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Samsung UA32C5000QF, Service Manual

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Samsung UA32C5000QF Service Manual Download Page 48

4-10 

4. Troubleshooting

4-1-5. No Video (Tuner_CVBS)

Symptom

Audio is normal but no picture is displayed on the screen.

 

-

Major 

checkpoints

Check the Tuner CVBS source.

 

-

Check the Tuner, Check the SX1.

 

-

This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected.

 

-

Diagnostics

Does the DC TU5V_PW, TU33V_PW

 

appear at TP - TUNER_33V, B 5V

 

Pin of Tuner ?

Does the digital data appear at

 

TP - , O_TXCLK-,

 

 , F_TXCLK- ?

Yes

Yes

Yes

Yes

Check a set in the 'Stand-by mode'

Input the RF source properly.

Please, Contact Tech support.

Change the Main Assy.

Check IC1102 (SX1).

Change the Main Assy.

No

No

No

No

No

Power indicator LED is off.

 

Lamp(Backlight) on, no video ?

Check the RF source and

 

check the connection of RF cable ?

Check the LVDS cable?

Check the T-Con B'd?

Replace the LCD panel?

2

Caution

Make sure to disconnect the power before working on the IP board.

Summary of Contents for UA32C5000QF

Page 1: ...N see the rear cover for the more information 1 Precautions 2 Product specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 Exploded View Part List 6 Wiring Diagram LED TV Chassis N92A Model...

Page 2: ...Factory Mode Adjustments 4 26 4 4 White Balance Calibration 4 34 4 5 White Ratio Balance Adjustment 4 34 4 6 Servicing Information 4 35 4 7 How To Upgrade Sub Micom With Ddc Manager 4 36 4 8 PCB diagr...

Page 3: ...rope samsungportal com China http china samsungportal com Asia http asia samsungportal com Mideast Africa http mea samsungportal com This Service Manual is a property of Samsung Electronics Co Ltd Any...

Page 4: ...lly sensitive devices Use caution when handling these components 3 1 Disassembly and Reassembly Cautions 1 Disconnect the LED TV from the power source before disassembly 2 Follow these directions care...

Page 5: ...cture Description Screws 2 32 37 C5000 Remove the 18 screws of rear cover 40 46 C5000 Remove the 19 screws of rear cover Remove the screws of rear cover 32 _37 6003 000133 6003 001003 40 _46 3 Lift up...

Page 6: ...oard and 5 screws of IP board 6001 002283 6001 000115 7 Lift up the panel Reassembly procedures are in the reverse order of disassembly procedures Screw Size Code No A mm B mm C mm Q ty 6003 001003 8...

Page 7: ...5 1 5 Exploded View Part List 5 Exploded View Part List 5 1 UA40C5000QF Exploded View CB01 M0014 F001A PANEL T0910 R001A T0175 M0027 SC02A SP01A SP01A P001A TCON...

Page 8: ...BASE 37 40 EXPORT TEMPERED 1 SA P001A BN44 00353A SMPS LED TV PD BD PD46AF0E_ZSM PSLF121BO 1 SA PANEL BN07 00856A LCD PANEL T400FAE1 DB CLL6BC1 8bits 40 1 1 SA R001A BN96 12914F ASSY COVER P REAR UC50...

Page 9: ...0 1 R001A BN90 02552D ASSY COVER REAR UC5000 40 1 SNA 2 R001A BN96 12914F ASSY COVER P REAR UC5000 40 AUSTRALIA PC 1 SA 3 BN68 02543C LABEL TERMINAL BOTTOM Rev 02 UC5000 PET 1 SNA 3 BN68 02544C LABEL...

Page 10: ...000013 BAND PP PP W18 L2300m TRP 21000g 1 05 SNA 2 BN69 00391P PAD ANGLE OTHER T4 50 2200 YEL 1 SNA 2 T0246 BN69 04593A CUSHION SET UC5000 40inch EPS M65 1 SNA 2 BN68 02422B LABEL WARNING SHIPPING ALL...

Page 11: ...1003 SCREW TAPTYPE BH B M4 L12 ZPC BLK SWR 5 SA 4 BN69 04419K PACKING BAG PE UC5000 LDPE 70 90 4X12 5 1 SNA 2 M0027 BN96 12762A ASSY STAND P BASE 37 40 EXPORT TEMPERED 1 SA 3 M0081 6003 001003 SCREW T...

