Samsung HT-E6730W Service Manual Download Page 78

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5. PCB Diagram

5.10.1. Pin Connection

1) CNM861

MAIN Power Connector

Pin No.

Signal

VSS-5V

R_12V

P_ON

DGND

D12V

DGND

ST3.4V

VARI_PWR

R12V

PGND

35V

5-18

Summary of Contents for HT-E6730W

Page 1: ...730W ZA SERVICEMANUAL Blu ray Home Theater System HT E6730W Contents 1 Precaution 2 Product Specification 3 Disassembly and Reassembly 4 Troubleshooting 5 PCB Diagram 6 Schematic Diagram Refer to the service manual in the GSPN see the rear cover for more information ...

Page 2: ...y 2 13 2 4 5 Supported Formats 2 14 2 5 Accessories 2 16 2 5 1 Supplied Accessories 2 16 3 Disassembly and Reassembly 3 1 3 1 Overall Disassembly and Reassembly 3 1 4 Troubleshooting 4 1 4 1 Checkpoints by Error Mode 4 1 4 1 1 No Power 4 2 4 1 2 No Sound 4 5 4 1 3 Disc Loading Error 4 6 4 1 4 Remote doesn t work 4 7 4 1 5 No Screen 4 9 4 1 6 No Picture HDMI 4 10 4 1 7 No Logo HDMI 4 14 4 1 8 No Lo...

Page 3: ...tom 5 16 5 10 SMPS PCB Top 5 17 5 10 1 Pin Connection 5 18 5 10 2 Test Point Wave Form 5 19 5 11 SMPS PCB Bottom 5 20 6 Schematic Diagram 6 1 6 1 Overall Block Diagram 6 1 6 2 FRONT 6 2 6 2 1 Test Point Wave Form 6 3 6 3 PWM VARIABLE FAN 6 4 6 4 POWER_AMP 6 5 6 5 EYEABLE_AMP 6 6 6 6 DC DC POWER 6 7 6 7 AUDIO VIDEO IPOD OUT CEC 6 8 6 7 1 Test Point Wave Form 6 9 6 8 USB ETHERNET 6 10 6 9 USB HUB_IP...

Page 4: ...16 FIRENCE POWER JTAG DEBUG 6 19 6 17 F_END_MORTOR DRIVER 6 20 6 18 F_END_SC7300 6 21 6 19 USB 6 22 6 20 VT 6 23 6 21 SMPS 6 24 6 21 1 Test Point Wave Form 6 25 iii Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 5: ...itions will void the manufacturer s warranty 4 Leakage Current Hot Check Figure 1 1 AC Leakage Test WARNING Do not use an isolation transformer during this test Use a leakage current tester or a metering system that complies with American National Standards Institute ANSI C101 1 Leakage Current for Appliances and Underwriters Laboratories UL Publication UL1410 59 7 With the unit completely reassem...

Page 6: ...rrect any potential hazards 7 Observe the original lead dress especially near the following areas Antenna wiring sharp edges and especially the AC and high voltage power supplies Always inspect for pinched out of place or frayed wiring Do not change the spacing between components and the printed circuit board Check the AC power cord for damage Make sure that no wires or components touch thermally ...

Page 7: ...nsulation between the blades of the AC plug and accessible conductive parts examples metal panels input terminals and earphone jacks 6 Insulation Checking Procedure Disconnect the power cord from the AC source Connect an insulation resistance meter 500V to the blades of the AC plug The insulation resistance between each blade of the AC plug and accessible conductive parts see above should be great...

Page 8: ... not use freon propelled chemicals These can generate electrical charges that damage ESDs 4 Use only a grounded tip soldering iron when soldering or unsoldering ESDs 5 Use only an anti static solder removal device Many solder removal devices are not rated as anti static these can accumulate sufficient electrical charge to damage ESDs 6 Do not remove a replacement ESD from its protective package un...

Page 9: ...ZA ZC MKV MP4 WMA WMV Block Buster Netflix Pandora Youtube Widget VUDU 1 USB port Front USB iPod iPhone Digital USB iPod Docking supporting iPod iPhone Wireless Wi Fi Included Various Video Setups Progressive Mode Still Mode BD Wise Picture Control All Share 3D Sound HDMI 1 4 with ARC support HDMI 2 In DLNA Smart Hub Disc to Digital Vacuum Tube Amplifier Bluetooth except ZA ZC CD Ripping Copyright...

Page 10: ...d 4 8 5 6 m sec CD 12 cm 5 inches COMPACT DISC Maximum Play Time 74 min Reading Speed 4 8 5 6 m sec Disc CD 8 cm 3 1 2 inches COMPACT DISC Maximum Play Time 20 min 1 channel 1 0 Vp p 75 Ω load Video Output Composite Video Blu ray Disc 576i 480i America 480i DVD 576i 480i America 480i 1080p 1080i 720p 576p 480p America 480i Video Audio HDMI PCM multichannel audio Bitstream audio PCM audio Front spe...

Page 11: ... 0 95 kg Surround 0 61 kg Centre 0 88 kg Subwoofer 5 70 kg HT E6530 Speaker Specification 5 1ch speaker system Speaker system Front Surround Center Subwoofer Impedance 3 Ω 3 Ω 3 Ω 3 Ω Frequency range 140 Hz 20 kHz 140 Hz 20 kHz 140 Hz 20 kHz 40 Hz 160 Hz Output sound pressure level 87 dB W M 87 dB W M 87 dB W M 88 dB W M Rated input 165 W 165 W 170 W 170 W Maximum input 330 W 330 W 340 W 340 W Dim...

Page 12: ...requency range 20 Hz 20 KHz S N Ratio 65 dB NOTE Network speeds equal to or below 10 Mbps are not supported Samsung Electronics Co Ltd reserves the right to change the specifications without notice Weight and dimensions are approximate Design and specifications are subject to change without prior notice For the power supply and Power Consumption refer to the label attached to the product 2 4 Copyr...

