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Страница: 149 / 203

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MAINTENANCE/INSPECTION PROCEDURE

4-19

(3) F/E Head

(5) Drum Assembly

(Video Head)

(4) P2 Base

Assembly

(2) Tension Post

(1) Supply Reel

(6) P3 Base Assembly

The following faults can be remedied by cleaning and oil-
ing. Check the needed lubrication and the conditions of
cleanliness in the unit.
Check with the customer to find out how often the unit is
used, and then determine that the unit is ready for inspec-
tion and maintenance. Check the following parts.

1 Check before starting repairs

Phenomenon

Inspection

Replace-

ment

Color beats

Dirt on full-erase head

o

Poor S/N, no color

Dirt on video head

Vertical or
Horizontal jitter

Dirt on Audio/control head

Dirt on pinch roller

If locations marked with

o

do not operate normally after

cleaning, check for wear and replace.
See the EXPLODED VIEWS at the end of this manual as
well as the above illustrations See the Greasing (Page 4-22)
for the sections to be lubricated and greased.

NOTE

o

o

o

o

Dirt on video head

Dirt on tape transport system

Low volume,

Sound distorted

Tape does not run.

Tape is slack

o

In Review and
Unloading (off mode),
the Tape is rolled up
loosely.

Clutch Assembly D33K
Torque reduced

Cleaning Drum and
transport system

Fig. C-9-3

(7) A/C Head

(8) P4 Post

(10) Pinch Roller
(11) Take-up Guide Post

(9) Capstan Shaft

(12) Take-up Reel

* No. (1) ~ (13) Indicates the Tape Path to be traveled from Supply Reel to Take-up Reel.

Fig. C-9-1 Top View

Fig. C-9-2 Bottom View

F/E Head

Video Head

A/C Head

Pinch Roller

Belt Capston

Clutch

Assembly D33K

Fig. C-9-3 Tape Transport System

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Содержание LGXBR342

Страница 1: ... DVD RECODER SERVICE MANUAL MODEL LGXBR342 CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODEL LGXBR342 SERVICE MANUAL P NO 3829RGN002W Printed in Korea JANUARY 2004 CD R RW ...

Страница 2: ...1 1 SECTION 1 SUMMARY CONTENTS PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS 1 2 SERVICING PRECAUTIONS 1 3 SPECIFICATIONS 1 4 ...

Страница 3: ... solder splashes or sharp solder points Be certain to remove all loose foreign par ticles 4 Check for physical evidence of damage or deterioration to parts and compo nents for frayed leads or damaged insulation including the AC cord and replace if necessary 5 No lead or component should touch a high current device or a resistor rated at 1 watt or more Lead tension around protruding metal surfaces ...

Страница 4: ...ive Parts include Metal panels 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 ...

Страница 5: ... Standards MPEG 1 MPEG 2 Audio Compression Read AC 3 ATSC Standard for ATV MPEG 1 MPEG 2 Write MPEG 1 Layer 2 VCR PART Video Head System Double azimuth 4head helical scanning Tape Format Tape width 12 7mm 0 5 inch Timer 24hours display type OUTOUT VIDEO OUTPUTS 1 0 V p p 75 Ω negative sync RCA jack x 1 S VIDEO OUTPUT Y 1 0 V p p 75 Ω negative sync Mini DIN 4 pin x 1 C 0 3 V p p 75 Ω COMPONENT VIDE...

Страница 6: ...2 1 SECTION 2 CABINET MAIN CHASSIS CONTENTS EXPLODED VIEWS 2 2 1 Cabinet and Main Frame Section 2 2 2 Packing Accessory Section 2 3 ...

Страница 7: ...me Section 284 261 452 452 320 265 467 468 263 264 250 300 463 463 463 261A 261A 261A 283 280 A43 457 276 260 457 463 457 469 469 A50 A47 A48 A46 A00 457 TU701 323 A52 270 A26 A60 466 463 466 256 463 255 469 257 A47A A44 452 A 5 4 3 2 1 B C D ...

Страница 8: ...king Accessory Section BATTERY 808 BAG 804 PACKING 803 806 INSTRUCTION ASSEMBLY CABLE COAXIAL 810 CABLE ASS Y RF 801 REMOCON 900 BOX CARTON 802 PACKING 803 811 812 PLUG ASS Y 1WAY PLUG ASS Y 2WAY OPTIONAL PARTS ...