Page 12: ...1105 002058 IC DDR2 SDRAM K4T1G164QE HCF8 DDR2 1Gbit 2 SA 4 T0124 1201 002992 IC POWER AMP STA369BWS PSSO 36P 10 3x7 5 2 SA 4 T0087 1203 001815 IC POSI FIXED REG 78M09 TO 252 3P PLAST 1 SA 4 T0087 120...

Page 13: ...10Kohm 1 1 16W TP 1005 3 SNA 4 2007 007156 R CHIP 1ohm 5 1 16W TP 1005 9 SNA 4 2007 007316 R CHIP 3 3Kohm 1 1 16W TP 1005 1 SNA 4 2007 007318 R CHIP 1Kohm 1 1 16W TP 1005 10 SNA 4 2007 007334 R CHIP...

Page 14: ...2uH 10 3225 1 SA 4 T0052 2703 001239 INDUCTOR SMD 3 3uH 10 1608 3 SA 4 T0052 2703 003149 INDUCTOR SMD 2 2uH 20 5050 2 SA 4 T0052 2703 003150 INDUCTOR SMD 4 7uH 20 5050 4 SNA 4 T0052 2703 003790 INDUCT...

Page 15: ...IC POSI FIXED REG G9091 330T11U SOT 23 1 SA 4 BN68 03016A LABEL LS19MYMKBQ XSJ JAPAN FLOURESCENT 1 1 SNA 3 T0066 BP62 00047A HEAT SINK ES DLP A6063S T2 5 13 13 TAPE 2 SNA 3 0202 001557 SOLDER CREAM LS...

Page 16: ...an National Standards Institute ANSI C101 1 Leakage Current for Appliances and Underwriters Laboratories UL Publication UL1410 59 7 With the unit completely reassembled plug the AC line cord directly...

Page 17: ...strument s ground lead last 1 3 Electrostatically Sensitive Devices ESD Precautions Some semiconductor solid state devices can be easily damaged by static electricity Such components are commonly call...

Page 18: ...t from being exposed 4 to moisture Otherwise it may cause a fire or electric shock Make sure to turn the power off and unplug the power cord from the outlet before repositioning the product Also check...

Page 19: ...Memo 1 4 1 Precautions...

Page 20: ...voltage Frequency AC 100V 240V 50 60Hz Power Consumption Under 110W Under 0 3W Stand by Dimensions Set W x D x H 30 9 x 9 4 x 21 6 inches 785 x 240 x 550 mm _with stand 30 9 x 1 2 x 19 3 inches 785 x...

Page 21: ...240V 50 60Hz Power Consumption Under 120W Under 0 3W Stand by Dimensions Set W x D x H 35 7 x 10 0 x 24 4 inches 908 x 255 x 621 mm _with stand 35 7 x 1 2 x 22 1 inches 908 x 29 9 x 561 mm _without st...

Page 22: ...40V 50 60Hz Power Consumption Under 130W Under 0 3W Stand by Dimensions Set W x D x H 38 3 x 10 0 x 24 4 inches 972 x 255 x 621 mm _with stand 38 3 x 1 2 x 23 5 inches 972 x 29 9 x 596 mm _without sta...

Page 23: ...40V 50 60Hz Power Consumption Under 130W Under 0 3W Stand by Dimensions Set W x D x H 43 6 x 10 8 x 28 8 inches 1107 x 275 x 731 mm _with stand 43 6 x 1 2 x 26 4 inches 1107 x 29 9 x 671 mm _without s...

Page 24: ...40V 50 60Hz Power Consumption Under 100W Under 0 3W Stand by Dimensions Set W x D x H 30 5 x 10 0 x 21 6 inchs 774 6 x 255 0 x 549 1 mm _with stand 30 5 x 1 2 x 19 4 inchs 774 6 x 29 9 x 491 8 mm _wit...

Page 25: ...BN44 00353A BN44 00357B BN44 00349B 1 Factory Reset 2 Type 19D6THOC 52L6AFOC 32P6UF0E 37P6UF0E 40P6UF0E 46P6UF0E 32P6AH0E 3 Local set EU EU_ltaly NORDIG AD_au CIS AD_Au AD_Au AD_Au AD_Au AD_Au 4 Model...

Page 26: ...585 25 UHF T 277 25 SUPER T 276 00 T 277 25 34 34 593 591 25 UHF U 283 25 SUPER U 282 00 U 283 25 35 35 599 597 25 UHF V 289 25 SUPER V 288 00 V 289 25 36 36 605 603 25 UHF W 295 25 SUPER W 294 00 W...

