Loewe Xemix 6222 Скачать руководство пользователя

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1-5

SPECIFICATIONS

• GENERAL

Power requirements

AC 110~240V, 50/60Hz

Power consumption

14W

Dimensions(approx.)

360 x 69 x 215mm (W/h/d)

Mass(approx.)

2.52kg

Operating temperature

5˚C to 35˚C (41˚F to 95˚F)

Operating humidity

5% to 90%

• SYSTEM

Laser

Semiconductor laser, wavelength 650nm

Signal system

PAL/NTSC

Frequency response

DVD (PCM 96kHz): 8Hz to 44kHz

DVD (PCM 48kHz): 2Hz to 22kHz

CD: 8Hz to 20kHz

Signal-to-noise ratio

More than 100dB (ANALOG OUT connectors only)

Harmonic distortion

Less than 0.008%

Dynamic range

More than 100dB(DVD)

More than 95dB(CD)

• OUTPUTS

VIDEO OUT

1 V (p-p) 75

Ω

, sync negative, RCA jack x 1 /

SCART (TO TV)

Audio output (digital audio)

0.5 V (p-p), 75

Ω

, RCA jack x 1

Audio output (analog audio)

2.0 Vrms (1 kHz, 0 dB), 600

Ω

RCA jack (L, R) x 1 / SCART (TO TV)

Содержание Xemix 6222

Страница 1: ...CONTENTS SECTION 1 SUMMARY SECTION 2 CABINET MAIN CHASSIS SECTION 3 ELECTRICAL SECTION 4 PARTS LIST ...

Страница 2: ...MMARY CONTENTS PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS 1 3 SERVICING PRECAUTIONS 1 4 General Servicing Precautions Insulation Checking Prodedure Electrostatically Sensitive Devices SPECIFICATIONS 1 5 ...

Страница 3: ...AYS WHEN THE HIGH VOLTAGE IS AT THE FACTORY SPECIFIED LEVEL THE PROPER VALUE IS GIVEN IN THE APPLICABLE SCHEMATIC OPERA TION AT HIGHER VOLTAGES MAY CAUSE A FAILURE OF THE PIC TURE TUBE OR HIGH VOLTAGE SUPPLY AND UNDER CERTAIN CIR CUMSTANCES MAY PRODUCE RADIATION IN EXCESS OF DESIR ABLE LEVELS 2 ONLY FACTORY SPECIFIED C R T ANODE CONNECTORS MUST BE USED DEGAUSSING SHIELDS ALSO SERVE AS X RAY SHIELD...

Страница 4: ... pan els Input terminals Earphone jacks etc Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The following techniques should be u...

Страница 5: ...m Signal system PAL NTSC Frequency response DVD PCM 96kHz 8Hz to 44kHz DVD PCM 48kHz 2Hz to 22kHz CD 8Hz to 20kHz Signal to noise ratio More than 100dB ANALOG OUT connectors only Harmonic distortion Less than 0 008 Dynamic range More than 100dB DVD More than 95dB CD OUTPUTS VIDEO OUT 1 V p p 75 Ω sync negative RCA jack x 1 SCART TO TV Audio output digital audio 0 5 V p p 75 Ω RCA jack x 1 Audio ou...

Страница 6: ...3 35 3 36 4 FRONT CIRCUIT DIAGRAM System not operate Remocon not operate Power LED abnormal Digital abnormal System not operate or Dihitron abnormal or Key not operate ...

Страница 7: ...isplay Program download fail 2 5 doesn t appear System not working Digitron all not display System not working Video signal not appeared No Power on Video signal Y Video signal Color System not working or screen is abnormal 2 SYSTEM CIRCUIT DIAGRAM ...

Страница 8: ... OF THE LATEST SAFETY AND PERFORMANCE IMPROVEMENT CHANGES INTO THE SET IS NOT DELAYED UNTIL THE NEW SERVICE LITERATURE IS PRINTED NOTE 1 Shaded parts are critical for safety Replace only with specified part number 2 Voltages are DC measured with a digital voltmeter during Play mode NOTES Warning NOTES Parts that are shaded are critical NOTES With respect to risk of fire or NOTES electricial shock ...