Page 13: ...ches COMPACT DISC Maximum Play Time 74 min Reading Speed 4 8 5 6 m sec Disc CD 8 cm 3 1 2 inches COMPACT DISC Maximum Play Time 20 min 1 channel 1 0 Vp p 75 Ω load Video Output Composite Video Blu ray Disc 576i 480i America 480i DVD 576i 480i America 480i 1080p 1080i 720p 576p 480p America 480i Video Audio HDMI PCM multichannel audio Bitstream audio PCM audio Front speaker output 165 W x 2 3 Ω Fro...

Page 14: ...es Speaker Weights Front Front Top 10 36 Ibs Surround 1 34 Ibs Center 1 98 Ibs Subwoofer 12 56 Ibs HT E6750W Speaker Specification 7 1ch speaker system Speaker system Front Front Top Surround Center Subwoofer Impedance 3 Ω 3 Ω 3 Ω 3 Ω 3 Ω Frequency range 140 Hz 20 kHz 140 Hz 20 kHz 140 Hz 20 kHz 140 Hz 20 kHz 40 Hz 160 Hz Output sound pressure level 87 dB W M 87 dB W M 87 dB W M 87 dB W M 88 dB W ...

Page 15: ...requency range 20 Hz 20 KHz S N Ratio 65 dB NOTE Network speeds equal to or below 10 Mbps are not supported Samsung Electronics Co Ltd reserves the right to change the specifications without notice Weight and dimensions are approximate Design and specifications are subject to change without prior notice For the power supply and Power Consumption refer to the label attached to the product Copyright...

Page 16: ...Speaker Included Included Memory Slot Internal Storage Support Internal Storage Support DLNA Widget O Smart Hub with Full Web Browser O Smart Hub Energy Star 0 4 W 0 65 W 2D 3D 3D 2D 3D Convergence 3D 2D 3D Convergence SMPS 2 trans Stand By Power Consumption 0 4 W Dual Free Voltage 2 trans Stand By Power Consumption 0 6 W Dual Free Voltage Deck Draw type Plastic Cover Slot In type Pick Up 7G Picku...

Page 17: ...Photo Main Loader BACKEND Firenze Frontend Sunext BACKEND Firenze Frontend Raptor AMP Vacuum Tube AMP TI Amplifier TA5613 Analog AMP TA5414 Digital AMP IR Amplifier TIP O Feature Included X Not Included Copyright 1995 2012 SAMSUNG All rights reserved 2 9 ...

Page 18: ...a containing JPEG contents NOTE The product may not play certain CD RW R and DVD R because of the disc type or recording conditions If a DVD RW R disc has not been recorded properly in DVD video format it will not be playable Your product will not play content that has been recorded on a DVD R at a bit rate that exceeds 10 Mbps Your product will not play content that has been recorded on a BD R or...

Page 19: ...defect in the product Samsung cannot guarantee that this product will play every disc bearing the Blu ray Disc DVD or CD logo because disc formats evolve and problems and errors may occur during the creation of Blu ray Disc DVD and CD software and or the manufacture of discs Please contact the SAMSUNG Customer Care Centre if you have questions or encounter difficulty when playing Blu ray Disc DVD ...

Page 20: ... territories Middle East Africa Australia and New Zealand Blu ray Disc India China Russia Central and South Asia The U S U S territories and Canada Europe Japan the Middle East Egypt South Africa Greenland Taiwan Korea the Philippines Indonesia Hong Kong Mexico South America Central America Australia New Zealand Pacific Islands Caribbean Russia Eastern Europe India most of Africa North Korea Mongo...

Page 21: ... of Discs the product can play Blu ray Disc 3D Blu ray Disc BD LIVE Dolby DTS DivX NTSC broadcast system in U S A Canada Korea Japan PAL broadcast system in U K France Germany etc Java Copyright 1995 2012 SAMSUNG All rights reserved 2 13 ...

Page 22: ...ASP 1920 x 1080 6 30 8 MP3 AC3 LPCM DTS Core DivX 3 11 4 x 5 1 6 0 1920 x 1080 6 30 8 H 264 BP MP HP 1920 x 1080 6 30 25 mkv MKV MPEG4 SP ASP 1920 x 1080 6 30 8 MP3 AC3 LPCM DTS Core DivX 3 11 4 x 5 1 6 0 1920 x 1080 6 30 8 H 264 BP MP HP 1920 x 1080 6 30 25 asf ASF MPEG4 SP ASP 1920 x 1080 6 30 8 MP3 AC3 LPCM WMA wmv ASF Window Media Video v9 1920 x 1080 6 30 25 WMA H 264 BP MP HP 1920 x 1080 6 3...

Page 23: ...5 H 264 1920 x 1080 6 30 25 ts tp trp TS VC1 1920 x 1080 6 30 25 AC3 AAC MP3 DD Limitations Even when a file is encoded by a supported codes listed above the file might not be played if its content has a problem Normal playback is not guaranteed if the file s container information is wrong or the file itself is corrupted Files having higher bit or frame rates than standard may stutter when played ...

Page 24: ...trol AH59 02402A Soft Cloth AH81 02286C iPod Dock AH96 00051C Ferrite Core 3301 000144 Batteries AAA size 4301 000116 ASC microphone AH30 00099A Video Cable AH39 40001V FM Antenna AH42 00021A Quick Guide AH68 02462J User Manual AH68 02464A Local Samsung Dealer 2 16 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 25: ...the safety instructions before performing any work as the IC chips on the PCB are vulnerable to static electricity In order to assemble reverse the order of disassembly Description Description Photo 1 Unfasten 4 screws on the rear side BH B M3 L10 ZPC BLK SWRCH18A 2 Slide the Cover Top back to remove Pull side cover and lift up Cover Top CAUTION Be careful not to make any scratches as you remove t...

Page 26: ...d side clips and tilt up Lift the Cover Front Assy at a 45 degree angle upward Then the hooks on the top side can be automatically removed 4 Disconnect the Touch ITO Film FPCs on Front PCB Unfasten 2 screws and pull out the Front PCB BH B M3 L10 ZPC BLK SWRCH18A Disconnect the FFC from Front PCB 3 2 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 27: ...ts around DECK Assy BH B M3 L8 ZPC WHT SWRCH18A Remove the DECK Assy from the Cover Bottom 6 For Wi Fi unfasten 1 screw and disconnect FFC BH B M3 L8 ZPC WHT SWRCH18A ROUND TYPE 7 Unfasten 5 screws on SMPS PCB BH B M3 L6 ZPC WHT SWRCH18A RF Disconnect the connector and the power cord Copyright 1995 2012 SAMSUNG All rights reserved 3 3 ...

