background image

HSS-730/830 & UFD505/515 SERVICE MANUAL                               HDT DVB SATELLITE STB

                                                                             Page

1

HYUNDAI DIGITAL TECHNOLOGY

HSS-730/830 & UFD505/515 INTEGRATED SATELLITE

RECEIVER / DECODER

SERVICE MANUAL

REVISION A

DATE : January  10, 2002

2002 HDT co., Ltd

223-22, Sangdaewon-1dong, jungwon-gu,

Seongnam-si, kyoungki-do, Korea 462-807

Summary of Contents for HSS-730

Page 1: ...B SATELLITE STB Page 1 HYUNDAI DIGITAL TECHNOLOGY HSS 730 830 UFD505 515 INTEGRATED SATELLITE RECEIVER DECODER SERVICE MANUAL REVISION A DATE January 10 2002 2002 HDT co Ltd 223 22 Sangdaewon 1dong jungwon gu Seongnam si kyoungki do Korea 462 807 ...

Page 2: ...terface Module 9 3 3 1 NIM Module 9 3 3 1 1 Block Diagram 9 3 3 1 2 Digital Network Interface Module Operating 9 3 3 1 3 Electrical Specification of Digital Tuner 10 3 3 2 LNB Control 10 3 3 3 LNB Switching Control 1 1 3 4 Software Download 12 3 4 1 RS 232 Cable Configuration 12 3 4 2 Software Download with Serial Link Cable from PC 1 2 3 4 3 Software Download with Serial Link Cable from other STB...

Page 3: ... 3 SMPS Circuit Diagram 2 7 7 PCB Pattern 2 7 7 1 HSS 730 830 UFD505 515 Silk PCB Pattern 2 7 7 2 HSS730 830 Front Silk PCB pattern 2 7 7 3 UFD505 515 Front Silk PCB pattern 2 7 8 Product Disassembly Diagram 2 7 8 1 Product Disassembly Diagram for UFD505 2 7 8 2 Product Disassembly Diagram for UFD515 2 7 8 3 Product Disassembly Diagram for HSS 830 2 7 9 Part List 2 7 9 1 Part list for HSS 730 830 ...

Page 4: ...HSS 730 830 UFD505 515 SERVICE MANUAL HDT DVB SATELLITE STB Page 4 USED FOR HSS 730 830 UFT505 515 STB REPAIR ...

Page 5: ...lume Up Down Key ž Channel Up Down Key The front panel buttons perform the same functions as the corresponding keys on the RCU See the User Manual for a description of the button functionality 1 2 Front Panel Indicators Standby On indication LED This LED is illuminated red to indicate that the STB is in standby mode and off to indicate that the STB is in power on mode RCU Key Received LED This LED...

Page 6: ...SAT ANT IN IEC 169 24 female RF input from LNB to digital tuner SAT ANT OUT IEC 169 24 female RF loop through output from digital tuner TV ANT IN IEC 169 2 female Input from terrestrial antenna TV SCART SCART SCART output to TV VCR AUX SCART SCART SCART output to VCR AUX AUDIO L RCA cinch Left audio output AUDIO R RCA cinch Right audio output VIDEO RCA cinch Video output SPDIF RCA cinch Digital au...

Page 7: ...he burden on developing the derivative hardware This approach also enables the derivative hardware to be quickly developed in order to meet a variety of user demands The Block Diagram of page 8 depicts the System Block Diagram 3 2 Main Board Clock Diagram 3 2 1 Clock Diagram for CI Model l 27MHz System Clock 3 2 2 Clock Diagram for FTA Model l 27MHz System Clock VCXO 27Mhz CIMAX STV0700 Pin 35 121...

Page 8: ...F Module HSM 3052MPV CVBS VCC C Y FLASH 1M 16bit 1EA EEPROM 16Kbit 1EA SDRAM 1M 16bit 4bank 1EA 16bit I2C_1 100kHz Audio DAC WM8725ED NIM TBMU30351IPB CIMAX STV0700 I2C_1 100kHz I2C_0 100kHz LNB Control Part 22kHz Detect Part IR receiver Buttons 7 LED 3 4 Digit 7 Segment 8 8 8 8 Front Panel RS232 MAX232 UART 115kbps SKEW SKEW AUDIO 0 12V JTAG VCXO 27MHz PCMCIA 2 slot Part of CI Model HSS 730 830 U...

