
Q144
3
2
1
SIFM
SIFP
Z102
K3958M 41
5
3
2IN2 GND
OUT2
IN1 OUT1
SIF_CTL
K9656M
Z101 41
5
3
2IN2 GND
OUT2
IN1 OUT1
4k7
R252 21
16V
10n
C546
21
L104 2u2
21
VIFM
IF_AGC_T2
IF_AGC_MST R1597
10k
100n
10V
C912
2
1100n
C910
10V
2
1
100R
R1552 21
100R
R1546 21
IF_AGC_TUNER
10k
R1591
R1592
10k
3V3_VCC
3V3_VCC
S28
RF_AGC_CTL
100R
R1551 21
C14
100n
10V
2
1
FSA3157
U3 6
5
43
2
1B1
GND
B0 A
VCC
S
6k8
R1598
12k
R1589 100R
R1550 21
100n
C903
10V
2
1
10V
100n
C901
2
1
C902
10V
100n
2
1
100R
R1549 21
RF_AGC_MST
C2
22u
16V
R1596
10k
16V
22u
C3
C15V
D2 21
5V_VCC
RF_AGC_CTL
33R
120nH
0R
33R
2K7
NC
0R
33R
33R
33R
T2 DEMOD
150p
82p
150nH
N.C.
-3
1
2
3
4
5
6
7
8
9
10
11
12