Page 27: ...25 91 91 91 625 25 ULTRA 91 624 00 91 625 25 92 92 92 631 25 ULTRA 92 630 00 92 631 25 93 93 93 637 25 ULTRA 93 636 00 93 637 25 94 94 94 643 25 ULTRA 94 642 00 94 643 25 95 95 A 5 91 25 FM A 5 90 00...

Page 28: ...Power Cord 3903 000525 Cover Bottom 32 BN63 06542A 37 BN63 06543A 40 BN63 06543A 46 BN63 06543A 32 BN63 06542B Stand C5000 32 BN96 12930B 37 BN96 12931B 40 BN96 12931B 46 BN96 12932B C4000 32 BN96 13...

Page 29: ...f the home theater and the HDMI OUT jack of the corresponding Anynet device using an HDMI cable Connect the Optical cable between the DIGITAL AUDIO OUT OPTICAL jack on your TV and the Digital Audio In...

Page 30: ...ork refer to Network Connection You are recommended to locate both TV and PC in same subnet The first 3 parts of the subnet address of the TV and the PC IP addresses should be the same and only the la...

Page 31: ...ata file damage or data loss x Connect a USB HDD to the dedicated port USB 1 HDD port x Do not disconnect the USB device while it is loading x The higher the resolution of the image the longer it take...

Page 32: ...based SubViewer sub string based Micro DVD sub or txt string based Jan 10 2010 Jan 10 2010 Jan 10 2010 Jan 10 2010 Jan 10 2010 Jan 10 2010 Jan 10 2010 Jan 10 2010 Jan 10 2010 Jan 10 2010 Movie 01 avi...

Page 33: ...G2 1920x1080 24 25 30 30 mpg mpeg PS MPEG1 1920x1080 24 25 30 30 AC3 MPEG LPCM AAC MPEG2 1920x1080 24 25 30 30 H 264 1920x1080 6 30 25 ts tp trp TS MPEG2 1920x1080 24 25 30 30 AC3 AAC MP3 DD HE AAC H...

Page 34: ...n if they are saved on the same USB device If the sound is strange when playing MP3 files adjust the Equalizer in the Sound menu An over modulated MP3 file may cause a sound problem Photos Viewing a P...

Page 35: ...can view the photo by selecting the folder Title It sorts and displays the file title in Symbol Number Alphabet Special order Preference It sorts and displays the file by preference You can change th...

Page 36: ...u can set variously the slide show effect Background Music You can set and select background music when watching a slide show Zoom You can zoom into images in full screen mode Rotate You can rotate im...

Page 37: ...en set up with this TV for using the Message Media or ScreenShare function The Media function is available in all mobile devices which support AllShare Allowed Denied Allows Blocks the mobile phone De...

Page 38: ...Play p 29 Using ScreenShare Function Screenshare displays the same web page as provide in mobile Using ScreenShare you can open the various contents saved in a mobile phone For example the image below...

Page 39: ...k Check the various cable connections first 1 Check to see if any cables are damaged or burnt Check to see if there is a disconnected or loose cable connection Check to see if the cables are connected...

Page 40: ...e of SMPS Replace the Main Board Diagnostics Does proper Stand By DC A5V appear at TP A5V Does proper Main DC B13V B5V appear at TP B13V B5V Does proper DC A3 3V appear at TP A3 3V Does proper B3 3V B...

Page 41: ...4 3 4 Troubleshooting 40 T Con F1 Pin 1 5...

Page 42: ...V Does the digital data appear at TP O_TXCLK O_TXCLK F_TXCLK F_TXCLK Yes Yes Yes Yes Check a set in the Stand by mode or DPMS mode Input the analog PC signal properly Please Contact Tech support Chec...

Page 43: ...4 5 4 Troubleshooting...

Page 44: ...4 6 4 Troubleshooting WAVEFORMS 1 PC input V sink H sink R G B 2 LVDS output...

Page 45: ...I3 CN1004 Pin 12 7 HDMI4 HDMI RX_Clk RX_Data Does the digital data appear at TP O_TXCLK O_TXCLK F_TXCLK F_TXCLK Yes Yes Yes Yes Check a set in the Stand by mode Input the HDMI signal properly Please C...

Page 46: ...4 8 4 Troubleshooting...

Page 47: ...4 9 4 Troubleshooting WAVEFORMS 3 HDMI input RX_Data RX_Clk 2 LVDS output...

Page 48: ...at TP TUNER_33V B 5V Pin of Tuner Does the digital data appear at TP O_TXCLK O_TXCLK F_TXCLK F_TXCLK Yes Yes Yes Yes Check a set in the Stand by mode Input the RF source properly Please Contact Tech...

Page 49: ...4 11 4 Troubleshooting...

Page 50: ...4 12 4 Troubleshooting WAVEFORMS 2 LVDS output...

Page 51: ...trength in Self Diagnosis menu Strength is enough Does the digital data appear at TP O_TXCLK O_TXCLK F_TXCLK F_TXCLK Yes Yes Yes Yes Yes Check a set in the Stand by mode Input the RF source properly P...

Page 52: ...4 14 4 Troubleshooting...

Page 53: ...4 15 4 Troubleshooting WAVEFORMS 2 LVDS output...

Page 54: ...N Does the digital data appear at TP O_TXCLK O_TXCLK F_TXCLK F_TXCLK Yes Yes Yes Yes Check a set in the Stand by mode Input the video source properly Please Contact Tech support Check JA701 Change the...

Page 55: ...4 17 4 Troubleshooting...

Page 56: ...4 18 4 Troubleshooting WAVEFORMS 4 CVBS OUT Grey Bar 2 LVDS output...

Page 57: ...b Pr Does the digital data appear at TP O_TXCLK O_TXCLK F_TXCLK F_TXCLK Yes Yes Yes Yes Check a set in the Stand by mode Input the component source properly Please Contact Tech support Check CN802 Cha...

Page 58: ...4 20 4 Troubleshooting...

Page 59: ...4 21 4 Troubleshooting WAVEFORMS 5 Compnent_Y Gray scale Pb Pr Color bar 2 LVDS output...

Page 60: ...ear at TP AV_SR_IN AV_SL_IN AV R L TP PC_SR_IN PC_SL_IN PC R L TP SC_SR_IN SC_SL_IN SCART R L Does the sound data appear at TP L L R R Yes Yes Yes Yes Input the sound source properly Please Contact Te...

Page 61: ...4 23 4 Troubleshooting...

Page 62: ...4 24 4 Troubleshooting WAVEFORMS 7 Speaker out...

Page 63: ...g is essential 3 Avoid overload Excessive signal from a sweep generator might overload the front end 4 of the TV When inserting signal markers do not allow the marker generator to distort test result...

Page 64: ...eps 1 and 2 above Initial SERVICE MODE DISPLAY State 5 Option Control SVC Expert ADC WB Advanced T TDT5DEUC XXXX T TDT5DEUS XXXX EDID SUCCESS CALIB AV X COMP X PC X HDMI X Option XXXX XXXX XXXX X T TD...

Page 65: ...resh 5 POL 6 resolution 7 multi 8 BLU Local Set AD_Au EU EU_Italy EU_Africa EU_Israel NORDIG AD_Au CIS Select Area Model UC5000 LC350 LC450 LC450H LC451 LC452 LC457HLC459H LC480 LC530 LC530H LC539H LC...

Page 66: ...T EDID WRITE DVI Sub Option Factory Name Data RANGE Use RS 232 Jack UART Debug Logic UART Select Setting of UART port Initial value is UART Watchdog ON ON OFF Select Watchdog Initial value is ON WD Co...

Page 67: ...y Name Data Range Shop Mode OFF ON OFF Exhibition Mode OFF ON OFF Sound Factory Name Data Range Use High Devi OFF ON OFF Carrier_Mute ON ON OFF Speaker Delay Normal 10 0 255 Audio delay for Lipsync Pi...

Page 68: ...ttern Sel Not modified Logic Level Sel Not modified TUNER STATUS Factory Name Factory Name Range DVB SNR Not modified BER Not modified Singal Strength Not modified Bandwidth Not modified Frequency Not...

Page 69: ...Rate_1 Not modified A_Timer InterLeave_1 Not modified A_Segments Num_1 Not modified A_Ber_1 Not modified B_Modulation_ Not modified B_Code Rate_1 Not modified B_Timer InterLeave_1 Not modified B_Segm...

Page 70: ...64 0 1023 1st_AV_High 880 0 1023 1st_AV_Delta 2 0 7 1st_COMP_Y_Low 64 0 1023 1st_COMP_Y_High 940 0 1023 1st_COMP_Delta 2 0 7 1st_PC_R_Low 16 0 1023 1st_PC_R_High 1004 0 1023 1st_PC_Delta 2 0 7 2nd_AV...

Page 71: ...1st_Y_GH 0 0 255 1st_Y_GL 0 0 255 1st_Cb_BH 0 0 255 1st_Cb_BL 0 0 255 1st_Cr_RH 0 0 255 1st_Cr_RL 0 0 255 2nd_R_L 132 0 255 2nd_G_L 132 0 255 2nd_B_L 132 0 255 2nd_R_H 50 0 255 2nd_G_H 50 0 255 2nd_B_...

Page 72: ...K 7256 92 Flat W B Pattern as standard Use other equipment only after comparing the result with that of the Master equipment Set Aging time 60min Calibration and Manual setting for WB adjustment HDMI...

Page 73: ...Press the 3 or button to select SW Upgrade then press the ENTER button The message Scanning for USB It may take up to 30 seconds is displayed The message Upgrade version XXXX to version XXXX 4 The sys...

Page 74: ...W Order Description 1 Connect DDC MANAGER to the TV Set with D SUB cable And Power on USB type MTI 2510 parallel type MTI 2059 2 Enter the factory mode Control EDID EDID ON OFF Select ON 3 Open the D...

Page 75: ...ogram Button It takes quite a bit of time You can wait or close the DDC tool by force and open tool and load file again 6 Push the Program Button again It takes about 100 seconds 7 If update completes...

Page 76: ...4 38 4 Troubleshooting 4 8 PCB diagram 4 8 1 PCB layout...

Page 77: ...4 39 4 Troubleshooting 4 8 2 Main TOP 4 8 3 Main Inner 2...

Page 78: ...4 40 4 Troubleshooting 4 8 4 Main Inner 3 4 8 5 Main Bottom...

Page 79: ...4 41 4 Troubleshooting 4 8 6 Power_32 37 SMPS 4 8 7 Power_40 SMPS...

Page 80: ...4 42 4 Troubleshooting 4 8 8 Power_46 SMPS...

Page 81: ...6 1 6 Wiring Diagram 6 Wiring Diagram 6 1 Wiring Diagram 32 37 POWER B D PANEL Behind Function TCON MAIN B D CNL801 CN1409 jut _WY CN210 CN1402 1403 juXZWY CN401 WOOFER Speaker Speaker...

Page 82: ...6 2 6 Wiring Diagram 40 46 ZRRIHU SDQHO Ehklqg Ixqfwlrq Vshdnhu WFRQ Vshdnhu SRZHU E G jus_WX jut _WY PDLQ E G juX W juYXW juX WYVX WZ juXZWY ju WX...

Page 83: ...LK 3 Panel_VCC 18 GND 4 Panel_VCC 19 ODD 2 5 Panel_VCC 20 ODD 2 6 GND 21 GND 7 GND 22 ODD 1 8 GND 23 ODD 1 9 TCON_WP 24 GND 10 FORMAT 25 ODD 0 11 NC 26 ODD 0 12 GND 27 GND 13 ODD 3 28 SDA_TCON 14 ODD...

Page 84: ...4 SR_IN CN1102_LAN LAN UC5000 1 TX 5 SB2 5V 2 SB2 5V 6 RX 3 TX 7 NC 4 RX 8 GND CN1002 HDMI1 1 HDMI1_RX2 11 GND 2 GND 12 HDMI1_RXCLK 3 HDMI1_RX2 13 HDMI_CEC 4 HDMI1_RX1 14 GND 5 GND 15 SCL 6 HDMI1_RX1...

Page 85: ...2 GND 12 HDMI4_RXCLK 3 HDMI4_RX2 13 HDMI_CEC 4 HDMI4_RX1 14 GND 5 GND 15 SCL 6 HDMI4_RX1 16 SDA 7 HDMI4_RX0 17 GND 8 GND 18 5V 9 HDMI4_RX0 19 HPD 10 HDMI4_RXCLK OP1301 SPDIF 1 SPDIF_OUT 3 GND 2 B5V CN...

Page 86: ...HD T CON CNF1 The LVDS signal transfered from Main Board to Panel 6 4 Cables Use LEAD Main IP 18P LVDS Main TCON Code 32 C5000 BN39 01267F 350mm 37 C5000 BN39 01267D 450mm 40 C5000 BN39 01267C 300mm 4...

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