Page 9: ...hese signals are demodulated by the QPSK demodulator into a digital data stream The satellite signal is relatively noisy and this may produce a high bit error rate at the demodulator output The high demodulator bit error rate will produce errors in the MPEG decoder that will in turn lead to unsatisfactory audio video quality The FEC is needed to reduce the bit error rate to an acceptable level bit...

Page 10: ...etected 3 3 2 LNB Control The LNB is powered through the center conductor of the RF coaxial cable connecting the LNB to the STB The polarization is switched by varying the power supply voltage of the LNB In addition a 22kHz tone is used to switch the LNB between the low frequency band and the high frequency band The high frequency band is selected when the 22kHz is present The horizontal and verti...

Page 11: ... methods DiSEqC 1 2 including the SMATV mode Compliant over DiSEqC 1 2 in future The switching type controlled by 14 18V DC The switching type controlled by 22kHz Tone The STB can Generates a DiSEqC command by modulating the 22kHz signal 10 70 11 70 GHz and 11 70 12 75 GHz LO LO Hor Ver RF Amp 14 18V Switch RF Amp 9 75 GHz 10 60 GHz IF Amp 0 22kHz Switch Polarization Selection High Low Band Select...

Page 12: ...is waiting for commands from the host PC This download module loads an entire STB software image into the STB via the serial interface The software image is downloaded into the RAM for verification and then is written to FLASH When the module completes a download it resets and restarted the STB automatically Procedure to download the software First connect the serial link cable between the PC and ...

Page 13: ... the master STB turn on push select key and volume down key simultaneously for downloading main Program If master STB is ready FND display in Front panel FND is not display try again The slave STB turn on and then wait The master slave STB will display SUCC all when the download is complete After the master STB turn on push select key and volume up key simultaneously for downloading channel data T...

Page 14: ...he voltage on pin 8 of the VCR AUX Scart is ignored If the STB is in the standby mode it detects the voltage on pin 8 of the VCR AUX Scart If the voltage is present the STB automatically switches the output source to the VCR AUX Scart and generates the appropriate voltage on pin 8 of the TV Scart MPEG CVBS TV SCART CVBS TV SCART MPEG Y C MPEG AUDIO TV SCART AUDIO MPEG RGB VCR AUX SCART SPDIF STV64...

Page 15: ...elect 17 RTN4 Ground 18 RTN7 Ground 19 VOUT CVBS or Y output to TV 20 VIN CVBS input from TV 21 GND Ground 3 5 3 VCR AUX Scart Connector Pin Configuration PIN number Signal name Description 1 AOUTR Audio right output to VCR AUX 2 AINR Audio right output from VCR AUX 3 AOUTL Audio left output to VCR AUX 4 RTN5 Ground 5 RTN1 Ground 6 AINL Audio left output form VCR AUX 7 BLUE B input from VCR AUX 8 ...

Page 16: ...t is the RF modulator outputs all terrestrial channels where the STB generated CVBS and mono audio becomes one channel within the UHF channels 21 to 69 range The input connector is an IEC 169 2 female and the output is an IEC 169 2 male connector 3 5 6 Power Connector Configuration PIN number Name Description 1 Standby 5V 5V in standby mode 2 Standby 3 3V 3 3V in standby mode 3 VCC Main 5V 4 GND G...

Page 17: ...ront Key Row data2 18 Col0 Front Key Column data0 19 Col1 Front Key Column data1 20 Col2 Front Key Column data2 21 IR_RCV Remocon sensor data 22 TV_DBS_LED Control for TV DBS LED 23 Remote_LED Remocon sensor operating for LED 24 Pw_on_LED Control for standby Power on off 25 GND Ground 26 GND Ground 3 5 8 RS 232 Connector Configuration A RS 232C serial interface is provided on a 9 pin D type female...

Page 18: ...etween Front PCB to main board CON12 Fuse in SMPS is good Cable is connected between SMPS and main board Output voltage of SMPS is good 27MHz clock input to pin 120 of STi5518 The operation of Flash memory is good chip select read write address bus data bus The operation of dram or sync dram is good read write address bus data bus CPU boots up correctly 5 2 Remocon doesn t operate Check that Batte...