Страница 9: ...3 33 3 34 3 RF SERVO CIRCUIT DIAGRAM CD DVD LD will not on ...

Страница 10: ...2 1 SECTION 2 CABINET MAIN CHASSIS CONTENTS 1 EXPLODED VIEWS 2 2 1 Cabinet and Main Frame Section 2 2 2 Deck Mechanism Section 2 3 3 Packing Accessory Section 2 4 ...

Страница 11: ...2 2 EXPLODED VIEWS 1 Cabinet and Main Frame Section 467 300 A48 452 452 465 465 457 275 332 OPTIONAL PART 463 463 463 463 463 A46 250 463 260 A43 A00 283 A49 A42 280 A 5 4 3 2 1 B C D ...

Страница 12: ...tion 001 003 004 431 026 021 023 025 436 436 436 022 024A 024B 024A 435 022A 032 024 027 028 031 030 434 A02 A03 A01 A00 020 011A 010 015 015A 015B 015C 017 013 014 018 011 029 012 430 431 431 012 430 433 002 A 5 4 3 2 1 B C D ...

Страница 13: ... 808 PACKING SHEET 804 PACKING OPTIONAL PARTS 803 806 820 OWNER S MANUAL CABLE COAXIL 810 CABLE ASS Y RF 801 REMOCON 900 BOX CARTON 802 PACKING 803 811 812 PLUG ASS Y 1WAY YELLOW PLUG ASS Y 1WAY BLACK PLUG ASS Y 2WAY 821 SCART CABLE 2 4 ...

Страница 14: ...3 37 3 38 5 AUDIO CIRCUIT DIAGRAM 2CH AUDIO 2CH Audio out bad 2CH Audio out bad ...

Страница 15: ...3 49 3 50 3 KEY P C BOARD LEFT Solder Side 4 KEY P C BOARD RIGHT LOCATION GUIDE Solder Side ...

Страница 16: ...3 47 3 48 2 I O P C BOARD LOCATION GUIDE ...

Страница 17: ...3 45 3 46 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE ...

Страница 18: ...3 39 3 40 6 JACK CIRCUIT DIAGRAM All Video signal isn t appear or bad Video Signal CVBS 2CH AUDIO Video Signal Y Video Signal Color ...

Страница 19: ... DISC CONDITION 3 18 10 TRACKING CONTROL RELATED SIGNAL System checking 3 19 11 RF WAVEFORM 3 20 12 MT1379 AUDIO OPTICAL AND COAXIAL OUTPUT ASPDIF 3 20 13 MT1379 VIDEO OUTPUT WAVEFORM 3 21 14 AUDIO OUTPUT FROM AUDIO DAC 3 22 BLOCK DIAGRAMS 3 24 1 Overall Block Diagram 3 24 2 Power SMPS Block Diagram 3 25 3 SERVO Block Diagram 3 26 4 MPEG MEMORY Block Diagram 3 27 5 VIDEO AUDIO Block Diagram 3 28 C...

Страница 20: ...present at emitter of Q107 Replace Q107 Is there a DC voltage At terminal of BD101 Is there a DC voltage at R101 Replace IC101 Check F101 1 Power check flow No VF Is 5 2VA section working Replace D109 Check F102 NO NO YES YES YES YES Replace R101 YES Replace BD101 YES YES A B NO NO NO NO ...

Страница 21: ...ecieve OPEN CLOSE Key Receive CLOSE Key 1 Stop Playback Open Tray 2 Display tray open message LOGO 1 Execute Pressed Key IR Key 2 Systemoperati on Routi ne Loop 1 Judge whether have disc and disc type 2 Jump to related disc reading procedure SLED at Inner Side 1 8032 initializes SERVO DSP RISC registers 2 Write RISC code to SDRAM 3 Reset RISC ...

Страница 22: ...eset circuit 3 Check FLASH R Wenable signal PRD RWR 4 Check RS232 SIGNALS 5 Check FLASH Memory related circui t Check the AC Vol tage Power PART 110V or 220V Is the DC Vol tage outputs OK 5V 3 3V 8V 12V Is 3 3V and 2 5V DC outputs normal on main PCBA Update FLASH IC5A1 successfully Replace FLASH IC5A1 A Communication between IC901 MT1379 is normally Connect to PC RS232 Cable and update the FLASH m...

Страница 23: ...he load OPEN CLOSE switch Check the Tray control IO pins on MT1376 MT1379 Check the Tray control amplifying circuit on Motor driver IC202 Does Tray move inside when it is not at closed position Normal TROUT TRIN signals Normal TRCLOSE TROPEN signal Normal LOAD LOAD signal Check the cable connection between main PCBA and loader MECHA Check connection lines between SDRAM IC502 IC503 MT1379 and the S...

Страница 24: ...al Lens has movements for searching Focus Proper F F outputs Check cable connect on with pick up head Proper FOSO outputs to motor driver Check FOSO connection on MT1379 and motor dirver Check the amp circuit on motor dirver C Check the cable connection with MECHA Do not put in disc and tray close Check the connection line of STBY signal Check the rel ated circuit of FMSO Check the amp circuit on ...

Страница 25: ...circuit on MT1336 RFL signal Collector voltage of power transistor is OK Q204 Q205 Check cable connection between transistor couput and pick up head Laser off Proper RFL signal on MT1336 Proper DMSO signal on MT1379 Check DMSO related circuit on MT1379 Check the spindle control amp circuit of motor driver SP SP output properly Check the cable connection between spindle and main PCBA Check the RFL ...

Страница 26: ...O signal on MT1336 Proper FEO signal on MT1336 Check the related circuit on MT1336 FEO sugnal Check the related circuit on MT1336 Properly TRSO signal on MT1379 T T output properly Check the TRSO connection on MT1379 and motor dirver Check the tracking control amp circuit on motor driver Check cable connection on pick up head Check RF signal waveform Check FEO connection between MT1336 and MT1379 ...

Страница 27: ... out IC601 Check Audio filter amplify mute circuit IC401 Application circuit Check connection between MT1379 Audio DAC Check VRST ACLK ABCK ASDAT3 Check the related circuit of Audio DAC Check Audio out Pin 14 15 18 19 Check communi cation lines on MT1379 Communications between IR VFD Front pannel key MT1379 Front u com IC901 is normally No No Yes Yes ...

Страница 28: ...T AND DEBUGGING 1 SYSTEM 27MHz CLOCK RESET FLASH R W SIGNAL 1 MT1379 main clock is at 27MHz X501 3 8V 27MHz FIG 1 1 2 MT1379 MT1336 reset is high active PWR_CTL P5901 PIN 17 5 2VA Power Cord in M_RESET P5901 PIN 19 URST IC501 PIN 188 FIG 1 2 ...

Страница 29: ...3 11 3 RS232 waveform during procedure Downloading TXD J6 PIN3 RXD J6 PIN 2 FIG 1 3 4 Flash R W enable signal during download Downloading FRD IC5A1 PIN 28 FWR IC5A1 PIN 11 FIG 1 4 ...

Страница 30: ...T1379 main clock is at 27MHz X501 IC502 IC503 PIN 35 DCLK 93MHz Vp p 2 2 Vmax 2 7V FIG 2 1 3 TRAY OPEN CLOSE SIGNAL 1 Tray open close waveform OPEN CN203 PIN 3 CLOSE CN203 PIN 2 TROPEN IC202 PIN 1 TRCLOSE IC202 PIN 2 FIG 3 1 ...

Страница 31: ...2 Tray close waveform OPEN CN203 PIN 3 CLOSE CN203 PIN 2 TROPEN IC202 PIN 1 TRCLOSE IC202 PIN 2 FIG 3 2 3 Tray open waveform OPEN CN203 PIN 3 CLOSE CN203 PIN 2 TROPEN IC202 PIN 1 TRCLOSE IC202 PIN 2 FIG 3 3 ...

Страница 32: ...V 1 4V 1 0V IC501 PIN 19 STBY 5V IC201 PIN 50 SL 4 7V 3 6V 1 9V IC202 PIN 12 SL 5 3V 3 7V 2 5V IC202 PIN 13 FIG 4 1 5 LENS CONTROL RELATED SIGNAL NO DISC CONDITION FOSO 1 5V 1 4V 1 3V IC501 PIN 12 F 4 0V 3 6V 3 2V IC202 PIN 9 F 4 0V 3 6V 3 2V IC202 PIN 8 FIG 5 1 ...