Page 28: ...asten 2 screws on Rear Side BH B M3 L10 ZPC BLK SWRCH18A Unfasten 2 screws on Rear Side for FAN BH B M3 L10 ZPC BLK SWRCH18A 10 Unfasten 3 screws on USB PCB BH B M3 L8 ZPC WHT SWRCH18A ROUND TYPE Pull out the ASSY Disconnect the 20 pin wire 11 Unfasten 1 screw on USB PCB BH B M3 L10 ZPC BLK SWRCH18A Push the hook and pull USB PCB 3 4 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 29: ...3 Disassembly and Reassembly Description Description Photo 12 Unfasten 2 screws on VT PCB BH B M3 L10 ZPC BLK SWRCH18A Pull out the USB PCB Copyright 1995 2012 SAMSUNG All rights reserved 3 5 ...

Page 30: ...oting 4 1 Checkpoints by Error Mode Oscilloscope Setting Values Normal Voltage 24 MHz 32 768 KHz Voltage DIV 1 V div 200 mV div 500 mV div TIME DIV 100 ms div 100 ns div 100 us div 4 1 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 31: ...s Check CM801 GND_P Voltage is 200V 400V OK Check Se condary Recti Diode DM863 4 DM866 7 DM872 3 DA861 OK If you didn t know failure reaso n replace SMPS No Check FP801S NT801S LX801S LX802S DBM801 Replace secondary recti Diode Replace ICM801 MA801 ICA801 Check 1 PWM IC ICM801 MA801 Drain S W waveform OK No No No Yes Yes Yes Refer to wave pattern image of Fig 4 1 and Fig 4 2 Copyright 1995 2012 SA...

Page 32: ...FINED 3857 ST DM803 1000V GUF10M 27A GND VCC DRAIN NC CS FB BA OPEN 13 1 10W 15KOHM LTV 817M B UNDEFINED 470NF 25V 0 68OHM 2W 47UF 50V ICE3BR066 5JZ GUF10M 27A 24 1N4749ARL 100NF 50V 1 10W 27OHM 470PF 400V ER2525 UNDEFINED 3857 ST 1000V GUF10M 27A CM806 TP6 TP8 TP7 RM803 CM803 ICM801 DM802 DM805 CM805 RM802 CY894S TM891S TP12 TP11 TP10 FBM801 DM803 BA_M_P CS_M_P 18V_VCC_ 03_P 18V_VCC_02_P 18V_VCC_...

Page 33: ...82 6 FBA802 UNDEFINED 3857ST FBA801 UNDEFINED 3857ST EY82 S D G AH62 00201H OPE N ER3541 9 1 LTV 817M B 220PF 50V 1 10W 1KOHM 220OHM 1 4W RB551V 30TE 17 1 4W 4 7OHM 5W 0 09OHM SPA11N80C 3 68KOHM 1 10W 1000V GUF10 M 27 1000V GUF10M 27 GND_P 1KV 560PF 470PF 400V 470PF 400V GND_04_ UNDEFINED 3857ST UNDEFINED 3857ST TA892S CA805 RA806 RA803 RA805 DA804 RA804 RA810 EY82 1 MA801 RA809 DA805 DA806 EY82 2...

Page 34: ...Sp eaker cable ok Yes Change MAIN PCB Ass y Check pairing between TX and RX module or change TX Module Yes No sound in all channels No sound in wireless ch Change speaker jack No Change MAIN PCB Ass y No No There is n o au dio soun d from speaker 4 5 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 35: ... Error Change SMPS No No Reinsert DECK cable correctly Yes Is the Deck ca ble between MAIN DECK inserted correctly Check R_12V of MAIN PCB CN2001 2 Disc Loading Error Yes Change the DECK Copyright 1995 2012 SAMSUNG All rights reserved 4 6 ...

Page 36: ...change the FRONT PANEL PCB Yes Yes Yes Remote Battery OK 1 OP12 Pin 1 siganl OK Remote control does not work If there is not signal on MAIN PCB IC23 PIN 7 Change MAIN PBA or FFC Cable Is the FFC Cable between Front panel MAIN OK Refer to wave pattern image of Fig 4 3 4 7 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 37: ...MO VGND KSM 953TH4Y OP12 1 2 3 MGND1 MGND2 GND VCC OUT REMOCON ST3 3V 47OHM 1 10W 10V 10UF 16V 100NF VGND 11 MLVS 0603 E08 VGND 50V 47NF 1 16W 47OHM VGND KSM 953TH4Y R2 C71 C72 VT1 C7 R3 OP12 REMO 1 2 3 MGND1 MGND2 GND VCC OUT 6 2 FRONT CN3 5 2 FRONT Top REMOCON EYE DATA Fig 4 3 1 1 1 Copyright 1995 2012 SAMSUNG All rights reserved 4 8 ...

Page 38: ...oting 4 1 5 No Screen No No No No No Logo Composite No Logo HDMI Yes Yes Yes BD DVD Playback is OK Logo screen is OK HDMI No Picture Change the MAIN PCB Composite 4 9 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 39: ...Yes Yes 1 Check HD7 10 Signal Video selection accords with cable connection and TV mode 2 Check HOE5 HOE6 Signal No Picture HDMI HDMI cable Error No Check HIC1 prepheral circuit If all is ok change HIC1 Check HO1 Soldering status Refer to wave pattern image of Fig 4 6 Refer to wave pattern image of Fig 4 4 and Fig 4 5 Copyright 1995 2012 SAMSUNG All rights reserved 4 10 ...

Page 40: ...IN_LINES IN_LINES IN_LINES OUT_LINES OUT_LINES HD_INPORT0 H5V P0_5V P0_5V 10KOHM 20 RB551V 30TE 17 47KOHM DGND DGND AOZ8804DI AOZ8804DI NC NC DGND DGND NC 10KOHM HR16 HD1 HR18 HD8 HD7 HR217 HR218 HR122 HS0_R0 HS0_RC HS0_R0 HS0_RC HS0_R1 HS0_R1 HS0_R2 HS0_R2 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 OUT_LINES GND OUT_LINES IN_LINES GND IN_LINES IN_LINES IN_LINES OUT_LINES OUT_LINES OUT_LINES GND OU...