Page 19: ... menu TV SAT LED in front panel is off RF Module is in modulation mode not in bypass mode The power of RF Modulator at pin 1 4 7 Video and audio signal is input to RF Modulator check RF video at pin 6 RF audio at pin 2 Audio mute is off if pin 2 is HIGH audio mute is on I2C2CLK I2C2DATA which control PLL Type RF Module signal are input to RF Modulator I2C2DATA at RF Modulator pin 3 I2C2CLK at RF M...

Page 20: ...deo port I2C2CLK I2C2DATA which control Scart controller STV6412 signal are input to Scart controller STV6412 pin 55 pin 56 5 6 S VIDEO Video in TV and VCR AUX Scart doesn t output Check that A V mode sets to Y C in menu Video signal Y outputs from STi5518 pin 32 Video signal C outputs from STi5518 pin 33 Video signal Y inputs to Scart controller STV6412 pin 6 Video signal C inputs to Scart contro...

Page 21: ... output Check that A V mode sets to RGB in menu Video signal R outputs from STi5518 pin 27 Video signal G outputs from STi5518 pin 26 Video signal B outputs from STi5518 pin 25 Video signal R inputs to Scart controller STV6412 pin 10 Video signal G inputs to Scart controller STV6412 pin 12 Video signal B inputs to Scart controller STV6412 pin 14 I2C2CLK I2C2DATA which control Scart controller STV6...

Page 22: ...2 Audio signal outputs to SCART controller at pin 32 33 of STV6412 for TV Scart Audio signal outputs to SCART controller at pin 27 28 of STV6412 for RCA Audio signal outputs to SCART controller at pin 29 30 of STV6412 for VCR AUX Scart Audio signal outputs to SCART controller at pin 35 of STV6412 for RF modulator Audio mute is off if pin 2 of STi5518 is HIGH Audio mute is on Ch1 PCM_MCLK pin55 Ch2...

Page 23: ...ich control 4 digit output from transistor Digit data from in GPIO buffer 74HCT374 output corrected 5 10 SMPS doesn t give main power with S5V standby5V on Check that PWCNTL signal is low at Pin 46 at STi5518 main power on high at Pin 46 at STi5518 main power off Ch1 DIGIT1 Ch2 DIGIT2 Ch3 DIGIT3 Ch4 DIGIT4 Front cable Ch1 GPIO_CLK ...

Page 24: ...device is in fail 5 12 LNB power doesn t output View circuit diagram Check that LNBP_EN is HIGH LNB_22V is input to LM317 Voltage Pin 1 input 2 output at KSB1151 5 13 LNB power 14V 18V doesn t change to 14V 18V view circuit diagram Check that Pin 192 of STi5518 is controlled according to menu setting HIGH 14V LOW 18V Pin 192 of STi5518 is good But 14V 18V doesn t change to 18V 14V Then switching T...

Page 25: ... 22kHz Off At Pin 14 of Digital tuner module 22kHz signal generate good The switching TR is good 5 15 Bad or No Signal View circuit diagram Check that Satellite is selected correctly in menu LNB setting is correct in the satellite LNB Power On L O Value Antenna cable is connected to SATANT IN Port of digital tuner I2C bus operate good NIM30V NIN5V POWER3 3V input to Digital tuner module ...

Page 26: ... STi5518 through serial resistance correctly for FTA model Transport stream passes to CIMAX input through serial resistance correctly for CI model Transport stream passes from CIMAX to CAM module correctly for CI model Transport stream passes from CAM module to CIMAX correctly for CI model Transport stream passes from CIMAX to parallel to serial Logic correctly for CI model Ch1 N_DATA_F_START Ch2 ...

Page 27: ... Silk pattern ž Ref to appendix E 7 3 UFD505 515 Front Silk pattern ž Ref to appendix F 8 Product Disassembly Diagram 8 1 Product Disassembly Diagram for UFD505 ž Ref to appendix G 8 2 Product Disassembly Diagram for UFD515 ž Ref to appendix H 8 3 Product Disassembly Diagram for HSS 830 ž Ref to appendix I 9 Part List 9 1 Part list for HSS 730 830 UFD505 515 ž Ref to appendix J 9 2 Part list for H...

