Sharp LC-26AD22U Service Manual
Sharp LC-26AD22U Manual
 |
View all Sharp LC-26AD22U manuals
Add to My Manuals
Save this manual to your list of manuals |
Sharp LC-26AD22U manual content summary:
- Sharp LC-26AD22U | Service Manual - Page 1
SPECIFICATIONS A2-1~A2-7 • DISASSEMBLY INSTRUCTIONS B1-1~B3-2 • SERVICE MODE LIST ...C-1 • SERVICING FIXTURES AND TOOLS C-2 • RE-WRITE FOR DVD FIRMWARE C-2 • RE-WRITE FOR DIGITAL SOFT FIRMWARE C-3 • WHEN REPLACING EEPROM (MEMORY) IC C-4 • ELECTRICAL ADJUSTMENTS D-1~D-5 • TROUBLESHOOTING GUIDE - Sharp LC-26AD22U | Service Manual - Page 2
CAUTION THIS LCD COLOR TELEVISION EMPLOYS A LASER SYSTEM. TO ENSURE PROPER USE OF THIS PRODUCT, PLEASE READ THIS SERVICE MANUAL CAREFULLY AND RETAIN FOR FUTURE REFERENCE. SHOULD THE UNIT REQUIRE MAINTENANCE, CONTACT AN AUTHORIZED SERVICE LOCATION-SEE SERVICE PROCEDURE. USE OF CONTROLS, ADJUSTMENTS - Sharp LC-26AD22U | Service Manual - Page 3
electrician for replacement of the obsolete outlet. 10) Protect the power cord from wall outlets and extension cords, as this can result in a risk of fire or electric shock. 18) Do not push objects through any openings in this unit, as they may touch dangerous voltage points or short out parts - Sharp LC-26AD22U | Service Manual - Page 4
slot as it is closing. It may cause injury. 23) When you connect the product to other equipment, turn off the power and unplug all of the equipment from the wall outlet. Failure to do so may cause an electric shock and serious personal injury. Read the owner's manual of the other equipment carefully - Sharp LC-26AD22U | Service Manual - Page 5
26) When you use the headphones, keep the volume at a moderate level. If you use the headphones continuously with high volume sound TV as close player stand in its LCD PANEL • Do not press hard or jolt the LCD panel. It may cause the LCD panel glass to break and injury may occur. • If the LCD panel - Sharp LC-26AD22U | Service Manual - Page 6
WHEN REPLACING DVD DECK [ When removing the DVD Deck ] Before removing Pick Up PCB DVD MT PCB connector. NOTE • Before your operation, please read "PREPARATION OF SERVICING". • Use the Lead Free solder. • Manual soldering conditions • Soldering temperature: 320 ± 20˚C • Soldering time: Within 3 - Sharp LC-26AD22U | Service Manual - Page 7
(Refer to item 1 of the DISASSEMBLY INSTRUCTIONS.) 2. Slide the Belt Loading toward the Turn Unit ON. 2. Set the DVD to the Stop Mode. 3. Check that 'No disc' is displayed on the screen. 4. Press and hold the 'STOP' button on the front panel. 5. Simultaneously press and hold the '7' key on the remote - Sharp LC-26AD22U | Service Manual - Page 8
free solder will tend to splash when heated too high (about 1100°F/ 600°C). • All products with the printed circuit board with PbF printing must be serviced with lead free solder. When soldering or unsoldering, completely remove all of the solder from the pins or solder area, and be sure to heat - Sharp LC-26AD22U | Service Manual - Page 9
Sound Muting Video Signal Fwd Rev Analog Digital System Destination CH Coverage Picture(FP) Sound(FS) FP-FS Input Level Output Level S/N Ratio (Weighted) Horizontal Resolution at DVD Mode Actual Actual RGB Signal Audio Signal Output Level Input Level Output Level at DVD at TV G-5 Power Power - Sharp LC-26AD22U | Service Manual - Page 10
Custom Code Power Source Voltage(D.C) UM size x pcs Total Keys Keys POWER DISPLAY SLEEP VIEW MODE INPUT SELECT 1 2 3 4 5 6 7 8 9 0 MUTE AUDIO VOL+ VOL- CH+ CH- LEFT/SLOW- ENTER RIGHT/SLOW+ UP DOWN SETUP/TV MENU EXIT/CANCEL RETURN SUBTITLE TV/DVD OPEN/CLOSE(EJECT - Sharp LC-26AD22U | Service Manual - Page 11