Страница 33: ...NTROL RELATED SIGNAL NO DISC CONDITION MDI1 0V 180mV IC201 PIN 124 LD01 5 0V 3 5V IC201 PIN 125 LD02 5 0V 3 6V IC201 PIN 126 FIG 6 1 7 DISC TYPE JUDGEMENT WAVEFORM F IC202 PIN 9 FE IC201 PIN 18 RFL IC201 PIN 19 FIG 7 1 DVD ...

Страница 34: ...3 16 F IC202 PIN 9 FE IC201 PIN 18 RFL IC201 PIN 19 FIG 7 2 DVD F IC202 PIN 9 FE IC201 PIN 18 RFL IC201 PIN 19 FIG 7 3 CD ...

Страница 35: ...3 17 F IC202 PIN 9 FE IC201 PIN 18 RFL IC201 PIN 19 FIG 7 4 CD 8 FOCUS ON WAVEFORM FE IC201 PIN 18 FOSO IC501 PIN12 F IC202 PIN 9 F IC202 PIN 8 FIG 8 1 DVD ...

Страница 36: ... FE IC201 PIN 18 FOSO IC501 PIN12 F IC202 PIN 9 F IC202 PIN 8 FIG 8 2 CD 9 SPINDLE CONTROL WAVEFORM NO DISC CONDITION DMSO 1 4V 1 8V IC501 PIN 18 SP 3 6V 2 4V IC202 PIN 10 SP 3 6V 4 8V IC202 PIN 11 FIG 9 1 ...

Страница 37: ... 19 10 TRACKING CONTROL RELATED SIGNAL System checking TE IC201 PIN 21 TRSO IC501 PIN 13 T IC202 PIN 7 T IC202 PIN 6 FIG 10 1 DVD TE IC201 PIN 21 TRSO IC501 PIN 13 T IC202 PIN 7 T IC202 PIN 6 FIG 10 2 CD ...

Страница 38: ...3 20 11 RF WAVEFORM RFOP 2 3V 1 1V IC201 PIN 6 RFON 0 8V 2 0V IC201 PIN 7 FIG 11 1 12 MT1379 AUDIO OPTICAL AND COAXIAL OUTPUT ASPDIF IC501 PIN 153 FIG 12 1 ...

Страница 39: ...3 21 13 MT1379 VIDEO OUTPUT WAVEFORM 1 Full colorbar signal CVBS IC604 PIN 23 DCLK 93MHz Vp p 2 2 Vmax 2 7V FIG 13 1 2 Y IC604 PIN 21 FIG 13 2 ...

Страница 40: ...3 22 3 C IC604 PIN 26 DCLK 93MHz Vp p 2 2 Vmax 2 7V FIG 13 3 14 AUDIO OUTPUT FROM AUDIO DAC 1 Audio L R FIG 14 1 JK601 PIN 4 5 ...

Страница 41: ...3 23 2 Audio related Signal ASDAT3 IC501 PIN 157 ABCK IC501 PIN 148 ALRCK IC501 PIN 149 ASDATA3 FIG 14 2 ...

Страница 42: ... MOTOR SL SL IC202 LA6560 MOTOR DRIVER M V33 V33 AV33 DV33 V25 VCC 3V3M IC604 MM1623XFBE FILTER ASPDIF COAX S PDIF OUT ASPECT LD01 LD02 IOA V2 0 VCC 8V RVCC LIMIT TROUT TRIN TROPEN TRSO FOSO DMSO FMSO SCLK SDEN SDATA PWMOUT2 AD 0 7 VCC IC901 uPD780232 NEC Front Micom POWER BOARD V1P4 MDI1 APC MUTE J6 RS232 TXD RXD SCL IC502 M12L16161A 512K 2Banks 16BIT SDRAM V33 IC503 M12L16161A 512K 2Banks 16BIT ...