Страница 9: ...3 86 CIRCUIT VOLTAGE CHART 3 90 PRINTED CIRCUIT DIAGRAMS 3 94 1 VCR P C BOARD TOP VIEW 3 94 2 POWER P C BOARD BOTTOM VIEW 3 96 RL 01A LOADER PART ELECTRICAL TROUBLESHOOTING GUIDE 3 98 BLOCK DIAGRAMS DESCRIPTION 3 112 1 OVERALL BLOCK DIAGRAM 3 112 2 MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION 3 113 3 MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION 3 118 4 IC302 UPD76F0047 MICOM 3 127 WA...

Страница 10: ...OVERALL WIRING DIAGRAM 3 2 ...

Страница 11: ...nt of the vertical synchronized signal to 6 5H 0 5H 412µs 1H 63 5µs PG Adjustment Method a 1 Playback the SP standard tape b 2 Press the ENTER key on the Remote controller and the REC key on the Front Panel at the same time then it goes into Tracking initial mode Digitron c 3 Repeat the above step No b 2 then it finishes the PG adjusting automatically Digitron PG d 4 Stop the playback then it goes...

Страница 12: ...he D102 normal Check or Replace the D102 Replace the D121 Replace the IC103 Replace the D126 Replace the D129 Replace the D130 Replace the D127 Replace the D128 YES YES YES YES YES YES YES YES YES YES Is the Vcc 11V 18V supplied to IC101 Pin2 NO Is the D121 normal Is there about 2 5V at the IC103 Pin1 Is the D126 normal Is the D129 normal Is the D130 normal Is the D127 normal Is the D128 normal YE...

Страница 13: ... Q126 Is the Vcc 13V sup plied to Q126Collector Is the Vcc 33V sup plied to Q126 Base Is the Q126 Nomal Check or Replace the D126 NO NO NO YES YES YES NO VFD Check or Replace the R107 Is the R107 Normal Is the D128 Normal NO Check or Replace the D128 Check or Replace the ZD151 NO NO YES Is the ZD151 Normal Check or Replace the D127 YES YES No 33V Check or Replace the D130 Is the Vcc 33V sup plied ...

Страница 14: ...D129 Is the Vcc 30V supplied to Q120 Collector Is the Vcc 33V supplied to Q121 Collector Is the Vcc 30V sup plied to Q120 Base NO NO Check or Replace the ZD153 NO Check the HSR H signal from µ com Check or Replace the Q121 Q122 33V line YES YES Check or Replace the Q120 YES ...

Страница 15: ...r to SMPS 5 3VA troubleshooting Check IC501 Pins22 23 24 25 Do T UP Reel Pulses appear at the point between R556 and R536 Replace the T UP Reel Sensor RS501 Check the CST SW and the peripheral circuitry Replace the IC501 The unstable loading of a Cassette tape Does the H signal appear at IC501 Pin60 while inserting the CST Does the L signal appear at IC501 Pin19 while inserting the CST Check the D...

Страница 16: ...t run Do the DFG Pulses appear at PMC01 Pin11 Replace the Cap M Are the foil patterns and the Components between IC501 Pin 90 and PMC01 Pin11 shorted Replace IC501 Refer to 2 No 12VA of Power section Do the Drum PWM Pulses appear at IC501 Pin76 Are the foil patterns and the Components between IC501 Pin76 and PMC01 Pin12 shorted Do the DFG Pulses appear at IC501 Pin90 Do the Drum PWM Pulses appear ...

Страница 17: ...ed Does the CFG signal come into IC501 Pin87 Are the foil patterns and Components between IC501 Pin77 and PMC01 Pin9 shorted 2 SERVO CIRCUIT 3 When the Capstan Motor doesn t run NO NO NO YES YES YES When the Capstan Motor doesn t run Does 12VA appear at PMC01 YES Replace IC501 YES NO NO YES Refer to SMPS CAPSTAN 12Volt Trouble Shooting Are the foil patterns and component between IC501 Pin87 and PM...

Страница 18: ...ction button is pressed No I2 C bus communication Does Power appear at the Pull up impedence R569 R507 Replace IC501 Refer to SMPS 5 3VA Trouble Shooting Replace the defective switches Refer to SMPS 5 3VA Trouble Shooting YES YES NO NO NO 2 SERVO CIRCUIT 4 Keys do not work VCR ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 19: ...Circuit Is I2 C BUS signal applied to IC301 Pins53 54 55 Replace IC301 Check the path of the sig nal between IC301 Pin 26 and IC501 Pins50 52 Is there REG12 on the plus terminal of C653 Check the REG 12V Line Power Circuit Check the Q605 Video Buffer Check the VDR Module Check the IC601 and Video Out Line Check the System Circuit Refer to SYSTEM I2 C BUS CHECK Trouble Shooting YES YES YES YES YES ...