Page 28: ......

Page 29: ......

Page 30: ......

Page 31: ......

Page 32: ......

Page 33: ......

Page 34: ......

Page 35: ......

Page 36: ......

Page 37: ...AB 1 J S LEE K J LEE D G HAN D G HAN S5V S5V LED2 SO4511 R3 330 LED1 SA4511 R5 330 R4 330 LED3 SY4511 U1 TOF 2481FG B DIG2 9 A 11 DIG1 12 DIG3 8 G 5 B 7 DIG4 6 E 1 C 4 F 10 D 2 DOT 3 SENSOR1 TSOP1838 SB1 1 2 3 R2 12K SW5 KPT1112 SW7 KPT1112 SW6 KPT1112 R1 330 C1 4 7uF 16V SW4 KPT1112 SW1 KPT1112 SW2 KPT1112 SW3 KPT1112 CON1 CON26 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...

Page 38: ...eet of C6 222P 1KV LF1 C5 68uF 400V L2 15uH L4 3uH D5 SRP100K L1 15uH D6 1N4937 1N5239B ZD1 PC1 LTV817 R1 220K 2W R2 68K 1W R4 68K D7 1N4937 C7 473 50V C8 47uF 50V D8 UF5404 D9 UF4004 D10 UF4004 C9 47uF 50V R3 0 5 1W R5 20 PC1 LTV817 D12 1N5822 D11 SB360 L3 15uH L5 7uH C10 102P 1KV C11 220uF 35VX2 C12 C13 220uF 25V C14 100uF 25V C15 220uF 16V C16 100uF 16V C17 102P 1KV C18 1000uF 10V C19 470uF 10V...

Page 39: ......

Page 40: ......

Page 41: ......

Page 42: ......

Page 43: ......

Page 44: ......

Page 45: ......

Page 46: ......

Page 47: ......

Page 48: ......

Page 49: ...BIN 3 8 1 EAㅤ CES5T1A221M C EL 10V 220UF SMS 10 EACC2 CC5 CC52 CC53 CC56 CC59 CC60 CC61 CC62 CC63 CES5T1C100M C EL 16V 10UF SMS 30 EACC1 CC8 CC9 CC10 CC11 CC12 CC13 CC17 CC18 CC19 ㅤ ㅤ ㅤ CC20 CC23 CC24 CC25 CC26 CC27 CC28 CC33 CC36 CC37 ㅤ ㅤ ㅤ CC40 CC43 CC44 CC45 CC49 CC55 CC57 CC58 CC65 CC66 CES5T1C101M C EL 16V 100UF SMS 5 EACC3 CC4 CC47 CC64 CC51 CES5T1C221M C EL 16V 220UF SMS 3 EACC35 CC50 CC54 ...

Page 50: ... ㅤ BC9 C101 C102 C106 C107 C109 C11 C110 C111 C112 ㅤ ㅤ ㅤ C113 C114 C115 C120 C121 C122 C123 C124 C125 C126 ㅤ ㅤ ㅤ C127 C13 C131 C132 C133 C134 C136 C17 C20 C26 ㅤ ㅤ ㅤ C37 C38 C4 C42 C45 C46 C47 C48 C49 C50 ㅤ ㅤ ㅤ C52 C53 C54 C59 C60 C61 C62 C63 C65 C67 ㅤ ㅤ ㅤ C83 C85 C89 C95 C105 CK2F0AI104Z C CH 50V 0 1UF HIK 3 EAC3 C55 C56 DKDS226 D CH KDS226 1 EAD4 DT1SS355 D CH 1SS355 1 EAD5 E103100052A BD CH HH 1...

Page 51: ... J 1608 4 EAR51 R53 R74 R110 RKD10P0271J R CH 1 16 270 J 1608 7 EAR6 R8 R12 R14 R38 R39 R56 RKD10P0272J R CH 1 16 2 7K J 1608 2 EAR240 R254 RKD10P0330J R CH 1 16 33 J 1608 6 EAR3 R4 R73 R82 R256 R257 RKD10P0331J R CH 1 16 330 J 1608 6 EAR76 R111 R112 R114 R115 R116 RKD10P0334J R CH 1 16 330K J 1608 1 EAR78 RKD10P0391J R CH 1 16 390 J 1608 3 EAR128 R233 BC11 RKD10P0431J R CH 1 16 430 J 1608 1 EAR15...