Lock Hotel Lock Channel Lock Video Lock Panel Lock OSD Language Closed Caption CC Advanced View Mode (Picture Size) Picture Scroll Cinema Mode Aspect PFC(Power Factor circuit) Freeze frame PIP/POP Direct Input Selection Digital Out Dolby Digital MPEG PCM DTS PC Monitor Input - Sharp LC-26AD22U | Service Manual - Page 12
Features (DVD) GENERAL SPECIFICATIONS HDMI Input Component Input Video CD Playback SVCD Playback MP3 Playback JPEG WMA Digital Out Down Mix Out Closed Caption Screen Saver TV Screen Audio DAC VGA (640x480) 720x480i (4:3) 720x480i (16:9) 720x480p (4:3) 720x480p (16:9) 720x576i (4:3) 720x576i (16 - Sharp LC-26AD22U | Service Manual - Page 13
GENERAL SPECIFICATIONS G-12 Accessories Owner's Manual Language w/Guarantee Card Remote Control Unit Rod Antenna Poles Terminal Loop Antenna Terminal U/V Mixer DC Car Cord (Center+) Guarantee Card Warning Sheet Circuit Diagram Antenna Change Plug Service Facility List Important - Sharp LC-26AD22U | Service Manual - Page 14
Power/Stand-By On Timer Side Video Input 1 Audio Input 1 S - Input 1 Video Input 2 Audio Input 2 S - Input 2 Video Output Audio Output Component Input 1 Analog Audio Component Input 2 Analog Audio HDMI Input Analog Audio Sub Woofer Out PC Monitor Input Analog Audio Digital Audio - Sharp LC-26AD22U | Service Manual - Page 15
G-18 Environment GENERAL SPECIFICATIONS Environmental standard requirement Pb-free Measures for Whisker Rohs Green procurement of SHARP Phase3(Phase3A) Yes Yes A2-7 - Sharp LC-26AD22U | Service Manual - Page 16
DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF MECHANICAL PARTS AND P.C. BOARDS 1-1: BACK CABINET (Refer to Fig. 1-1) 1. Remove the 14 NOTE 1. Before your operation, please read "PREPARATION OF SERVICING". 2. Use the Lead Free solder. 3. Manual soldering conditions • Soldering temperature: 320 ± 20˚C • - Sharp LC-26AD22U | Service Manual - Page 17
the 9 screws 4. 7. Remove the Digital PCB and Shield Digital in the direction of arrow (B). Fig. 1-6 1-7: POWER PCB (Refer to Fig. 1-7) 1. Remove the 8 screws 1. 2. Remove the Power PCB in the direction of arrow. 111 1 1 1 1 1 Power PCB Fig. 1-7 1-8: COVER LCD (Refer to Fig. 1-8) 1. Remove - Sharp LC-26AD22U | Service Manual - Page 18
listed parts, replace the DVD MECHA ASS'Y. 2-1: TRAVERSE ASS'Y (Refer to Fig. 2-1-A) 1. Remove the 3 screws 1. 2. Unlock the 2 supports 2. wire of the Switch PCB Ass'y, install it correctly as Fig. 2-2-D. Manual soldering conditions • Soldering temperature: 320 ± 20˚C • Soldering time: Within - Sharp LC-26AD22U | Service Manual - Page 19
Gear Motor Feed Motor DISASSEMBLY INSTRUCTIONS 8.0 ± 0.2mm [ 6 pin FFC ] 40 ± 1mm Fold Fold Safety surface for pressing of the insert. Fig. 2-2-C Switch PCB Ass'y ~ FEED MOTOR ~ WHITE (4) BROWN (3) • Install wire from (1) - Sharp LC-26AD22U | Service Manual - Page 20
DISASSEMBLY INSTRUCTIONS 3. REMOVAL AND INSTALLATION OF FLAT PACKAGE IC REMOVAL 1. Put Masking Tape (cotton tape) around the Flat Package IC to protect other parts from any damage. (Refer to Fig. 3-1.) NOTE Masking is carried out on all the parts located within 10 mm distance from IC leads. 3. - Sharp LC-26AD22U | Service Manual - Page 21
DISASSEMBLY INSTRUCTIONS INSTALLATION 1. that no abnormality is found on the soldering position and installation position of the parts around the IC. If some abnormality is found, correct by resoldering. NOTE When always be sure to replace the IC in this case. Braided Shield Wire Fig. 3-7 B3-2 - Sharp LC-26AD22U | Service Manual - Page 22
of factory TV data. NOTE: If you set factory initialization, the memories are reset such as the channel setting, and the POWER ON total for normal servicing. POWER ON total hours are displayed on the screen. Can be checked of the INITIAL DATA of MEMORY IC. Refer to the "WHEN REPLACING EEPROM ( - Sharp LC-26AD22U | Service Manual - Page 23
displayed on the screen. At this time, the horizontal noise lines may appear. But no problem. NOTE: Do not turn off the unit screen. 11. Then unplug the AC cord, and plug it in. CHECK FOR THE FIRMWARE VERSION 12. Turn on the power, and set the DVD mode. 13. Press both Channel button (1) on the remote - Sharp LC-26AD22U | Service Manual - Page 24
-Date, the screen will return to normal screen. 6. Turn off the power. 7. Unplug the AC CORD, and remove the USB Flash Memory. 8. Insert the AC CORD again. After the data input, set to the initializing of shipping. 9. Turn on the power. 10. Press both Channel button (1) on the remote control and the - Sharp LC-26AD22U | Service Manual - Page 25
button on the set and Channel button (8) on the remote control for more than 2 seconds. 4. After the confirmation of each check sum, turn off the power. MICON Version Digital TV MICON Fimware HCS CHK SUM : 054C HRM CHK SUM : FA74 LCD PWR ON : 0000 OEC6088A_X242 DTV CA03B71153 Initial setting data - Sharp LC-26AD22U | Service Manual - Page 26
or replacing electrical parts or PCB assemblies. CAUTION • Use an isolation transformer when performing any service on remote control. To display the adjustment screen for DVD mode, press the TV/DVD button the remoe control. Press the VOL.DOWN button on the set and the channel (9) on the remote - Sharp LC-26AD22U | Service Manual - Page 27
position. 5. Activate the adjustment mode display of Fig. 1-1 press 6. the channel button (26) on the remote control to select "BRIGHT CENT". 7. Press the LEFT/RIGTH button on the remote control until the screen begin to shine. 8. Receive the monoscope pattern. (VIDEO Input) 9. Press the INPUT - Sharp LC-26AD22U | Service Manual - Page 28
HD/PC/DVD/DIGITAL) AV COLORSTREAM HD HDMI PC DIGITAL ANT DVD CVBS 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 26 BRIGHT CENT ADJ ADJ ADJ ADJ ADJ ADJ ADJ ADJ ADJ ADJ ADJ ADJ 128 128 - 127 127 127 127 127 30 SHARP CENTER 120 150 150 150 150 150 150 150 150 150 150 150 - Sharp LC-26AD22U | Service Manual - Page 29
ELECTRICAL ADJUSTMENTS 3. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) OPERATION 2 PCB CP2251 DVD DECK CD2301 OPERATION PCB CP2204 CP2203 DVD MT PCB CP8501 CD2001 CP2303 CP2302 CP2301_1 LCD PANEL CD7201 CD2202 CD403 CD3001 CP3001 POWER PCB CP410 CP406 J401 AC IN - Sharp LC-26AD22U | Service Manual - Page 30
TROUBLESHOOTING GUIDE (LCD SECTION) POWER DOES NOT TUNER ON Is F401 broken? Yes No Is there voltage at pin No 1 of IC402 6V? Yes Yes Is R412 broken? No No Is there voltage at pin 10 of IC401 19V? Yes Change DIGITAL PCB. Change F401. Check IC402 and peripheral circuit. Change R412. Check - Sharp LC-26AD22U | Service Manual - Page 31
TROUBLESHOOTING GUIDE THE PICTURE APPEARS, BUT THE AUDIO DOES NOT APPEARS. (ATRFMODE) No Is CP1001 connected? Yes Is there signal at pins Yes 1 and 4 of CP1001? No Yes Is there signal at pins 2 and 5 of IC1001? No Yes Is there signal at pins 1 and 20 of IC1002? No Yes Is there signal at pins - Sharp LC-26AD22U | Service Manual - Page 32
TROUBLESHOOTING GUIDE THE PICTURE DOES NOT APPEAR (1) No Does backlight shine? Yes No Is CD7201 connected? Yes Is there voltage at pin No 28,29,30 and 31 of CP2407 12V? Yes Is there signal at pins 7, Yes 8, 10, 11, 13, 14, 16, 17, 19 and 20 of CD7201? No No Is there signal at IC2405 - Sharp LC-26AD22U | Service Manual - Page 33
TROUBLESHOOTING GUIDE THE PICTURE DOES NOT APPEAR (2) No Is there signal at pins 33 and 35 of IC701? Yes Yes Is there signal at pins A9 and A13 of IC2401? No Yes Is there signal at C2528 and C2532? No Check C2528, C2532 and peripheral circuit. Check IC701 and peripheral circuit. Check IC2401 and - Sharp LC-26AD22U | Service Manual - Page 34
normal? Yes No Is the color signal received? Yes Is there color signal at Yes pins A9 and A13 of IC2401? No Is there color signal at No pins 33 and 35 of IC701? Yes Check IC701 and peripheral circuit. Adjust the color. Receive the color signal. Change DIGITAL PCB. Check Q701,Q702 and peripheral - Sharp LC-26AD22U | Service Manual - Page 35
(DVD SECTION) DOES NOT DISPLAY DVD PICTURE TROUBLESHOOTING GUIDE Does this display Yes logo picture? No Does this have signal Yes at pins 149 and 151 of IC4001? No Does IC4001 gets Yes P.CON+3.3V and P.CON+1.8V? No Check P.CON+3.3V and P.CON+1.8V - Sharp LC-26AD22U | Service Manual - Page 36
TROUBLESHOOTING GUIDE DISC DOES NOT EJECT Does OSD appear No on the screen? Yes Is remote key set No effectively? Yes Check pins 138 and 139 of IC4001 and peripheral circuit. Does this eject disc at No change DVD DECK? Yes Change DVD DECK. Does this have signal at No pins 4 and 5 - Sharp LC-26AD22U | Service Manual - Page 37
TROUBLESHOOTING GUIDE DOES NOT PLAY DVD Does this display Yes "INCORRECT DISC"? No Does CD2001 connect Yes with CP2301 correctly? No Connect CD2301. Change DVD DECK. No - Sharp LC-26AD22U | Service Manual - Page 38
TROUBLESHOOTING GUIDE DOES NOT PLAY CD Does this display Yes "INCORRECT DISC"? No Does CD2001 connect Yes with CP2301 correctly? No Connect CD2301. Change DVD DECK. No - Sharp LC-26AD22U | Service Manual - Page 39
TROUBLESHOOTING GUIDE NO SOUND DVD/CD ANALOG AUDIO Does this have signal Yes at pins 8 and 10 of CP8501? No Does this have signal at Yes pins 1 and 7 of IC8501? No Does this have signal at Yes pins 113, 114, 115 and 116 of IC4001? No Change IC4001. NO SOUND DVD/CD DIGITAL AUDIO Refer to "LCD - Sharp LC-26AD22U | Service Manual - Page 40
A FLASH 16M IC4007 C SST39VF1601-70-4C-EKE SD_A0~A11 SD_D0~D15 64M SDRAM IC4005 C M12L64164A-7TG RAMDQM, CLK, CKE, WE#, CAS#, LCD BLOCK TX RX START_SW SPDIF DVD C DVD Y DVD RESET DVD POWER AUDIO L AUDIO R A---P.CON+12V B---P.CON+6V C---P.CON+3.3V D---P.CON+1.8V E---P.CON+A5V F-1 F-2 - Sharp LC-26AD22U | Service Manual - Page 41
-1-VʢW) 41 32 TRANSFORMER T401 2 1 7 1 3 1 1 1 1 Q416 REGULATOR IC404 KIA431A-AT 13 D465 Q410 CP411__14,15. AT+5V CP411__16. POWER CP410__1,2. DVD+12V CP411__1,2. SOUND+B CP411__8,9. SW+12V CP406__1,2,3,4,5. +24V CP411__22,23. SW+1.5V 12 REGULATOR IC405 PQ070XF02SZH CP411__20,21. SW+4V - Sharp LC-26AD22U | Service Manual - Page 42
8 GND 9 10 STAND-BY_H 11 POWR_ON_H 12 LIGHTE_CTL 13 INVERTER_H 14 AT +5V 15 16 POWER FAIL 17 18 GND 19 20 21 SW +4V 22 23 SW +1.5V 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 - Sharp LC-26AD22U | Service Manual - Page 43
MM1501XNRE SW AUDIO L/R 2 DIGITAL AUDIO L/R R G Bɹ24bit ATSC/CLEAR CABLE ASIC IC IC2401 X242 X242 SPDIF TONE CONTOROL IC IC1002 NJW1173V TONE AUDIO L/R SOUND AMP IC IC1001 AN17808B AMP L/R SPEAKER L/R SP1001ɺSP1002 S0412F03 LVDS IC IC2405 ICSV385AGLFT Tx OUT CP2407 20389Y30E PANEL V2301 - Sharp LC-26AD22U | Service Manual - Page 44
A_GND) FROM/TO AUDIO/VIDEO SYS_MUTE DAC_VIDEO_A DAC_VIDEO_C/D RESET SPDIF DUPRD1 DUPTD1 APWM_L 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE:THE DC VOLTAGE EACH PART WAS MEASURED WITH THE DIGITAL - Sharp LC-26AD22U | Service Manual - Page 45
AUDIO/VIDEO RESET FROM/TO REGULATOR2 P.CON+3.3V_D D_GND GND C4095 0.01 B C4099 0.01 B C4063_2 6.3V 220 YXF C D E F G MEMORY SCHEMATIC SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE D E NOTE:THE DC VOLTAGE EACH PART WAS MEASURED WITH THE DIGITAL - Sharp LC-26AD22U | Service Manual - Page 46
RESET FROM/TO MOTOR DRIVE TIN_SW 3 2 1 A H-5 C8513_1 16V 220 ZLH C8514 0.1 B C8525_1 10V 220 YXF C8510 150P CH C8512 150P CH B C D E F AUDIO/VIDEO SCHEMATIC TX 5 RX 4 DVD POWER 3 3 DVD_RESET 2 SPDIF- PART WAS MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK. NOTE: THIS SCHEMATIC - Sharp LC-26AD22U | Service Manual - Page 47
CP2302 00_6232_005_006_800+ 5 CLOSE 4 OPEN 3 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 R2336 390 10K P.CON+A5V_D P.CON+3. AUDIO SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE E F NOTE:THE DC VOLTAGE EACH PART WAS MEASURED WITH THE DIGITAL - Sharp LC-26AD22U | Service Manual - Page 48
YXF DVD_POWER_H P.CON+12V FROM/TO AUDIO/VIDEO 7 DVD_POWER_H P.CON+12V GND FIRE HAZARD, REPLACE ONLY WITH THE DIGITAL TRANSISTOR CAUTION:SINCE THESE PARTS MARKED BY CRITICAL FOR SAFETY,USE ONES DESCRIBED IN PARTS LIST ONLY ARE ATTENTION:LES PIECES REPAREES PAR UN ETANT NOTE: THIS SCHEMATIC - Sharp LC-26AD22U | Service Manual - Page 49
EVQ21505R PLAY_2 SW2253_2 EVQ21505R SKIP+_2 SW2254_2 EVQ21505R SKIP-_2 SW2255_2 EVQ21505R PCB280 DEF132 B C NOTE:THE DC VOLTAGE EACH PART WAS MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK. NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE - Sharp LC-26AD22U | Service Manual - Page 50
R2403 4.7K NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. B C D E F G ATSC/CLEAR - Sharp LC-26AD22U | Service Manual - Page 51
2 C2456 10 C NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. B C D E F PCBDH0 CEF276 - Sharp LC-26AD22U | Service Manual - Page 52
DTV_+5V DTV_RESET 1 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. A B C H-17 - Sharp LC-26AD22U | Service Manual - Page 53
9 +5V 4 TUNER+30V C2810 0.1 SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. CAUTION:SINCE THESE PARTS - Sharp LC-26AD22U | Service Manual - Page 54
SOUND AUDIO_R_OUT AUDIO_L_OUT 3 C2587 0.001 B 2 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED 1 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE - Sharp LC-26AD22U | Service Manual - Page 55
SJV C3446 6.3V 220 SJV NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE 1 NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. CAUTION:SINCE THESE - Sharp LC-26AD22U | Service Manual - Page 56
5V 29 VDD+5V 28 GND 27 GND 26 GND 25 GND 24 GND 23 NC NC LCD PANEL V2301 LK255T3LZ5AZ C2595 6.3V 220 V-S NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. C D CAUTION:SINCE THESE PARTS - Sharp LC-26AD22U | Service Manual - Page 57
NC INT 3.3 3.3 SDA SCL RESET AVDD_MPLL AVDD_ADC A0 XIN XOUT GND 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 PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. NOTE: THIS SCHEMATIC - Sharp LC-26AD22U | Service Manual - Page 58
3 STANDBY LED 4 POWER ON LED 5 3 RESET IC IC103 PST3245NR D105 SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE - Sharp LC-26AD22U | Service Manual - Page 59
25 26 27 28 29 30 31 32 C931 16V100 V-S 1 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL - Sharp LC-26AD22U | Service Manual - Page 60
BY ARE OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST CRITICAL FOR SAFETY,USE ONES WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. DESCRIBED IN PARTS LIST ONLY IN a 5.3 OUT a 4.8 TONE-Ha 5.0 TONE-La 5.0. AGC 0.3 CVO 0.6 CSR 7.5 SDA - Sharp LC-26AD22U | Service Manual - Page 61
DET POWER GND 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 RESET SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE - Sharp LC-26AD22U | Service Manual - Page 62
R4216 390 C4226 22P CH 2 NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME 1 WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE A B C H-37 - Sharp LC-26AD22U | Service Manual - Page 63
KX POWER1 SCHEMATIC DIAGRAM (POWER PCB) 8 REPLACE ONLY WITH THE SAME TYPE FUSE 6.3A 125V(F401). NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST ATTENTION :POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE WAS RECEIVED IN GOOD CONDITION AND PICTURE - Sharp LC-26AD22U | Service Manual - Page 64
POWER2 SCHEMATIC DIAGRAM (POWER PCB) 8 R478 7 FROM/TO POWER1 INV_SW+24V GND SW+12V[UNREG] GND_S AT+5V POWER_FAIL P.CON+5V SW+5.5V GND 6 SOUND+B[SW] PART WAS MEASURED DESCRIBED IN PARTS LIST ONLY WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE - Sharp LC-26AD22U | Service Manual - Page 65
POWER SW2201_3 EVQ21505R SH VOL UP SW2205_3 EVQ21505R NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE - Sharp LC-26AD22U | Service Manual - Page 66
MARKED BY ARE CRITICAL FOR SAFETY,USE ONES DESCRIBED IN PARTS LIST ONLY ATTENTION:LES PIECES REPAREES PAR UN ETANT DANGEREUSES AN POINT DE VUE SECURITE N'UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO - Sharp LC-26AD22U | Service Manual - Page 67
4 CP102 GND 1 RESET 2 TEST 3 TX 4 RX 5 VDD 6 DIGITAL PCB PCBDH0 CEF276 GND GND NC GND 20 RXIN0- 19 RXIN0+ GND RXIN1- RXIN1+ GND RXIN2- RXIN2+ GND 11 RXCLK IN- 24 23 22 21 18 17 16 15 14 13 12 TO LCD PANEL CD7201_1 LCD PANEL V2301 D 25 GND 26 GND 27 GND - Sharp LC-26AD22U | Service Manual - Page 68
2ms 0.5V 5 2ms 200mV 6 2ms 200mV 7 WAVEFORMS 2ms 200mV 1ms 200mV 8 15 2ms 200mV 9 MICON 50ns 500mV 16 SOUND 0.5ms 1.0V 10 VIDEO AD CONVERTER 10µs 100mV 17 50µs 1.0V 11 10µs 200mV 18 2ms 50mV 12 2ms 50mV 13 measured at the point of the corresponding balloon number in the schematic diagram - Sharp LC-26AD22U | Service Manual - Page 69
20µs 500mV 22 20µs 500mV 23 LVDS 10µs 2.0V 24 PC/JACK 2ms 200mV 50 WAVEFORMS 200ns 1.0V 2µs 2.0V 54 61 MEMORY ̍00µs 500mV 55 AUDIO/VIDEO 200µs 1.0V 56 200µs 1.0V 57 2ms 200mV 51 10µs 200mV 58 MPEG/MICON/DSP/RF_AMP 10ns 500mV 52 10µs 00mV 59 ̍00µs 500mV - Sharp LC-26AD22U | Service Manual - Page 70
102E 102C 102D 201 102F 102 207 203 204 206 206 106 109 PCBDH0 (DIGITAL PCB ASS'Y) 103B 202 209 202 202 119 202 202 202 202 207 207 207 130 107 202 207 213 207 207 207 205 123 121 107 207 207 PCB240 (POWER PCB ASS'Y) 207 210 205 129 PCB280 (OPERATION 2 PCB ASS'Y) 211 126 PCB270 - Sharp LC-26AD22U | Service Manual - Page 71
MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) CD3805 HOLDER CORD TM101 POLYBAG INSTRUCTION INSTRUCTION BOOK(E/F/S) INFORMATION SHEET REGISTRATION CARD(SHARP) PACKAGE TOP CLEANING CLOTH PACK PACKAGE STAND-TOP PACKAGE STAND-BOTTOM PACKING SACK SCREW LAMIFILM BAG GIFT BOX PACKAGE BOTTOM J1-2 SHEET - Sharp LC-26AD22U | Service Manual - Page 72
MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) PACKAGE STAND-TOP PACKING SACK (791WHA0125) SCREW PACKING SACK (791WHA0126) PACKAGE STAND-BOTTOM J1-3 - Sharp LC-26AD22U | Service Manual - Page 73
adjustments are needed if this condition is disassembled further more. If the repair is needed, replace the DVD MECHA ASS'Y. 602 SW2 705 604 704 PCB640 (SW PCB ASS'Y) CD2301 CLASS PART NO. PART NAME GREASE Y315061000 G-555G MARK AA NOTE: Applying positions AA for the grease are displayed - Sharp LC-26AD22U | Service Manual - Page 74
FRAME STAND ASS'Y HOLDER STAND FRAME STAND COVER FRAME STAND 104 104A 104B 104C 7A7040033A 704WPA0078 761WSB0054 800WFA0120 STAND ASS'Y STAND ANGLE STAND CUSHION LEG 105 7G7620007B ANGLE DVD ASS'Y 106 752WSA0640 SHIELD DIGITAL 107 761WSA0480 ANGLE MAIN 108 761WSA0485 COVER LCD 109 - Sharp LC-26AD22U | Service Manual - Page 75
DVD DECK REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION ! 600 A5Z001B650 DVD MECHA ASS'Y A5Z001B650 601 2x8 CD2001 CD2301 ! M2602 PCB640 SW2 122J4O1603 122H062102 1515S98004 A5X002C640 0500101036 CORD JUMPER CORD JUMPER MOTOR SW PCB ASS'Y PUSH SWITCH 127000-2933 2H062102 BCZ3B05 DED020A - Sharp LC-26AD22U | Service Manual - Page 76
ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. PCBDA0 A5Z203EDA0 CONNECTORS *** CONNECTOR PCB SIDE A2001WR2-5P *** OTHERS *** REMOTE RECEIVER ROM-V338TAO DIGITAL PCB ASS'Y *** PCB *** DIGITAL PCB ASS'Y CEF276A *** CAPACITORS *** CE 100 UF K3-1 OEC6088A AT24C02BN-10SU-1.8 CODE - Sharp LC-26AD22U | Service Manual - Page 77
IC701 IC702 IC703 IC704 IC705 IC901 IC1001 IC1002 IC1003 IC1004 IC2401 IC2402 IC2404 IC2405 IC2407 IC2408 IC2801 IC3401 IC3402 IC3403 IC3404 IC3405 IC3408 IC3601 IC3602 IC6601 I01F05853B I5CJ031570 I0QF025840 I0UF015010 I0UF015010 I01FF58320 I0FSP7808B I5AFF11730 I0UF015010 I0UF015010 IFNMEX2420 - Sharp LC-26AD22U | Service Manual - Page 78
B701 B702 B703 B704 B705 B706 B708 B709 B710 B711 B712 B713 B714 B715 B716 B717 B718 B719 B720 B721 B722 B723 B1001 B1004 B1005 B1009 B2401 B2402 B2403 B2404 B2405 B2406 B2407 B2408 B2409 B2418 B2419 B2420 B2421 B2422 B2423 B2430 B2501 B2502 B2503 B2504 B2801 B2802 B2803 B2804 B3402 B3403 B3404 - Sharp LC-26AD22U | Service Manual - Page 79
X6601 100DT01601 100DT02503 100DT02801 100DT01407 CRYSTAL CRYSTAL CRYSTAL CRYSTAL SMD-49 SMD-49 SMD-49 SMD-49 *** TUNER *** TU2801 0164100023 DIGITAL TUNER ENG36E03KRF *** NETWORKS *** NR2401 NR2402 NR2403 NR2404 NR2405 NR2406 NR2407 NR2408 NR2409 NR3603 NR3604 NR3605 NR3606 NR6601 NR6602 - Sharp LC-26AD22U | Service Manual - Page 80
*** OTHERS *** CP2407 06G3VWT01A CONNECTOR PCB SIDE CP4201 06G2S21501 CONNECTOR PCB SIDE SH3401 SH3402 SH3403 SH3404 SH3405 126D000044 126D000044 126D000044 126D000044 126D000044 TERMINAL PIN TERMINAL PIN TERMINAL PIN TERMINAL PIN TERMINAL PIN DVD MT PCB ASS'Y *** PCB *** PCB130 A5Z203E130 - Sharp LC-26AD22U | Service Manual - Page 81
126D000044 126D000044 126D000044 TERMINAL PIN TERMINAL PIN TERMINAL PIN TERMINAL PIN YQ-36 YQ-36 YQ-36 YQ-36 POWER PCB ASS'Y *** PCB *** PCB240 A5Z203E240 POWER PCB ASS'Y CEF273A *** RESISTORS *** R403 R404 R406 R412 R416 R466 R473 R475 R494 R497 R533 R3K28B1R8J RC31X1155J R3K681S22J - Sharp LC-26AD22U | Service Manual - Page 82
C449 C453 C463 D401 D402 D403 D404 D406 D407 D409 D410 D411 D412 D413 D414 D415 D416 D419 D420 D421 D422 D423 D424 D425 D426 D427 D428 D429 D430 D431 D432 D433 D434 D435 D437 D438 D439 D440 D442 D443 D445 D446 D447 D448 D449 D450 D455 D456 D459 D460 D461 D465 IC401 IC402 IC403 IC404 IC405 IC406 - Sharp LC-26AD22U | Service Manual - Page 83
Q403 Q404 Q405 Q406 Q407 Q408 Q409 Q410 Q412 Q415 Q416 Q417 Q418 Q420 Q421 Q422 Q423 Q424 Q425 Q433 Q434 TCAA3875SY TCAA3875SY TCAT03209Y TCAA3875SY TAAT01281Y TCAA3875SY TCAA3875SY TJ7M50P030 TCAA3875SY TAAA1504SY TAAA1504SY TAAT01241Y TNAAA05001 TCAA3875SY TAAT01281Y TBA0011510 TCAA3875SY - Sharp LC-26AD22U | Service Manual - Page 84
TACT *** CONNECTORS *** CP2203 069S230639 CONNECTOR PCB SIDE CP2204 06CU221602 CORD CONNECTOR OPERATION 2 PCB ASS'Y *** PCB *** PCB280 A5Z203E280 CORD CONNECTOR CORD CONNECTOR CORD CONNECTOR CORD CONNECTOR CORD CONNECTOR CORD CONNECTOR CORD CONNECTOR *** AC CORD *** CD3805 120Q119905 CORD - Sharp LC-26AD22U | Service Manual - Page 85
800WFAA007 CUSHION B SP1001 070Y056003 SPEAKER SP1002 070Y056003 SPEAKER S0412F03 S0412F03 TM101 076B0MR030 TRANSMITTER ETR0088-010171 V2301 09E4126009 LCD LK255T3LZ5AZ RESISTOR RC CARBON RESISTOR CAPACITORS CC CERAMIC CAPACITOR CE ALUMI ELECTROLYTIC CAPACITOR CP POLYESTER CAPACITOR CPP - Sharp LC-26AD22U | Service Manual - Page 86
COPYRIGHT © 2007 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, in Japan Design and Production Information Design : OEM Production : OEM SHARP CORPORATION AV Systems Group CS Promotion Center Yaita, Tochigi 329-2193, Japan
-
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
-
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
-
65
-
66
-
67
-
68
-
69
-
70
-
71
-
72
-
73
-
74
-
75
-
76
-
77
-
78
-
79
-
80
-
81
-
82
-
83
-
84
-
85
-
86
 |
 |
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.
MODEL
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
LCD COLOR TELEVISION/
DVD VIDEO PLAYER
CONTENTS
CAUTION
..............................................................................................................................
IMPORTANT SAFEGUARDS
...............................................................................................
WHEN REPLACING DVD DECK
.........................................................................................
DISC REMOVAL METHOD AT NO POWER SUPPLY
........................................................
PARENTAL CONTROL - RATING LEVEL
...........................................................................
TRAY LOCK
..........................................................................................................................
ABOUT LEAD FREE SOLDER (PbF)
..................................................................................
GENERAL SPECIFICATIONS
..............................................................................................
DISASSEMBLY INSTRUCTIONS
........................................................................................
SERVICE MODE LIST
..........................................................................................................
SERVICING FIXTURES AND TOOLS
.................................................................................
RE-WRITE FOR DVD FIRMWARE
......................................................................................
RE-WRITE FOR DIGITAL SOFT FIRMWARE
.....................................................................
WHEN REPLACING EEPROM (MEMORY) IC
....................................................................
ELECTRICAL ADJUSTMENTS
............................................................................................
TROUBLESHOOTING GUIDE
.............................................................................................
BLOCK DIAGRAM
................................................................................................................
PRINTED CIRCUIT BOARDS
..............................................................................................
SCHEMATIC DIAGRAMS
....................................................................................................
WAVEFORMS
......................................................................................................................
MECHANICAL EXPLODED VIEWS
.....................................................................................
DVD DECK EXPLODED VIEWS
..........................................................................................
REPLACEMENT PARTS LIST
.............................................................................................
Page
A1-1
A1-2~A1-4
A1-5
A1-6
A1-6
A1-6
A1-7
A2-1~A2-7
B1-1~B3-2
C-1
C-2
C-2
C-3
C-4
D-1~D-5
E-1~E-10
F-1~F-8
G-1~G-10
H-1~H-48
I-1, I-2
J1-1~J1-3
J2-1
K1-1~K3-10
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
LC-26AD22U