Страница 43: ...5V_A 29VA VF RECTIFIER LINE FILTER SWITCHING IC TRANS FEED B REG 8V 8V 5 2VA VF RECTIFIER FLD RECTIFIER 9V RECTIFIER 5 2V LPF LPF RECTIFIER 14V LPF 12V AC90 240V PWR ON OFF REG 3 3V 3 3V 3 3V_M REG 12V ON OFF RECTIFIER 3 8V LPF LOEWE ...

Страница 44: ... ADIN F F T T SL SL LOAD LOAD 27MHz X TAL RFOP RFON LD0 1 LDO 2 IOA MDI 1 ALPC V20 SDEN SDATA SCLK PWMOUT2 LIMIT TRIN TROUT TRCLOSE STBY V1P4 IC302 GM72V161621 1M x 16bit SDRAM IC303 GM72V161621 1M x 16bit SDRAM MA 0 10 DQM0 DQM1 WE CAS RAS CS BA0 DCLK DCKE DQ 0 15 DQ 16 31 MA 0 10 DQM0 DQM1 WE CAS RAS CS BA0 DCLK DCKE FLASH ROM PRD PWR PCE AD 0 7 A 0 19 EEP ROM SCL SDA RS232C MTK RXD TXD LOEWE 3 ...

Страница 45: ...nterface FRONT BOARD IC502 SDRAM 16M RFOP RFON HTRC RFRP RFL DCLK WE CAS RAS CS DCKE MA 0 10 DQM0 DQM1 DQ 0 15 DQM2 DQM3 DQ 16 31 X501 27MHz SCL SDA Y2 Y Y3 Color Y4 Y Y5 Cb Y6 Cr ASPECT 16 9 FEO CSO TEO ADIN BDO SDATA SDEN SCLK URST FMSO DMSO V1P4 V2P8 TROPEN TRSO FOSO ACLK ALRCK ABCK MUTE ASDTA 3 SCL SDA VRST ASPDIF PWR PCE PRD A 0 20 AD 0 7 VFD_SCK VFD_TXD M_REQ SCKO TXDO M REQ URST S_REQ VFD_R...

Страница 46: ...UDIO Block Diagram IC604 VIDEO 6dB Amp IC401 AUDIO DAC 2CH IC402 OP Amp LPF Buffer CVBS DAC RESET ACLK SCL SDA A V JACK MPEG MPEG AUDIO R AUDIO R ADATA3 LOEWE COMPONENT R G B Y Pb Pr SUPER VIDEO Y C R G B Y Pb Pr Y C ...

Страница 47: ...0 0 1 92 0 9 0 0 5 2 5 13 3 28 3 29 0 14 0 08 1 7 1 45 2 47 2 46 5 2 5 15 0 0 0 0 0 0 4 7 4 68 0 0 0 0 1 14 1 76 5 1 5 06 0 15 0 09 3 27 3 29 0 0 1 3 1 31 0 0 3 56 3 55 2 42 2 42 1 4 1 31 0 15 0 08 3 29 3 29 5 09 5 08 1 3 1 32 5 19 5 19 0 0 2 43 2 42 1 4 1 31 0 14 0 09 0 23 0 06 0 0 4 7 4 64 5 25 5 24 0 0 2 49 2 47 5 1 5 06 0 15 0 08 0 0 0 0 5 2 5 17 5 23 5 23 0 0 87 2 48 2 47 0 0 0 0 1 98 2 64 0 ...

Страница 48: ...AM IC505 EEPROM IC510 BUFFER IC5A1 FLASH IC604 MM1623XFBE IC901 F UCOM Q201 Q202 Q203 Q204 Q205 Q501 Q603 Q605 Q606 stop play stop play stop play stop play stop play stop play stop play stop play stop play E 0 0 0 0 0 0 5 14 4 34 5 14 5 1 0 0 0 0 1 64 0 1 63 0 C 0 5 09 0 0 0 0 19 0 2 42 0 5 0 0 0 0 1 11 96 0 1 6 0 7 1 7 B 0 68 0 0 5 04 5 04 0 5 08 3 64 5 08 5 05 0 83 0 83 3 25 0 0 0 0 0 Q607 Q608 ...

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