Page 41: ...INES IN_LINES IN_LINES OUT_LINES OUT_LINES HD_INPOR T1 P1_5V AOZ8804DI DGND H5V P1_5V 10KOHM 47KOHM DGND AOZ8804DI RB551V 30TE 17 20 NC NC DGND DGND DGND NC 10KOHM HD10 HR130 HR133 HD9 HD HR146 HR147 HR150 HS1_RC HS1_RC HS1_R0 HS1_R0 HS1_R1 HS1_R1 HS1_R2 HS1_R2 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 OUT_LINES GND OUT_LINES IN_LINES GND IN_LINES IN_LINES IN_LINES OUT_LINES OUT_LINES OUT_LINES GN...

Page 42: ...N_LINES IN_LINES IN_LINES OUT_LINES OUT_LINES DGND AOZ8804DI DGND AOZ8804DI DGND DGND HOE6 HOE5 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 OUT_LINES GND OUT_LINES IN_LINES GND IN_LINES IN_LINES IN_LINES OUT_LINES OUT_LINES OUT_LINES GND OUT_LINES IN_LINES GND IN_LINES IN_LINES IN_LINES OUT_LINES OUT_LINES 6 12 HDMI_RPT HCN 1 HIC 1 5 4 MAIN PCB Top AC Level 200 400mV Fig 4 6 2 2 2 4 13 Copyright 199...

Page 43: ...IN PCB Yes Yes Yes 1 Check HOE5 HOE6 Signal Video selection accords with ca ble connection and TV mode Check HOR14 High No Logo HDMI HDMI Cable Error No Change MAIN PCB or System MICOM 2 Check IC29 s cryst al X2 signal is OK Yes Refer to wave pattern image of Fig 4 7 Refer to wave pattern image of Fig 4 8 Copyright 1995 2012 SAMSUNG All rights reserved 4 14 ...

Page 44: ...N_LINES IN_LINES IN_LINES OUT_LINES OUT_LINES DGND AOZ8804DI DGND AOZ8804DI DGND DGND HOE6 HOE5 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 OUT_LINES GND OUT_LINES IN_LINES GND IN_LINES IN_LINES IN_LINES OUT_LINES OUT_LINES OUT_LINES GND OUT_LINES IN_LINES GND IN_LINES IN_LINES IN_LINES OUT_LINES OUT_LINES 6 12 HDMI_RPT HCN 1 HIC 1 5 4 MAIN PCB Top AC Level 200 400mV Fig 4 7 1 1 1 4 15 Copyright 199...

Page 45: ...VSSA2 VSSA1 VSSA VDDPLL VDDA1 VDDA Q3 Q2 Q1 Q0 4 6K 1 PLL1 1V UNDEFINED CB2012UA300T SDP1004 47KOHM 6 3 V 10UF 100 NF 16V 1UF 6 3 V 0 0 1OHM UNDEFINED 2OHM 1 10W 3KOHM 1 16W 2MOHM 1 10W 24MHZ 15PF 50V 15PF 50V DGND DGN 1 6KOHM 1 16W IC29 HR233 C106 C107 C144 R144 R147 R146 X2 C143 C108 R148 HPD_B A12 A14 A15 A16 A17 B12 B13 B14 B15 B16 B17 C12 C13 C14 C15 C16 C17 D12 D13 D14 D15 1 2 3 4 i_HDMI_HOT...

Page 46: ...ge the MAIN PCB Yes Yes Yes 1 Video output from C847 Video selection accords with cable connection and TV mode 2 Video output from IC19 Pin 4 No Logo Composite Component Cable Error IC29 soldering ce hck or change MAIN PCB Refer to wave pattern image of Fig 4 9 Refer to wave pattern image of Fig 4 10 4 17 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 47: ...10V 10UF C191 VCC OUT BIAS GND IN TEST OPTION 100NF 16V 16V 100NF DGND 75O HM 1 16W DGND 2 2PF 50V 16V 100NF 100NF 16V 2 2KOHM 1 16W 2 2KOHM 1 16W 390O HM 1 16W 1 16W 220O HM V 0 1 F U 1 DGND DGND 220N H OPTION 10UF 10V DGND 10V 10UF MM1756AURE 100NF 10V 10V 10UF R152 C86 R809 R808 C847 L1 C97 C827 IC19 C837 C191 1 2 3 VCC OUT BIAS GND IN 6 7 AUDIO VIDEO IPOD OUT CEC IC2 9 IC1 9 5 4 MAIN PCB Top C...

Page 48: ...M R118 PS VCC OUT BIAS GND IN TEST OPTION D3 3V_PW 1 16W 1 16W V 0 1 F U 1 DGND 220N H OPTION 10UF 10V DGND 10V 10UF MM1756A URE 100NF 10V DGND 50V 2 2P F 10V 10UF 2 7UH 75O HM L1 C97 C827 IC19 C837 C98 C191 L3 R118 1 2 3 4 5 6 PS VCC OUT BIAS GND IN 6 7 AUDIO VIDEO IPOD OUT CEC IC2 9 IC1 9 5 4 MAIN PCB Top R118 COMPOSITE OUTPUT COLORBAR Fig 4 10 2 2 2 4 19 Copyright 1995 2012 SAMSUNG All rights r...

Page 49: ...he DECK Yes Change the DECK All Media BD DVD CD NG Only BD or DVD or CD NG Q1 Emitter Voltage c heck Q4 DVD Q7 CD 4 V 6 5 V Check the Po wer at CN20 01 R12V No RFP Check Signal level OK BD over 400 mV DVD over 200 mV CD over 200 mV Yes Yes Yes No No No No Change the MAINPCB No Copyright 1995 2012 SAMSUNG All rights reserved 4 20 ...

Page 50: ...Refer to Disc Loading Error No No Consuit with the Samsu ng Electronics Yes Yes Is the firmware of the Unit is older version than the la test firmware which is a vailable on the Sa m sung Web Site No Disc Reading Error Update with the new version and try again 4 21 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 51: ...eck Network connection Test in the setup menu Cable connection between Set LAN ok Network Error Change the MAINPCB NOTE The connection between LAN and SET is direct So there is no need to check H W if there is network problem If it is the problem is MAIN CHIP IC1 s BGA soldering problem It must be changed to a new board Copyright 1995 2012 SAMSUNG All rights reserved 4 22 ...

Page 52: ...elow screen Method 2 For only Back End version Select the Settings on the menu Settings Support Contact Samsung Description for the meaning Front System micom S W BACKEND Firmware Loader Loader Firmware Region BD region code DVD region code Macrovision Macrovision version Model Model name Main Touch IC touch key firmware HDMI RX HDMI Firmware 4 23 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 53: ... Now the product upgrades the software turns off and then turns on automatically 5 If you do not make a selection in one minute or select Upgrade Later the product stores the new upgrade software You can upgrade the software later using the By Downloaded function 6 If you select Don t Upgrade the product cancels the upgrade NOTE Your product must be connected to the Internet to use the By Internet...

Page 54: ...oduct during the software upgrade It may cause the product to malfunction Software upgrades using the USB Host jack must be performed with a USB memory flash stick only By Disc To upgrade by Disc follow these steps 1 Visit www samsung com bluraysupport 2 Download the latest disc software upgrade zip archive to your computer 3 Unzip the zip archive to your computer You should have a single folder w...

Page 55: ...By Downloaded function your product must be connected to the Internet Download in Standby Mode You can set the Download in Standby Mode function so that the product downloads new upgrade software when it is in Standby mode In Standby mode the product is off but its Internet connection is active This allows the product to download upgrade software automatically when you are not using it To set Down...

Page 56: ... Power will be turned off automatically Initial setting screen will turn out when you start It makes security lock be unlocked Case2 System Micom initialization During Stand By just press Remote Controller Stop Button for over 5 seconds Then VFD Sign Reset Power will be turned off automatically System Micom setting will be initialized Tuner setting EQ setting will be initialized 4 27 Copyright 199...

Page 57: ...rrect region code You must use the remote control 1 Select the AUX mode and then press the Tuner Memory button on the remote control for 4 5 seconds 1 2 2 You should see the T MODE message display on the VFD Press the direction button during this message NOTE The T MODE indicator on the VFD only appears for a very short time T MODE 3 You can see TEST on the VFD Insert the number 46 to select the R...

Page 58: ...o the model and area in which you reside in using the 0 9 buttons on the remote control When you insert the number the first number is 0 For example HT D5100 5 1 CH USA 000 After that power off To check the number you inserted do 1 2 3 and than insert 47 during TEST 4 29 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 59: ...EN XU TURKY TK 068 SINGPORE VIETNAM XS INDONESIA XD MALAYSIA XM THAILAND XT INDIA XL 069 070 RUSSIA UKRAINE KAZAKSTAN RU 071 AUSTRALIA NEWZILAND XY 072 ARAB PAKISTAN EGYPT IRAQ LEBANON SYLBIA MOROCCO TUNIS ZN SAUDI UM ALGERIA SH S AFRICA XA ISRAEL SQ NIGERIA SW SUDAN SJ ETIOPIA GA KENYA KE 073 CHINA XZ HONGKONG ZK 074 BRAZIL ZD 075 CANADA ZC 076 IRAN HC 077 ETC1 078 ETC2 079 ETC3 Copyright 1995 20...

Page 60: ...EN XU TURKY TK 088 SINGPORE VIETNAM XS INDONESIA XD MALAYSIA XM THAILAND XT INDIA XL 089 090 RUSSIA UKRAINE KAZAKSTAN RU 091 AUSTRALIA NEWZILAND XY 092 ARAB PAKISTAN EGYPT IRAQ LEBANON SYLBIA MOROCCO TUNIS ZN SAUDI UM ALGERIA SH S AFRICA XA ISRAEL SQ NIGERIA SW SUDAN SJ ETIOPIA GA KENYA KE 093 CHINA XZ HONGKONG ZK 094 BRAZIL ZD 095 CANADA ZC 096 IRAN HC 097 ETC1 098 ETC2 099 ETC3 4 31 Copyright 19...

Page 61: ... 9 1 B S U B S U VREF_1 65 V VREF_1 65 V C N C N V 5 B S U V 5 B S U BD RF BD RF D N G D N G 1 V 5 B S U V 5 B S U 1 BD RF BD RF D N G D N G H H L F _ T U O _ T V L F _ T U O _ T V G G D N G D N G F F R F _ T U O _ T V 4 1 R F _ T U O _ T V 4 1 E E D D C C B B 1 DGND 1 VT_IN_FL A A DGND GND GND GND USB VT_IN_FR T T USB VT_HT F2 F2 5 USB PWR 12V F2 F2 F1 F1 1 VT_IN_FL F1_ F1_ GND 1 VT_IN_FL T T VT_...

Page 63: ...nnection 1 CN1 Touch Key VFD Interface Pin No Signal 1 GND 2 TC_CLK 3 TC_DATA 4 GND 5 REMOT 6 D3 3V 7 12V 8 12V 9 GND 10 VR_CE 11 VFD_DATA 12 VFD_CLK 13 GND 14 T_RST 15 ST3 4V Copyright 1995 2012 SAMSUNG All rights reserved 5 3 ...

Page 66: ... YCN1005 WCN2 PCN1 CN2 0 0 2 CN3 0 0 1 CN2 2 CN2 BCN1 CN 3 CN 2 0 0 1 IC3 IC9 HIC1 IC 9 3 IC 9 2 IC2 0 0 1 IC2 0 0 2 ZI C2 003 IC1 1 IC7 IC2 IC29 IC 13 IC2 3 USB IC1 IC4 1 IC 17 IC 8 0 1 IC 1 4 IC 9 1 2 1 3 7 6 5 4 TP5 TP4 TP3 TP5 5 6 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 67: ...l 21 BD RF 22 VREF_1 65V 23 VCC_5V 24 VREF_2 1V 25 DVD_PD_FSW 26 BD_PD_FSW 27 PU_SEL 28 BD MPD 29 DVD_VR 30 DVD_MPD 31 CD_VR 32 GND 33 DVD LD 34 BDLD 35 CD LD 36 GND 37 M_A 38 M_A 39 M_B 40 M_B 4 CN2 Deck Motor connector Pin No Signal 1 DISCIN 2 LDO 3 LDO 4 CLOSE 5 OPEN 6 GND 7 NC 8 SLO1 9 SLO1 10 SLO2 11 SLO2 12 CM 13 U 14 V 15 W 5 CN22 Touch Key VFD Interface Pin No Signal 1 ST3 4V 2 T_RST 3 GND...

Page 68: ...N_FL 13 FGND 14 VT_IN_FR 15 FGND 16 VT_OUT_FL 17 FNGD 18 VT_OUT_FR 19 FGND 20 VT_CTL 7 CN2001 MAIN Power Connector Pin No Signal 1 VSS 5V 2 R_12V 3 P_ON 4 DGND 5 D12V 6 D12V 7 D12V 8 DGND 9 DGND 10 ST3 4V 11 ST3 4V 12 VARI_PWR 13 R12V 14 PGND 15 PGND 16 PGND 17 PGND 18 PGND 19 35V 20 35V 21 35V 22 35V 23 35V 5 8 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 72: ...IN 7 DGND 8 ASC_Sen 9 R12V 10 R12V 11 FGND 12 VT_IN_FL 13 FGND 14 VT_IN_FR 15 FGND 16 VT_OUT_FL 17 FNGD 18 VT_OUT_FR 19 FGND 20 VT_CTL 2 VCN2 VT Audio Pin No Signal 1 VT_IN_FL 2 GND 3 VT_IN_FR 4 VT_HT 5 12V 6 NC 7 190V 8 190V 9 NC 10 GND 11 GND 12 VT_OUT_FL 13 GND 14 VT_OUT_FR 5 12 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 75: ...5 8 1 Pin Connection 1 VCN3 VT Audio Pin No Signal 1 VT_IN_FL 2 GND 3 VT_IN_FR 4 VT_HT 5 12V 6 NC 7 190V 8 190V 9 NC 10 GND 11 GND 12 VT_OUT_FL 13 GND 14 VT_OUT_FR Copyright 1995 2012 SAMSUNG All rights reserved 5 15 ...

Page 78: ...Connector Pin No Signal 1 VSS 5V 2 R_12V 3 P_ON 4 DGND 5 D12V 6 D12V 7 D12V 8 DGND 9 DGND 10 ST3 4V 11 ST3 4V 12 VARI_PWR 13 R12V 14 PGND 15 PGND 16 PGND 17 PGND 18 PGND 19 35V 20 35V 21 35V 22 35V 23 35V 5 18 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 81: ...1E V FD ITO Film TouchCore C VBS AMP TI AMP 5 1CH I2C I2C VT AMP Front L R 2CH 2Gb 128Mx 16 1Gb 64Mx 16 Blue to o th Mo d ule I2C AR C TMDS BUF F ER S W IN1 IN2 S P DIF _F AR C _ IN S P D IF H _ S P D IF From DISC RF signal is transmitted to BACKEND SDP93 The decoder SDP93 decodes the RF signal to VIDEO and AUDIO DATA About Digital Video signal HDMI goes to HDMI Repeater IC EP92AS it gets TMDS DAT...

Page 82: ...VDDINTS PWM0 3 P0 3 P2 3 VDDIO PWM0 5 P0 5 P2 2 PWM0 6 P0 6 TS1 0 P1 0 P1 1 TS1 1 P1 2 TS1 2 P1 3 TS1 3 P1 4 TS1 4 P2 1 P1 7 TS1 7 P1 6 TS1 6 P1 5 TS1 5 2 1 REMOCON VFD VFD12V PC 28V VFD VFD TOUCH KEY IC NC NC TO ITO FILM ST3 3V ST3 3V ST3 3V VFD 28V VFD 4 6V VFD 4 6V R12V VFD3 3V VFD 28V ST3 3V VFD3 3V EX3 3V VFD 4 6V VFD 4 6V ST3 3V TP R12V EX3 3V 47OHM 1 10W 10V 10UF 16V 100NF VGND 11 MLVS 0603...

Page 84: ... E B C E B C B C E B C E E B C E B C E B C E B C E B C E B C E B C VARIABLE POWER BLOCK FAN VOLT 10 9V POWER OFF MUTE 1KOHM 1 16W 33KOHM 12V_FAN 10UF 10UF 10UF 10UF 47KOHM 1 10W 2 2UF 100NF 10V 100OHM SRC1203S NC 47KOHM 47KOHM 47KOHM 10O HM T3 3V T3 3V P3 3V T3 3V 1OHM D3 3V_PW T3 3V D3 3V_PW 12V_FAN 2SA1979S Y PVDD_34V R12V PVDD_34V PGND 1 16W 22KOHM 2SA1037AK 1 16W 22KOHM SBT42 2SA1037AK 47KOHM ...

Page 85: ...DD_A GVDD_B GND GND NC NC NC NC PS U_REF VDD RESET TEST C_STARTUP REAR LEFT REAR RIGHT TAS5614 TAS5613 FRONT LEFT FRONT RIGHT TAS5614 CENTER SUB W OOFER OPTION HT E6500W DELETE 10NF 50V 470N F 330P F 1UF 25V 50V 330P F 100NF 100OHM 100OHM 10UF 16V 10UF 16V PVDD_34V R12V PVDD_34V R12V PVDD_34V R12V 1 10W F N 1 V 0 5 PGND CB2012UA 300T 0 01OHM 1 10W 100OHM 1 10W OPTIO N 100OHM 10UF 16V 100OHM 100OHM...

Page 86: ... Y0 E B C IN2 VEE OUT2 VCC IN2 IN1 IN1 OUT1 IN2 VEE OUT2 VCC IN2 IN1 IN1 OUT1 CHANGE MACRO FRONT R FRONT L LPF BLOCK BYPASS VT MODE S W BLOCK VT_SE L L DEFAULT STANDBY L VT_SE L H LEVEL DETECTION BLOCK IC3001 LOGIC INPUT VT_OUT_FR FL INPUT VT_IN_FR FL VT DEAD BYPASS CONCEPT DIFFERENTIAL GAIN AMP BLOCK RB751V 40TE 17 PGND DGND U5 1V_PW U5 1V_PW DGND UNDEFINED 50V 33P F 0 01OH M U_5V R12V ST3 4V ST3...

Page 87: ...D G E B C S D G LX EN COMP NC SS FB AGND VIN PGND LX EN COMP NC NC FB AGND VIN PGND TP TOP PLACE EX3 3V R_12V VSS 5V DGND PLL1 1V D1 1V_PW D12V_PW PLL2 5V_PW D5 0V_PW BADDR1 5V_PW DDR1 5V_PW DDR1 5V_PW D12V_PW ST3 4V D3 3V_PW ST3 4V D12V_PW FE5 0V _PW IPOD5 2V H5V D5 0V_PW WS4 6V U5 1V_PW D12V_PW R_12V FE12V_PW ST3 4V D12V_PW R12V PVDD_34V DGND SDB30A40 PF 40 10UF 10V 10UF 10V DGND 10V 10U F 10UF ...

Page 88: ...33D p_DAC1CH_AVDD33D PS VCC OUT BIAS GND IN V COM2 COM1 NC1 NC2 IN2 NO2 GND NO1 IN1 2CH OUTPUT TO HDMI VIDEO_AUX M CH OUTPUT TO AMP TEST OPTION 2 CH INPUT FROM ADC ARC OR SPDIF INPUT M CH INPUT FROM HDMI MODEL INSERT IPOD CRADLE INCLUDE INSERT NOT INCLUDE MODEL IPOD CRADLE IPOD CRADLE NOT INCLUDE PN IPOD CRADLE INCLUDE PID P 33OHM 33OHM 1 16W 33OHM 1 16W 1 16W 1 16W 33OHM 33OHM 33OHM 33OHM D3 3V_P...

Page 90: ...KXTAL2 AVDD33 MDC PHYRSTB RXC TXD3 TXD2 TXEN LED0 PHYAD 0 MDI 1 ILIM OUT FAULT EN GND IN RTL8201E WI FI CON 12V DGND 1 16W E3 3V_PW D3 3V_PW E3 3V_PW E3 3V_PW E3 3V_PW U5 1V_PW U5 1V_PW DGND NC NC NC 4 7KOHM 1 16W 1 16W 4 7KOHM 1 16W 4 7KOHM NC 4 7KOHM 1 16W 4 7KOHM 1 16W 1 16W 4 7KOHM 10V 10UF 100N F 16V 100N F 16V DGND CB2012 UA300T 0 01OH M UNDEFINED NC NC 0OHM 1 10W NC 1 16W 33OHM 1 16W 33OHM ...

Page 91: ...1 SDA V33 V5 X2 DM3 DP3 AVDD DM4 DP4 RESET TEST SCL OVCUR4 PSEL F OVCUR2 PG ANG DVDD OVCUR3 IPOD CRADLE INCLUDE PID P IPOD CRADLE NOT INCLUDE PN BT_DP BT_DN IPOD_DP IPOD_DN USB_WIFI_DN USB_WIFI_DP D3 3V_PW D3 3V_PW AVD3 3V_PW D3 3V_PW IPOD5 2V_PW IPOD5 2V IPOD5 2V_PW D3 3V_PW D3 3V_PW D3 3V_PW D3 3V_PW D3 3V_PW D1 1V_PW DGND DGND 1 16W 10KO HM 1OHM 1 16W 1 5KOHM 1 16W 1 5KOHM 33OHM 1 16W 33OHM 1 1...

Page 92: ...K SDIO RCLK VIO VD GND ROUT LOUT GND VA NC GP IO1 GP IO2 GP IO3 R761 O TUNER IPOD CP OLD PULL DOWN IPOD CP NEW PULL UP R760 X O WIRELESS IRQ WP MON_TXD X FRONT FULL DOWN CHECK AMP ON BOARD FM TO BACK END BUZZER 3722 002874 TUNER 4P JACK NEAR TO JACK NEAR TO IC TUR9 TUR18 0OHM X 4702 0OHM USA X 4705 4702C 1204 002700 4705D 1204 003345 E U RDS D3 3V_PW ST3 4V LC87F5W C8A D3 3V_PW D3 3V_PW D3 3V_PW R...

Page 93: ...T VLC NC AD1 CDIN SDOUT SCLK NC AD0 CS SCL CCLK SDA CDOUT IN2 VEE OUT2 VCC IN2 IN1 IN1 OUT1 100OHM 100OHM CB2012UA 300T 74LCX157MTCX 1 16W D5 0V_PW 0 01OH M OPTIO N D3 3V_PW D5 0V_PW D3 3V_PW VSS 5V D3 3V_PW D3 3V_PW 1 16W 1 16W 1 16W 1 16W 100NF D3 3V_PW 12KOHM 1 16W 33KOHM 22P F 50V DGND 33KOHM 1 16W 12KOHM 22P F 50V 100N F 16V 16V 2 2UF 1OHM 1 4W DGND 10U F 16V 2 2N F 50V 2 2N F 50V CS5346 CQZ ...

Page 94: ...ES IN_LINES GND IN_LINES IN_LINES IN_LINES OUT_LINES OUT_LINES E B C S D G TO RPT_IN BEND 0XD8 0XDA REMOVE NEXT STK7002 BSN20 FOR LOW CEC CAP PLACE ALL DECOUPLING CAPACITORS AS CLOSE TO THE PIN AS POSSIBLE HD_OUTPORT HD_INPORT0 4 6K 1 DON T NEED WHILE POWER OFF MODE LOW ESR HD_INPORT1 LOW ESR CAPACITOR SHOULD BE PLACED AS CLOSE TO PIN80 81 AS POSSIBLE SELDECTED RPT S DDC AS CLOSE TO EP94A3 AS POSS...

Page 96: ...10 AP A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 VREFCA VDD VDD VDD VDD VDD VDD VDD VDD VDD 1 2 1 2 1 2 PLACE NEAR THE CONTROLLER 1G 2G DDR MODEL OPTION 2G DDR1 5V_PW DDR1 5V_PW DDR1 5V_PW BADDR1 5V_PW DDR0_0 75VRE F_PW DDR1 5V_PW DDR1 5V_P W DDR0_0 75VR EF_PW DDR1 5V_P W DDR0_0 75VR EF_PW DDR1 5V_P W DDR1 5V_PW DDR1 5V_P W DDR1 5V_P W DDR1 5V_P W DDR1 5V_PW DDR1 5V_PW DDR1 5V_PW BADDR1 5V_PW DDR1 5V_PW DGND 5...

Page 97: ... b_I2C3_CLK b_I2C3_DATA o_SPI_CLK o_SPI_MIO o_SPI_NSSI i_SP I_SIO SDA VSS WC VCC SCL E2 E1 E0 SATA LOADER I2C0_DDC SATA B E BT_DP BT_DN DELETE LAYER 2 3 4 5 6 COPPER FOR IMPEDANCE EX3 3V SDP1004 1002 2HS 05C 2 2KOHM 1 16W 1 16W D3 3V_PW D3 3V_PW ST3 4V D3 3V_PW D3 3V_PW D3 3V_PW D5 0V_PW D3 3V_PW D1 1V_PW SDP1004 33OHM 33OHM 33OHM 33OHM 33OHM 33OHM 4 7KOHM 4 7KOHM R CHIP 4 7KOHM 5 1 16W TP 1005 4 ...

Page 98: ...DATA10 b_SMC_DATA11 b_SMC_DATA12 b_SMC_DATA13 b_SMC_DATA14 b_SMC_DATA15 o_ONENANDCLOCK BOOT STRAP SECURE BOOT OP TION 10K OPEN R817 R725 DV L FIXED PV OPEN 0OHM EMMC_MOVINAND KLM2G1HE3F B001 6 3V 100NF R CHIP 10KOHM 5 1 16W TP 1005 D3 3V_PW D3 3V_PW NAND3 3V D3 3V_PW D3 3V_PW NAND3 3V D3 3V_PW D3 3V_PW NAND3 3V NAND3 3V D3 3V_PW D3 3V_PW D3 3V_PW D3 3V_PW SDP1004 33OHM 0OHM DGND 10KOHM 10KOHM 33OH...

Page 100: ...SWR_OUTSEL XMUTE SWR_SEQ2 P5V_SW SWR_SEQ1 PGND_SW REG3P3V REG1PxV Latch_CLR Latch_SET LEDO GND GND F1 GND C F2 B F2 F1 T T D GND A BD_HFM E BDLD G F H GND CD_VR CD LD GND VREF_2 1V DVD_VR VREF_1 65V BD RF DVD LD VCC_5V BD RF PU_SEL BD MPD DVD_MPD DVD_PD_FSW BD_PD_FSW M_B M_A M_A M_B LDO LDO U V GND OPEN CM W SLO1 SLO1 CLOSE SLO2 SLO2 DISC_IN 4 7KOHM 1NF TPIC1407 DFDRG4 FE5 0V_PW FE3 3V_PW FE5 0V_P...

Page 101: ...IO0 VCC HOLD IO3 GND WP IO2 DO IO1 CS E B C E B C E B C E B C E B C E B C VIN VOUT ADJ G912F11U 10UF 10UF 10V 100NF 100NF 100NF 0OHM 15P F DGND 100NF 16V BDLD12V_PW FE12V_PW FE3 3V_PW FE1 2V_PW FE5 0V_PW FE3 3V_PW FE1 2V_PW FE3 3V_PW FE1 2V_PW FE12V_PW FE5 0V_PW FE3 3V_PW FE3 3V_PW 1KOHM FE5 0V_PW FE5 0V_PW BDLD12V_PW 33OHM DGND W25Q 16BVS SIG DGND NC DGND 1KOHM MMBT2907ALT1 DGND KN3904S 20OHM 20O...

Page 102: ...T_GND 1B3 VT_AMP_GND 190V VCC SS PGND VSW AGND Test FB VC S D G S D G S D G E B C BELOW 1 05V SHUT DOWN 12V 190V FROM MAIN EYEABLE AMP SRPP USB 5V ASC USB LED TO VT PCB VT_HTGND VT_HTGND HT12V HT12V HT12V VT190V USB5V_O VT190V HT12V VT190V HT12V HT12V USB5V_O 2KOHM 1 10W 25V 1UF 25V 1UF VT_HTGND 47UF 25V 1N4148WS 1 10W 100KOHM 1N4148WS 25V 10UF 3 3KOHM 1 10W 1UF 25V CS5171EDR8G VT_HTGND 100OHM 1 1...

Page 103: ...F VC51 50V 8PF VC52 1 10W 270KOHM VR55 1 10W 100OHM VR57 2 2KOHM 1 10W VR56 FROM VT AMP C1 G1 P1 P2 C2 G2 NFB VT F R C1 G1 G2 P2 NFB P1 VT F L C2 HT_12V HT_12V VT_190V HT_12V HT_12V VT_190V VT_190V HT_12V VTOUT_GND OPTION 0OHM 1 10W VTGND 0OHM 1 10W OPTIO N VTIN_GND BMH200 14R VTGND VTGND 204 10UY OC S530 A3 180OHM 1 10W 150OHM 1 10W 150OHM 1 10W 204 10UY OC S530 A3 180OHM 1 10W 1 10W 150OH M 150O...

Page 104: ...V VCC GND GATE CS FB ZC S D G A K REF E B C E B C E B C A K REF GND OUT IN 1 2W 1 5MOHM TDA TDA 105DO 105DO 120V INSERT 220V FREE OP EN 120V 220V OPE N FREE INSERT OPE N 13 OPEN AH62 30122A J803 J 806 J807 J808 J 840 MAIN GND OPEN OPE N AH62 00201H OPEN 2401 003019 6 3V TO AMP VDD VT P ON 5V AL12V VPS AL12V AL12V TO LOADER VFD HEATSINK N C AH62 00201H MAIN GND GND_MAIN 27 5V 34 5V 27 5V 34 5V 27 5...

Page 106: ...na Japan https gspn2 samsungcsportal com N America S America https gspn3 samsungcsportal com This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law 2012 Samsung Electronics Co Ltd All rights reserved Printed in Korea ...

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