Sharp LC-26SH12U Support Question
Sharp LC-26SH12U Support Question
Find answers below for this question about Sharp LC-26SH12U - 26" LCD HDTV.Need a Sharp LC-26SH12U manual? We have 1 online manual for this item!
Question posted by betterways01 on May 25th, 2010
The Sound And Channel Controlls Are Not Working On The Tv Itself. How Do I Fix?
I tried the settings and the remote. Nothing is turnning the tv up or down on the volumn or channel control buttons that are on the top of the tv. How do I get this fixed and is this a common thing w/ this tv?
Current Answers
Related Sharp LC-26SH12U Manual Pages
Service Manual - Page 1
S3701LC26SH12
LCD COLOR TELEVISION
MODEL LC-26SH12U
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified should be used . CONTENTS
Page
• SERVICING NOTICES ON CHECKING A1-1 &#...
Service Manual - Page 2
... NOTICES
As for safety. Therefore, the part which has the same character. BE CAREFUL WITH THE LCD PANEL
Avoid a shock to service are deteriorated around the serviced places serviced or not. PERFORM A SAFETY... while servicing. Unplug the plug from the AC outlet. 2. Remove the antenna terminal on TV and turn
on the back of each product and the VERSION LETTER can be found at the end of...
Service Manual - Page 4
...
120 Min
10 Min
No
No
No
No
--
GENERAL SPECIFICATIONS
G-1 TV System
G-2 Tuning System
G-3 Signal
LCD
Color System Speaker
Sound Output Broadcasting System Tuner and Receive CH Intermediate Digital Frequency Analog
Preset CH Stereo/Dual TV Sound Tuner Sound Muting Video Signal
LCD Size / Visual Size LCD Type Number of Pixels
View Range
Position Size Impedance Max 10...
Service Manual - Page 6
...
Auto Setup(Language/CH Program)
Picture Setting(TV)
AV Mode(Picture Preference)
Brightness , Contrast , Color
Tint
Sharpness
Color Temperature
Cable Clear
Backlight
Picture Setting(PC)
Brightness , Contrast
HOR Position , VER Position
Phase, Clock
Red, Green, Blue
Auto Adjust
Backlight
Audio
MTS
Tone Control (Bass/Treble/Balance)
Stable Sound
Surround
BBE
SRS WOW (SRS 3D...
Service Manual - Page 13
... the SERVICE MODE function, press and hold both buttons simultaneously on the main unit and on the remote control for more than a the standard time in the appropriate condition. (See below chart.)
Set Condition
Power ON
Set Key
VOL. POWER ON total hours are reset
such as the channel setting, and the POWER ON total hours. DOWN...
Service Manual - Page 14
... is used .
2. Unplug the AC CORD, and remove the USB Flash Memory. 8. Press both Channel button (1) on the remote control and the VOLUME DOWN button on the screen. 5. JG176
Part No. During the writing, "PLEASE WAIT" will return to normal screen. 6. Set the minus driver to the initializing of the USB connector cover, remove the USB...
Service Manual - Page 15
... set and Channel button (6) on the remote, step through the DATA using UP/DOWN button until all data has been checked. 9. Using the UP/DOWN buton on the remote control for more than 2 seconds. 13. Again, step through the ADDRESS until required ADDRESS to be different according to the TV mode. 2. When satisfied correct DATA has been entered, turn...
Service Manual - Page 16
... DVD(480i) disc. (COMPONENT Input) 13. Press the LEFT/RIGHT button on the remote control for TV, VIDEO1, VIDEO2, ColorStream HD, HDMI-0 and PC mode, press the INPUT button on the remote control to select "CONTRAST MAX". 21. Press the VOL.DOWN button on the set and the
channel button (9) on the remote control for electrical adjustments.
1. Receive the monoscope pattern. (VIDEO Input...
Service Manual - Page 17
...disc. (COMPONENT Input) 10.Press the INPUT button on the remote control to normal position. 20. Using the remote control, set the brightness and contrast to select "BRIGHT CENT". 6. Activate the adjustment mode display of Fig. 2-1 and
press the channel button (26) on the remote control to set to normal position. 3. Using the remote control, set the brightness and
contrast to
the AV...
Service Manual - Page 18
... the adjustment mode display of Fig. 2-1 and press the channel button (33) on the remote control until the contrast step No. Press the LEFT/RIGHT button on the remote control to normal position. 9.
Receive the monoscope pattern. (VIDEO Input) 7. Using the remote control, set to normal position. 3. Using the remote control, set the brightness and
contrast to the COLORSTREAM HD mode. 14...
Service Manual - Page 19
... 172 0 ADJ
DIGITAL
480p
720p
Step No. 2-6: Confirmation of Fixed Value (Step No.)
Please check if the fixed values of each of the adjustment item is set correctly referring below. (AV/ANALOG TUNER/YUV/HDMI/PC/DIGITAL)...H POSI 60
22 V POSI 60
23 BAK LIGHT CENT
24 BAK LIGHT MAX
25 BAK LIGHT MIN
26 BRIGHT CENT
27 BRIGHT MAX
28 BRIGHT MIN
29 TINT
30 SHARP CENTER
31 SHARP MAX
32 SHARP MIN...
Service Manual - Page 26
... COMPONENT: Y U V
DVI DATA 8~23 PC: R G B
DVI DATA 0~23
HDMI_I/F IC3601
SII9025CTU
DVI DATA 8~23 Y, Cb, Cr 16bit
TONE CTL IC IC1002
NJW1173V(TE1)
TONE AUDIO L/R
SOUND AMP IC IC1001
AN17808B
AMP L/R
SPEAKER L/R SP1001, SP1002
S0412F03
LVDS IC IC2405 ICSV385AGLFT
Tx OUT
CP2407 20389-Y30E...
Service Manual - Page 27
...
16 POWER FAIL
17
18
GND
19
20 SW +4V 21 22 SW +1.5V 23
REG+9V IC3404 P.CON +9V BA00BC0WFP
SOUND AMP IC1001
AN17808B
AV SW IC701 AN15853B-E1
Q3410 LCD +B RSQ035P03
PANEL V2301 LK255T3LZ5A
Q3406 P.CON +5V 2SB1132
AD CONVERTER IC6601
MST3583M-LF-110
SUBɹMICON IC101
OEC6088A
IC3403...
Service Manual - Page 35
...47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25
HY27US08281A-TP
FLASH MEMORY IC
FOR FIRM UPDATE
CP2401 YKF45-0036N
1
+5V
2
USBN
3
USBP
6
4
... R2423 15K
FROM/TO AV SWITCH/JACK I2C_DATA I2C_CLK
5
FROM/TO MICON TX_[X242] RX_[X242]
FROM/TO SOUND I2C_DATA I2C_CLK
FROM/TO ASIC
4
DTV_RESET
FROM/TO VIDEO AD CONVERTER I2C_CLKC I2C_DATC
DVI_INT_ADC
FROM/TO POWER3 DTV_+5V ...
Service Manual - Page 38
...+5V
C3414 16V47 SJV
R3440 12K +-1%
C3412 16V47 SJV
R3430 1K
R3432 1K
CP3401(CP411) 127301123K2
1
SOUND+B
2
SOUND+B
3 SOUND GND
B3406 HCB3216KF-391T20
SOUND+B SOUND_GND
R3433 47
R3441 2.2K +-1%
4 SOUND GND
5.0
6
5
GND
6
GND
7
GND
8
SW+12V
9
SW+12V
10
LCD+B
11 SYS_POWER_H
12 LIGHT_POWER_H
13 INVETER_H
14
AT+5V
S801X
B3407 HCB3216KF-391T20
B3403 FCM1608KF-102T02...
Service Manual - Page 39
...G
LVDS SHEMATIC DIAGRAM
(DIGITAL PCB)
C2591 0.1 B
C2593 0.1 B C2592 6.3V 220
V-S
C2594 0.1 B
3.3 Vcc
1
28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
R7
2
3.3 TxIN5
R5
3
3.3 TxIN6
...220
V-S
B2502 FCM1608KF-151T06
R2507 180
B2503
FCM1608KF-151T06
B2504
FCM1608KF-151T06
CD7201 CHRU1301
LCD PANEL
V2301 LK255T3LZ5AZ
C2595 6.3V 220 V-S
NOTE:THE DC VOLTAGE AT EACH PART ...
Service Manual - Page 41
.../TO FRONT END AFT_1 AFT_2 SD-H AFT
5
FROM/TO POWER3
DTV_ON-H LIGHT_CTL
LCD-H INVETER_H POWER_ON-H POWER_FAIL
P.CON+5V
4
FROM/TO SOUND
POWER_ON_MUTE_H
5.0 LCD_ON
5.0 LCD_H
5.0 NC NC
0 NC NC
0 KEY_B
5.0 ...KEY_A
5.0 AFT
2.5 NC NC
0 REMOCON_IN
5.0
LED-H DTV_ON-H POWER_ON-H
C102 0.01 B
R104
100
33 32 31 30 29 28 27 26...
Service Manual - Page 42
...
SW_Y/CVBS_OUT SW_C_OUT
4
PC/HDMI_H
SIF FROM/TO FLASH
I2C_CLK I2C_DATA
FROM/TO MICON C_SYNC
3
FROM/TO SOUND SW_A_OUT_L SW_A_OUT_R
FROM/TO PC JACK
2
VGA-R
VGA-G
VGA-B
DVI_A_IN_L
DVI_A_IN_R
FROM/TO POWER3 P.CON+5V ...151T06
BUFFER Q702
3.0
KTA1504S_Y_RTK 0
R718 470 R742 470
C725 1B 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
C721
0.01 B C722
0.01 B C723
0.01 B C724
0.01 B
AV ...
Service Manual - Page 46
...R452
10K
5.2
1K 1/4W 4.4
5.2
POWER FAIL SWITCH
AT+5V GND
POWER_FAIL
SW REGULATOR CONTROL IC402 MIP2F4
R404 1W1.5M RCR
CCT2302-0911 2
R455 2.2K +-1%
CATHODE ANODE REFERENCE
...120.0 134.0
128.0 128.0 R432
DUTY CONTROL
D420
Q408 KTC3875S_Y_RTK
100K D428
1SS355
1SS355
D435
R403
3
2
1
4.0 0 2.5
R451 C443
47 0.1 B
W828
R456 2.2K +-1%
SOUND+B[SW]
ERC91-02
1.8 3W
D413 1SS355...
Service Manual - Page 49
...CP102
GND
1
RESET
2
TEST
3
TX
4
RX
5
VDD
6
G
H
8
CP3401
CP411
CP406
SOUND+B 1
1
SOUND+B
+24V
1
SOUND+B 2
2
SOUND+B
+24V
2
SOUND GND 3
3 SOUND GND
+24V
3
SOUND GND 4
4 SOUND GND
+24V
4
GND
5
5
GND
+24V
5
GND
6
6
GND
GND
6
GND
7
... PIECES
C
D
TO LCD PANEL CD7201
LCD PANEL V2301
E
21
GND
22
NC
23
GND
24
GND
25
GND
26
GND
27
GND
28 ...
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