Page 52: ...32 Q33 Q34 Q35 TKTD1304 TR CH N KTD1304 9 EAQ1 Q2 Q3 Q4 Q7 Q8 Q9 Q13 Q17 TKTN2222S TR CH N KTN2222S 1 EAQ6 TUAME1117C REG UAME1117CCCT 3 3V 1 EAREG3 U24C16N IC MEMO 24C16N SOI 1 EAU19 U74AHCT245DW IC 74AHCT245DW SMD 1 EAU15 U74AHCT373DW IC 74AHCT373DW SMD 2 EAU14 U16 U74HC14D IC TTL 74HC14D SOT 1 EAU7 U74HCT374DW IC TTL SN74HCT374DW T I 2 EAU20 U22 UK4S641632D IC SDRAM K4S641632D 7N TSOP 1 EAU10 U...

Page 53: ... E106800007A SENS TSOP1838SB1 1 EA SENSOR1 LSA3411S3T LED SA3411 S3T 1 EA LED1 CEE5T1C4R7M C EL 16V 4 7UF SRE 1 EA C1 E102700003A SW TACK 2P 7 EA SW1 SW2 SW3 SW4 SW5 SW6 SW7 E104600021A WIRE NS S 52MM 10 EA J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 E108500050A PCB S HSS 1000 FR0NT TYPE A 1 EA RDHP0T0123J R C AX 1 6 12K J 1 EA R2 RDHP0T0331J R C AX 1 6 330 J 1 EA R3 RDHP0T0470J R C AX 1 6 47 J 1 EA R1 Appendi...

Page 54: ...RT RAD 1 ST CEE5T1C4R7M C EL 16V 4 7UF SRE 1 EA C1 E102700003A SW TACK 2P 6 EA SW2 SW3 SW4 SW5 SW6 SW7 E106500012A LED SR5511 B SP 1 EA LED3 E106500013A LED SM5511 B SP 1 EA LED1 E106500014A LED SO5511 B SP 1 EA LED2 P 5150 FA0A 515 FRT AXI 1 ST E104600021A WIRE NS S 52MM 13 EA JP1 JP2 JP3 JP4 JP5 JP6 JP7 JP8 JP9 JP10 JP11 JP12 JP13 E108500034A PCB S FRONT 515 1 EA RDHP0T0123J R C AX 1 6 12K J 1 E...

Page 55: ... 10 YCP10J37 0 047uF 50 100 V 473P 1 C6 YCP90355 1uF 50V SG SMS 5x11 1 C7 YCP20354 100uF 10V SG SMS 5x11 1 C20 YCP21G26 100uF 16V SG SMS 6 3x11 1 C24 YCP20126 100uF 25V SG SMS 6 3x11 1 C16 YCP20226 470uF 10V SG SMS 8x11 5 1 C14 YCP20G42 47uF 50V RG KME 6 3x11 2 C19 22 YCP42324 220uF 16V RG KME 8x11 5 2 C8 9 YCP42128 220uF 25V RG KME 8x11 5 1 C15 YCP42228 150K CC 150B 1 C13 YID04000 KA431AZ TL431CL...

Page 56: ...53T 1 F1 YIC10018 KA278R33 1 U1 YIC10017 23x17x19 HOLE x35 H 1 U3 YHS00015 15x5x22 HOLE x26 H 1 FOR U1 YHS00013 M3 6 ASSEMBLY 1 FOR U3 YBT03000 M3 8 ASSEMBLY 1 FOR U3 YBT05000 UL1007 22AWG 11x155mm 1 FOR U1 YCN00006 10 25 9t UL94V 0 1 FOR CN2 OUT YJE1E050 QC PASS 31E 1 FOR PCB YLAH1095 LABEL LOT NO 1 FOR PCB YLAG154C RTV122 LDC7091 1 FOR CARTON BOX YBB00001 CARTON BOX g FOR PCB PAD A 1 CARTON BOX ...

Reviews: