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Samsung HT-E350K Service Manual

Digital home theater system
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SERVICE
Digital Home Theater System
HT-E350K
Refer to the service manual in the GSPN (see the rear cover) for more information.
Digital Home Theater
System
Model Name
Model Code
MANUAL
HT-E350K
HT-E350K/XV

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Summary of Contents for Samsung HT-E350K

  • Page 1 Digital Home Theater System Model Name HT-E350K Model Code HT-E350K/XV SERVICE MANUAL Digital Home Theater System HT-E350K Refer to the service manual in the GSPN (see the rear cover) for more information.

  • Page 2: Safety Precautions

    TES T ALL EXPO SED METAL SU RFACES 2-WIRE C ORD ALSO TES T WITH PLUG REVER SE D (US ING AC EARTH ADAPTER PLUG GROUND AS R EQ UIRED) Figure 1.1 AC Leakage Test Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 3 Use replacement components that have the same ratings, especially for flame resistance and dielectric strength specifications. A replacement part that does not have the same safety characteristics as the original might create shock, fire or other hazards. Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 4: Servicing Precautions

    CAUTION First read the “Safety Precautions” section of this manual. If some unforeseen circumstance creates a conflict between the servicing and safety precautions, always follow the safety precautions. Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 5: Precautions For Electrostatically Sensitive Devices (Esds)

    8) Minimize body motions when handling unpackaged replacement ESDs. Motions such as brushing clothes together, or lifting a foot from a carpeted floor can generate enough static electricity to damage an ESD. Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 6: Product Specification

    Karaoke voice canceling CD, DVD, MP3 all original Karaoke Contents translate Karaoke Contents for saving money that buying Karaoke Disc. ■ Audio • Dolby Digital ■ Video • High-Resolution MPEG coding support (CD Horizontal 240 lines, DVD/DivX horizontal 500 lines) Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 7: Basic Specifications

    35 W x 2 (3 Ω) 95 W (3 Ω) Subwoofer speaker output Amplifier Frequency response 20 Hz ~ 20 kHz S/N Ratio 65 dB Channel separation 60 dB Input sensitivity (AUX) 800 mV Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 8 Surround : 0.33 Kg Subwoofer : 2.89 Kg NOTE • 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.
  • Page 9 35 W x 2 (3 Ω) Subwoofer speaker output 95 W (3 Ω) Amplifier Frequency response 20 Hz ~ 20 kHz S/N Ratio 65 dB 60 dB Channel separation (AUX) 800 mV Input sensitivity Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 10 Subwoofer : 154 x 299 x 285 mm / 6.06 x 11.8 x 11.2 inches Front : 2.93 Kg / 6.45 Ibs Surround : 0.33 Kg / 0.66 Ibs Weights Center : 0.49 Kg / 1.08 Ibs Subwoofer : 2.89 Kg / 6.36 Ibs Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 11 Center : 0.49 Kg / 1.08 Ibs Subwoofer : 2.89 Kg / 6.36 Ibs NOTE • 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.

  • Page 12: Specifications Analysis

    DVD-Audio Compatible DVD-OK Divx3.11 ~ Divx3.11 ~ Divx3.11 ~ Divx5.1, Divx5.1, XviD Divx5.1, XviD XviD DIVX (Except North America) (Except North America) V1/V2/V3/V7 V1/V2/V3/V7 V1/V2/V3/V7 SACD WIRELESS USB HOST Anynet Anynet+ Anynet+ Anynet+ iPod Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 13 Video Inputs S-Video HDMI In Component Composite Video HDMI Out Outputs S-Video SCART Out Line In O (AUX) O (AUX) O (AUX) Audio In/Out Multi ch Out O (*1) In (Digital In) Optical Jack Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 14 3 Ω / 3 Ω 3 Ω / 3 Ω 3 Ω / 3 Ω Impedance (Sat/Woofer) Active (Powered) S/W Net Weight 2.3 kg 2.3 kg 2.2 kg O : Feature Included X : Not Included Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 15 USB HOST Anynet Anynet+ Anynet+ iPod Progressive Scan (NT/PAL) Logo Copy (Video) NTSC ↔ PAL PAL M (Brazil) EQ/DSP 3 Mode / 8 Mode 3 Mode / 5 Mode Sound Mode User EQ 2-10 Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 16: Scart Out

    Audio In/Out Multi ch Out In (Digital In) O (*1) Optical Jack Coaxial Jack i-Link Headphone Jack (3.5Φ) Headphone /MIC Jack 2 MIC Jack (6.5Φ) O (Only MIC Buyer) O (Only MIC Buyer) Copyright© 1995-2012 SAMSUNG. All rights reserved. 2-11...
  • Page 17 Type (Sat/Tallboy) Stand Speaker Impedance (Sat/Woofer) 3 Ω / 3 Ω 3 Ω / 3 Ω Active (Powered) S/W Net Weight 2.3 kg 2.2 kg O : Feature Included X : Not Included 2-12 Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 18: Supplied Accessories

    2. Product Specification 2.4. Accessories 2.4.1. Supplied Accessories Accessories Item Item code Remark Batteries (AAA size) 4301-000115 Video Cable AH39-40001V FM Antenna AH42-00021A Local Samsung Dealer Remote Control AH59-02424A User Manual AH68-02460J HDMI Cable GL39-00121A Copyright© 1995-2012 SAMSUNG. All rights reserved. 2-13...

  • Page 19: Overall Disassembly And Reassembly

    Description Photo Disassemble Cover Top. Rear 5 point screws unscrew and 2 screws at both side. : BH 3 * 10 BLACK CAUTION Be careful not to make any scratches as you remove them. Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 20 Pull the Front Panel out. • Disassemble DECK. Screws 3 point and Wire separation. : BH 3 * 8 SLIVER Pull out the connector and 4 screws between PCB. : BH 3 * 8 SLIVER Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 21 3. Disassembly and Reassembly Description Description Photo Unscrew the 4 screws on the PCB and pull out the power cord. : BH 3 * 8 SLIVER Disassemble Complete. Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 22: Troubleshooting

    4. Troubleshooting 4. Troubleshooting 4.1. Checkpoints by Error Mode Oscilloscope Setting Values Normal Voltage 24 MHz 32.768 KHz Voltage/DIV 2 V/div 0.5 V/div 0.5 V/div TIME/DIV 100 ms/div 10 ns/div 5 us/div Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 23 DA807, DA808. Che ck prima ry s ide . Re place Fus e . Fu s e (FS801 S) → (6.3 A 250 V) Re place S MP S AS S 'Y. Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 24 IC10 ES 8398? Che ck MPEG DAC powe r. Ye s Che ck VD3.3V_PW of I C10? Re place IC10. (Pin 8 3) Che ck Po we r Line s. (Che ck IC18) Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 25 SP K_CENTER_M SP K_CENTER_M > > SP K_CENTER_P SP K_CENTER_P PGND PGND PGN D PGN D P GND P GND SP K_FRONT_L_M SP K_FRONT_L_M SP K_FRONT_L_P SP K_FRONT_L_P * 6.8. AUDIO AMP LIFIER <Fig. 4-1> Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 26 CN10. * Refe r to w a ve pa tte rn image of Fig. 4-3. Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 27 TP_MCLK TP_MCLK 100NF 100NF 64PIN 64PIN 62PIN 62PIN 61PIN 61PIN M_WP M_WP RMA12_OP RMA12_OP OPEN OPEN 33OHM 1/16W 33OHM 1/16W DGND DGND DGND DGND * 6.5. MAIN MP EG/EP ROM/FLAS H/DRAM PART <Fig. 4-2> Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 28 AR242 AC163 AC301 AC198 * 5.2. MAIN P CB Top 330OHM 330OHM 1/16W 1/16W CN10 CN10 R248 R248 330OHM 330OHM 1/16 W 1/16 W 0.01OHM 0.01OHM * 6.6. MICOM/RES ET/FM(AM)/DIN/AUX2/COMP OS ITE <Fig. 4-3> Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 29 R150, R1 51, R152 va lue . (1.5 V ~ 1.8 V) P le a s e , Ca ll to S a ms ung Re pla ce MPEG IC. A/S Ce nte r. Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 30 4. Troubleshooting CN2_ #06 CN2_ #08 BD10 R139 BD18 C105 C120 C106 IC10 C136 R103 R159 R105 C123 C125 IC10 C124 C139 R165 R108 C137 C134 C126 C119 R172 RTXD1 41PIN R149 C111 R138 C102 R258 R118 RC48 RMA12_O P R29 R30 C138 UART_TX...

  • Page 31: Measures To Be Taken When The Protection Circuit Operates

    : PVDD about (+ 18 V ~ + 33 V) 2) Over-current occurs to AMP IC (Over-output or Output short) 3) AMP IC’s temperature exceed 150 ℃ 4) The power of GVDD is higher or lower than 12 V 4-10 Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 32 1) Prepare or Make a DISC-CD or DVD or USB that contains “HTD-E350WWM-****.SSP” (“HTD-E330WWM-****.SSP” for HT-E320/E330) file for update. 2) Play the DISC or USB, then “UPDATE” will appear on the screen, then Power will go out after showing “complete” on the screen. Copyright© 1995-2012 SAMSUNG. All rights reserved. 4-11...
  • Page 33 2) Go to support which is the last category on the list. 3) Go to contact Samsung and enter. 4) You can see the Flash Firmware Version on the screen, and see the Micom Firmware Version on the VFD Display (set).

  • Page 34: Dvd Flash Initialization & Update

    2) Play the DISC or USB, then “UPDATE” will appear on the screen, then Power will go out and on. 3) Then DISC-TRAY will OPEN, then remove the DISC or USB, making the Unit as “NO DISC” state. Copyright© 1995-2012 SAMSUNG. All rights reserved. 4-13...
  • Page 35 4. Troubleshooting 4) Press “STOP” button of the remote controller for more than 5 seconds, Display Indicator shows “INIT” and “M INIT” then Power goes out. 5) Initialization complete. 4-14 Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 36: Buyer-Region Code Setting Method

    2) Press the "TUNER MEMORY" button on the remote control during 4~5 seconds. 3) After step (2), you can see “TEST” on the VFD. 4) When you see “TEST” on VFD, Insert number “4”, “6” to start Region Code setting mode. Copyright© 1995-2012 SAMSUNG. All rights reserved. 4-15...
  • Page 37 In this case, you have to change System Micom, and set up the Buyer Region code again. In case of EEPROM, you don't need to care about it. After set-up the Region code, System Micom will store the information of the region code to EEPROM automatically. 4-16 Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 38 Nigeria Brazil CANADA China (semi_mic) Europe Indonesia JAPAN Latin American Mexico Philippines Russia (semi_mic) M.E.Africa Taiwan New Zealand England Australia Iran (HACO) India Israel Saudi Arabia Thailand, Malaysia Vietnam, Singapore HONGKONG Latin American Copyright© 1995-2012 SAMSUNG. All rights reserved. 4-17...
  • Page 39 Nigeria Brazil CANADA China (semi_mic) Europe Indonesia JAPAN Latin American Mexico Philippines Russia (semi_mic) M.E.Africa Taiwan New Zealand England Australia Iran (HACO) India Israel Saudi Arabia Thailand, Malaysia Vietnam, Singapore HONGKONG Latin American 4-18 Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 40: Pcb Diagram

    5. PCB Diagram 5. PCB Diagram 5.1. Wiring Diagram MAIN PCB SMPS CN1: 23 P S MT CON D ECK CNM85 1:23P CN2: 9P S MT CON D ECK Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 41: Main Pcb Top

    KC7_O P 35PIN KR10_OP RR50 KC12_OP KC6_O P KC10_OP UART_RX KC8_O P KC9_O P CS3_TOP CLK_IC4_TOP UC43 DI_IC4_TOP C891 DO_IC4_TOP VBD1 C890 VD33_IC4_TOP CS_IC4_ TOP GND_TOP UC30A IC20 UC29 VFIC1 C895 OPEN_R79 R752_ 16. 5K Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 42 SLED_N P_ON DGND SLED_P DGND INSW R12V FOCUS_N OUTSW TRACK_N MGND TRACK_P DCLOAD_P DGND FOCUS_P DCLOAD_N DGND ST3.4V_PW ST3.4V_PW VAR_POWER_REF R12V PGND PGND RF5.0V PGND MVREF PGND DGND DVDVR DVDLDO PUHRF FANET_RX RF5.0V FANET_TX Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 43 5. PCB Diagram 5.2.2. Test Point Wave Form Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 44: Main Pcb Bottom

    C D _ V R T U N E R _ R T U N E R _ L T U N E R _ 3 . 3 V G P I O 2 Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 45: Smps Pcb Top

    EY809 SW 856 EY819 EY815 I nput Vol t a ge opt i on J 801 CNM 802 J 814 AH94- 02834A f r e e EY820 J 815 J 816 CNM8 0 2 Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 46 5. PCB Diagram 5.4.1. Pin Connection 1) CNM851 Connecting between MAIN and SMPS Pin No. Signal FANET_TX FANET_RX PGND PGND PGND PGND R12V VAR_POWER_REF ST3.4V_PW ST3.4V_PW DGND DGND R12V DGND P_ON KEY_AD Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 47: Smps Pcb Bottom

    5. PCB Diagram 5.5. SMPS PCB Bottom J852 L M 8 5 6 8 5 1 E B C F B A 8 0 1 J 8 7 8 Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 48: Schematic Diagram

    It will control MPEG ic, CEC micom, VFD, Touch key ic, tuner pack, and wireless module. EEP ROM M IC R2 A1 5 9 0 TAS 5342 24C08 LC87C5M64A D+/D - US B S PI TAS 5342 Ta ct S W Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 49: Power Block

    TUNER_3. 3V 1/10W 1/10W 1OHM 1OHM BD25 BD25 C127 C127 0.01OHM 0.01OHM 10UF 10UF DGND DGND DGND DGND DGND DGND VFD_GND VFD_GND DGND DGND 1273081 23K2 1273081 23K2 DGND DGND MAIN-SMPS 23P MAIN-SMPS 23P Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 50 100OH M 1/16W VFD_GND VFD_GND FUR9 FUR9 5E7> 5E7> VFD_CE VFD_CE VFD-_-26.1V VFD-_-26.1V 100OHM 1/16W 100OH M 1/16W 10UF 10UF V_3.3V V_3.3V UC13 UC13 100NF 100NF UESD1 UESD1 MLVS-0603- E08 MLVS-0603- E08 VFD_GND VFD_GND Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 51 100NF 100NF 3B2> 3B2> DVDLDO DVDLDO DGND DGND DGND DGND 10NF 10NF DGND DGND USE 100K 1% ONLY USE 100K 1% ONLY DGND DGND DGND DGND (2007-000060) (2007-000060) DGND DGND DGND DGND DGND DGND Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 52 DGND DGND R155 R155 R163 R163 VD3.3V VD3.3V SPI_CS SPI_CS SPI_CS3 SPI_CS3 VD3.3V VD3.3V CS 3_TOP CS 3_TOP DGND DGND TI_RS T TI_RS T DGND DGND 4.7KOHM 4.7KOHM 1/16W 1/16W 1N4148W S 1N4148W S Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 53 6. Schematic Diagram 6.5.1. Test Point Wave Form Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 54 A_GND A_GND 1/16W 1/16W 1/16W 1/16W 47KOHM 47KOHM DGND DGND 10PF 10PF C187 C187 0.01O HM 0.01O HM BD24 BD24 VDAC VDAC (COMPOS ITE) (COMPOS ITE) 1.8U H 1.8U H DGND DGND DGND DGND Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 55 6. Schematic Diagram 6.6.1. Test Point Wave Form Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 56 USB_P O /FAULT /FAULT AA2-A02- B AA2-A02- B C895 C895 C894 C894 USB_EN USB_EN MGND2 MGND2 100NF 100NF 10UF 10UF DGND DGND DGND DGND USB_F AULT USB_F AULT 10KOHM 10KOHM DGND DGND DGND DGND Copyright© 1995-2012 SAMSUNG. All rights reserved.

  • Page 57: Audio Amplifier

    0OHM R82A R82A 100NF 100NF 100NF 100NF 100NF 100NF 100NF 100NF C95A C95A SPK_CENTER_M SPK_CENTER_M DGND DGND DGND DGND PGND PGND DGND DGND PGND PGND PGND PGND DGND DGND PGND PGND PGND PGND 6-10 Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 58 6. Schematic Diagram 6.8.1. Test Point Wave Form Copyright© 1995-2012 SAMSUNG. All rights reserved. 6-11...
  • Page 59 UNDEFINED 10OHM JTP1 28 0A6 FR858 MGND2 SW855 VOL+_S 1/10W VOL+:2.64V 0609-001423 100UF FC851 MLVS-0603-E 08 10KOHM 47NF FVA851 FC852 FR856 UNDEFINED JTP1 28 0A6 SW856 POWER_S POWE R 0.47V GND_S GND_S GND_S 6-12 Copyright© 1995-2012 SAMSUNG. All rights reserved.
  • Page 60 I NR10D561K- TK FP80 1S DA802, DA809 0401- 001099 SR- 5- 5A RA814 2007- 000070 EY80 1 EY80 2 DM 853, DM 854 0402- 000165 LI_ IN_ P RA808 2007- 000092 2007- 000651 PD801S Copyright© 1995-2012 SAMSUNG. All rights reserved. 6-13...

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