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 Mopato4286 on August 28th, 2018
How Does One Listen Through Headphones Is There A Trick?
I plug in headphones and get no soundIs there some trick I am unaware of, or is my headphone jack in need of replacement?
Current Answers
Related Sharp LC-26SH12U Manual Pages
Service Manual - Page 1
... • PRINTED CIRCUIT BOARDS G-1~G-8 • SCHEMATIC DIAGRAMS ...H-1~H-34 • WAVEFORMS ...I-1, I-2 • MECHANICAL EXPLODED VIEWS J-1~J-3 • REPLACEMENT PARTS LIST K1-1~K2-9
This document has been published to change without notice. S3701LC26SH12
LCD COLOR TELEVISION
MODEL LC-26SH12U
In the interests of user-safety (Required by safety regulations in some countries) the set...
Service Manual - Page 2
...plug blades.
Make sure to the pyrogenic parts and high voltage parts. BE CAREFUL WITH THE LCD PANEL
Avoid a shock to the important parts for safety. And be used the part which is replaced...plug from the AC outlet. 2. KEEP THE NOTICES
As for safety, or which need...Note 2] External exposure metal: Antenna terminal Earphone jack
HOW TO ORDER PARTS
Please include the following ...
Service Manual - Page 4
... 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%(Typical...
Service Manual - Page 9
...). 2. Remove the 2 screws 1. 3.
BOARDS
1-1: BACK CABINET (Refer to Fig. 1-2)
1. Remove the LCD Block in the direction of arrow.
1
222 2
11 2 12
1 2 1
1
1-3: REMOCON PCB ... Ass'y in the direction of arrow.
11
Remocon PCB
1 1 1
1
1 1 1 Back Cabinet
Fig. 1-3
1-4: LCD BLOCK (Refer to Fig. 1-3) 1. Remove the 7 screws 2. 6. Remove the Angle Main. Remove the Holder Panel. 5....
Service Manual - Page 10
...in the
direction of arrow.
1 1
1 1
Cover LCD
LCD Panel
(A) Plate Jack
(B)
Digital PCB
Fig. 1-7
Fig. 1-5
1-6: POWER PCB (... Remove the 4 screws 1. 2. Remove the Power PCB in the direction of arrow (B).
1 2 3 2
4 4
Shield Digital
1-7: COVER LCD (Refer to Fig. 1-5)
1. Remove the 2 screws 1. 3. Remove the 9 screws 4. 7. Disconnect the following connector: (CP3401).
2. DISASSEMBLY...
Service Manual - Page 14
.... 8.
SERVICING FIXTURES AND TOOLS
JG176 2007 USA DTV LCD ROM DISC
Ref. JG176
Part No. APJG176121
Parts Name
2007 USA DTV LCD ROM DISC
Remarks Up-Date of the USB connector cover...ModileDisk3 256Mb (USB 2.0)
NOTE: After Format is done with FAT32 File system beforehand, USB Flash Memory is plugged out.
3. The computer of shipping. 9. Insert the USB Flash Memory to USB connector. (Refer to ...
Service Manual - Page 15
...INITIAL DATA").
1. The unit will turn POWER off (return to STANDBY MODE) to the TV mode. 2. C-3 WHEN REPLACING EEPROM (MEMORY) IC
CONFIRMATION OF CHECK SUM, POWER ON TOTAL HOURS AND MICON VERSION
Initial total of MEMORY IC, POWER... Version Digital TV MICON Fimware
HCS CHK SUM : 07EA HRM CHK SUM : 9BD4 LCD PWR ON : 0000 OEC6088A_T039 DTV CA03B72232
FIG. 1
Initial setting data check sum.
Service Manual - Page 16
... if the picture is normal. 12. ADJUSTMENT PROCEDURE
Read and perform these adjustments when repairing the circuits or replacing electrical parts or PCB assemblies.
Press the INPUT button on the remote control to the AV mode. 8. ...FUNCTION 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 CENT 31 SHARP MAX 32 SHARP...
Service Manual - Page 17
.... Press the INPUT button on the remote control to select "CONTRAST 40". 10. Activate the adjustment mode display of Fig. 2-1 and
press the channel button (26) on the remote control to the ANT mode. Receive the monoscope pattern. (VIDEO Input) 7. Activate the adjustment mode display of Fig. 2-1 and press the channel...
Service Manual - Page 19
... B DRIVEʢWʣ 20 B CUTOFFʢWʣ 21 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
33 CONT CENTER
34 CONT MAX...
Service Manual - Page 21
Yes
Change DIGITAL PCB.
Yes
Yes Is R412 broken?
E-1
TROUBLESHOOTING GUIDE
(LCD SECTION)
POWER DOES NOT TUNER ON
Is F401 broken?
Change F401. Check IC401 and peripheral circuit. No
No Is there voltage at pin 1 No of IC401 19V? Change R412. Yes
No
Is there voltage at pin 10 of IC402 6V?
Check IC402 and peripheral circuit.
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
... 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...
GND
JG2412 JG2413 JG2414
R2422 15K 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...
Service Manual - Page 38
...) 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
...CON+5V
R3425 220
C3402 1B
R3408 1K +-1%
R3409 22
FROM/TO AV SW/JACK
P.CON+9V P.CON+5V
GND
FROM/TO PC JACK
P.CON+9V
P.CON+5V
2
GND
DTV_ON-H
5.3 W816
3.1 SW 0 Q3401 ...
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 40
...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
1.0 2.5 2.5 3.3 0 0.7
0 1.3 1.0
0 0.7
00000000000000000 NC ...C C6602 0.1 B
C6610 0.1 B C6612 0.1 B
GND
FROM/TO PC JACK
R6618
C6614 0.047 B
C6617 0.047 B
C6620 0.047 B
VGAHS VGAVS
R6617
33
FROM/TO AV SWITCH/JACK
19
33 R6607
2
SW_V/R
R6605
33
SW_Y/G
SW_U/B
R6602
17
33
...
Service Manual - Page 41
...PCB)
G
H
8
REMOCON_IN C_SYNC
POWER_ON_MUTE_H INVETER_H LCD-H
7
7
KEY_B KEY_A
AFT
FROM/TO AV SWITCH/JACK C_SYNC
R103 4.7K R119 100
R107 2.2K...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 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 ...
Service Manual - Page 59
... 0216SD220J 0216SD220J
COIL COIL COIL COIL COIL COIL CHOKE COIL CHOKE COIL CHOKE COIL CHOKE COIL COIL
*** JACKS ***
060K411053 060R431035 060R431035 063Y000087 060J131019
RCA JACK RCA JACK RCA JACK JACK PLATE HEADPHONE JACK
*** CONNECTORS ***
069S240629 069S260629 069S230639 069S250629 069S140419 069AAA1009 069S290629 06977NM020 0694YJ3018
CONNECTOR PCB SIDE CONNECTOR PCB SIDE CONNECTOR...
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