Страница 20: ...rcuit Check the System Circuit IC501 Pin18 Check the V H S W level Refer to SYSTEM Y C BUS CHECK Trouble Shooting Is the V H S W signal applied to IC301 Pin57 Does the Rectangular waveform 5V appear at IC301 Pin57 V H S W Clean the Drum Check C324 Check R328 C322 C323 Does the Y Luminance signal appear at IC301 Pin20 Is the Y Luminance Video waveform showed up at IC301 Pin22 Replace IC301 NO YES Y...

Страница 21: ... Pins23 44 45 52 68 77 Does the Color signal appear at IC301 Pins41 50 Check the line of the REG 5V Line Power Circuit Replace X301 Check C342 C341 R333 Is X301 3 58MHz normal Replace IC301 Does the Color signal appear at IC301 Pin48 Replace IC301 NO YES YES YES NO NO NO VCR ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 22: ...s brightness normal Does signal appear at IC301 Pins41 50 NO Check X301 oscillation frequency YES Is the brightness signal sup plied to IC301 Pins18 Is 5V supplied to IC301 Pins23 44 45 68 77 Check the power of Pins23 44 45 52 68 77 Check the 5V power NO NO NO NO NO Is Y C Bus applied to IC301 Pins53 54 55 Check the REG 5V power Check system part Do X301 and X TAL oscillate Check X301 Is V H SW su...

Страница 23: ...heck the signal flow from IC602 Pin7 to JK601 Pin Video out YES Check 33V line NO Check 5V line NO YES Does the Clock signal appear at TU701 Pin9 Check the l2 C Clock Signal of µ COM Pin71 NO YES Does the data signal appear at TU701 Pin10 Replace Tuner Check the signal flow from IC501 Pin27 Pin27 is L state in Tuner Mode Check the signal from IC301 Pin26 to IC501 Pin50 Check the signal from IC501 ...

Страница 24: ...heck the oscillator of IC701 Pins5 6 YES Check the Audio of IC701 Pins30 31 YES Check the Audio of IC801 Pins2 3 YES Check the Audio of IC801 Pins16 17 YES Check the Tuner SIF of TU701 Pin22 NO Replace X751 NO Check the IIC Clock and Data at IC701 Pins12 13 NO Check the signal flow from IC701 Pins30 31 to IC801 Pins2 3 NO Check the IIC Clock and Data at IC801 Pins42 43 NO ...

Страница 25: ...2 Audio of IC801 Pins8 9 Check the Vcc of IC801 Pins34 40 IC802 Pin4 YES Check the IIC Clock and DATA at IC801 Pins42 43 YES Check the Audio of IC801 Pins16 17 YES Check the JK601 Check the IC701 Pins30 31 NO Check the VDR MODULE PMD02 Pins23 25 NO NO Check the RCA Jack JK601 Scart1 Audio in L R NO Check the VDR MODULE PMD02 Pins27 29 Check the Power 5 2V 12V YES NO Check the IC501 Pins71 72 NO Re...

Страница 26: ...IC801 Pin41 and the Tape quality Is the RF Envelope at IC801 Pin44 over 2Vp p YES Check IC801 Pin42 Data Pin43 Clock YES Do Audio Signals appear at IC801 Pin16 L CH 17 R CH YES Do Audio Signals appear at JK601 Check Power 5 2V 12V NO Check IC501 Pin19 A H SW NO NO Check the parts of µ COM IC501 Pins71 72 NO Check the Connection at P3D01 Pins7 9 NO Check the Jack JK601 NO ...

Страница 27: ...ls appear at IC801 Pins16 17 YES Do FM Audio signals appear at IC801 Pin36 YES Check the Contact Point of Drum Connector if good then Replace the Drum YES Check Power 5V 12V NO Check ports of µ COM IC501 pins 71 72 Check Audio input signal of IC801 Pins2 3 TU A 4 5 AV1 6 7 VDR A 10 11 AV2 NO Replace IC801 NO NO VCR ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 28: ...OTING BLOCK D124 C129 RECTIFIER SMOOTING BLOCK D123 C126 L124 C127 RECTIFIER SMOOTING BLOCK D122 C123 L123 C125 PHOTO COUPLER IC105 ERROR AMP IC106 FEED BACK BLOCK R131 R132 C141 R133 R161 R162 R163 12V REG S W Block IC157 R156 C155 12V 12V 1 8V 8 7V TO FAN P103 RECTIFIER SMOOTING BLOCK D129 C128 R147 RECTIFIER SMOOTING BLOCK D130 C137 R146 5 0V REG S W Block IC151 R151 C151 1 8V REG S W Block IC1...

Страница 29: ... 2 TO Hi Fi IC IC801 FROM TO MICOM IC501 SIF 33V PMP01 6 5 0V PMP01 2 CH S W IIC CLK IIC DATA VCR H TO AVCP IC IC301 FROM JACK PART TU V OUT V IN A IN Q702 Q703 VDR A L VDR A R AFT IC701 MSP3407 IIC CLK IIC DATA TU A L TU A R 3 22 3 23 2 TUNER MTZ BLOCK DIAGRAM ...

Страница 30: ...IN DE EM PB FM EQ FM AGC CNC YNR COMB 4 21M BPF SUB CONV 39 37 36 34 26 22 21 P B PB Mode EP REC SP REC 57 V H SW 55 Y C ENA 54 Y C DATA 53 51 50 49 48 47 39 38 37 36 34 32 30 28 22 21 20 73 70 69 66 Y C CLOCK X TAL 3 58MHZ C LPF MAIN CONV 4 21M BPF SUB CONV DETAIL ENH MAIN EMPHA REC FM EQ 4 7K FM MOD Y LPF YNR COMB 3 58M BPF1 LINE2 26 V OUT DVD TU LINE1 VIDEO AGC CLAMP CLAMP CLAMP IN CCD OUT VCA ...

Страница 31: ...10 10 11 11 80 78 A OUT R System IC801 LA72670M IC301 LA71206M AMP EQ AMP 78 4 10 A OUT R DATA CLOCK R P HEAD N A IN 53 ENA 55 54 5 4 6 From u COM 80 A OUT L OUTPUT SELECTOR EQ 3 2 IC301 LA71206M IC801 LA72670M 10 76 DET NORMAL AUDIO OUT A OUT L REC AMP 4 6 80 78 A OUT R ALC 9 TUNER AV1 AV2 DVD 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 EE Mode PB Mode REC Mode ...

Страница 32: ...R A R 27 Front A L 29 Front A R To AVCP To AVCP From AVCP VIDEO SW IC IC601 IC601 VIDEO AMP IC JK601 A V JACK IEC 958 From PMD01 Pin From To Hi Fi IC801 To Hi Fi AV1 Video in AV1 Audio in L R To TUNER MOD VIDEO JK603 Optical Jack Video Out Y Out Super C Out Super Y Out Comp Pb Out Comp Pr Out Comp Audio Out L Audio Out R Coaxial Out PMD02 3 28 3 29 5 JACK BLOCK DIAGRAM ...

Страница 33: ...C801 Hi Fi PNR Block 37 1 16 22 36 35 33 32 31 30 29 28 27 26 25 24 23 2 3 4 5 6 7 8 9 10 AUDIO INPUT BLOCK Audio Out To VDR TUNER DVD AV1 AV2 17 21 NORMAL A OUT TO VDR NORMAL A IN FROM AVCP 3 30 3 31 6 Hi Fi BLOCK DIAGRAM ...

Страница 34: ...2 21 79 58 80 88 49 40 37 98 34 IC501 M37760 MODE S1 I Limit MODE S2 MODE S3 MODE S4 62 VDR ENA 66 VDR DATA 65 VCR DATA 67 VCR ENA T UP Sensor T UP Reel SUP Reel CST IN Vss AMP Vss OSD Vss SYSCON Vcc SYSCON Vcc SERVO CAP PWM CTL CTL CFG CAP REV H LD CTL V ENV V H SW30 DPG D V Sync 38 39 X out Xc in Xc out X in 35 36 44 OSC in 2 95 94 87 12 59 9 18 76 90 13 H A SW 16 77 11 DRUM PWM 53 Vcc OSD 20 SU...

Страница 35: ...ective 29VA No Power D127 is Defective 28V No Power Q120 or ZD153 are Defective 12V No Power ZD103 is Defective 12V No Power D125 is Defective 5V No Power D124 is Defective 1 8V No Power D123 is Defective No Digitron Displayed D128 R107 ZD151 are Defective IMPORTANT SAFETY NOTICE WHEN SERVICING THIS CHASSIS UNDER NO CIR CUMSTANCES SHOULD THE ORIGINAL DESIGN BE MODIFIED OR ALTERED WITHOUT PERMISSIO...

Страница 36: ...3 36 3 37 EE MODE VIDEO TU MODE AUDIO 2 TU IF CIRCUIT DIAGRAM ...

Страница 37: ...e Auto Tracking has failed IC301 Pin 57 is defective PB COLOR Signal does not appear IC301 Pins 53 54 55 are defective IC301 doesn t operate X301 is defective PB COLOR Signal disappear IC306 Q307 are defective EE PB Screen doesn t appear FL301 Q304 Q305 are defective Normal Audio Signal is not recorded ...

Страница 38: ...3 40 3 41 4 JACK CIRCUIT DIAGRAM ...

Страница 39: ...PB REC 3 42 3 43 5 Hi Fi CIRCUIT DIAGRAM Hi Fi Audio is not appear 44 Pin is defective Hi Fi Audio is not appear IC801 Pins 42 43 are defective ...

Страница 40: ... COM is unstable IC505 is defective VCR will not operate X501 is defective CLOCK SETTING will not operate X502 is defective µ COM will not operate ES501 ES502 LD501 are defective Auto Rew will not work RS501 RS502 are defective Auto stop occures MS501 is defective Deck will not operate ...

Страница 41: ...7 TIMER CIRCUIT DIAGRAM 3 46 3 47 IC601 is defective Digitron display is unstable RC601 is defective R C will not working ...

Страница 42: ... DIV EP REC REC RF IC501 Waveform Tek Stop 10 0KS s 280 Acqs M5 00ms Ch1 Ch1 3 04 V 1 00 V T T 1 Tek Stop 250KS s 299 Acqs M 200µs Ch1 Ch1 3 04 V 1 00 V T T 1 Tek Stop 10 0KS s 18 Acqs M 5 00ms Ch1 Ch1 3 04 V Trigger Position 12 1 00 V T 1 T Tek Stop 10 0KS s 27 Acqs M5 00ms Ch1 Ch1 3 04 V 1 00 V T T 1 Tek Stop 10 0KS s 35 Acqs M5 00ms Ch1 Ch1 3 04 V 1 00 V T T 1 Tek Stop 50 0KS s 120 Acqs M1 00ms...

Страница 43: ...1 I C 8 0 1 EE PLAY MODE PIN NO 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 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 1 2 3 4 5 6 7 8 9 5 1 1 5 1 5 0 2 5 2 44 1 84 1 86 1 86 0 5 12 4 8 4 7 1 75 1 77 1 77 1 75 1 75 5 0 1 88 5 1 0 0 0 0 0 0 0 2 78 2 78 0 5 1 4 06 0 2 77 0 0 0 2 76 2 76 2 59 2 35 0 3 8 3 8 3 8 3 8 3 8 3 8 3 8 3 8 3 8 5 1 1 5 1 5 0 2 46 2 44 1 89 0...

Страница 44: ...3 52 3 53 PRINTED CIRCUIT DIAGRAMS 1 VCR P C BOARD ...

Страница 45: ...3 54 3 55 3 TIMER P C BOARD 2 POWER P C BOARD ...

Страница 46: ...3 56 3 57 4 KEY P C BOARD 5 JACK P C BOARD ...

Страница 47: ......

Страница 48: ...ace the BD101 Replace the TH01 Is the D104 normal Check or Replace the D104 Replace the D122 Replace the IC106 Replace the D123 Replace the D124 Replace the D125 YES YES YES YES YES YES YES YES YES Is Vcc 11V 18V supplied to IC101 Pin3 NO Are the D122 normal Is there about 2 5V at the IC106 Pin1 Is the D123 normal Is the D124 Normal Is the D125 Normal Power Line of Main PCB VDR is short VDR PART ...

Страница 49: ... about 5 5V at the IC151 pin1 Is there about 3 3V 5V at the IC151 pin4 Check the IC151 and Replace NO NO YES YES No 1 8V Check or Replace the D123 Is there about 2 3V at the IC160 pin1 Is there about 3 3V 5V at the IC160 pin2 NO Check or Replace the D128 Check the DVD PWR CTL H signal from µ com NO NO YES Is the ZD151 Normal Check the IC160 and Replace YES YES No 12V Check or Replace the D125 Is t...

Страница 50: ...CR PART IC7401 1 signal normal Check FFC Cable Signal flow NO YES No TUNER audio output when playing DISC no audio output check Audio output even When playing DISC PN7401 6 7 6 7 Low NO Check IC2076 power and R2602 R2603 signal Check FFC Cable and VCR part Check IC6904 power and other circuits Check IC2078 15 and power other circuits NO NO NO NO YES PN7601 19 22 Check audio signals IC6904 1 7 Chec...

Страница 51: ...heck audio signals IC6905 16 Check High Check IC6905 power And Other circuits YES YES YES YES No External Input 2 audio when playing DISC no audio output check Audio output even When playing DISC PN5401 4 6 Check audio signals NO Check Audio Cable Check IC2076 power and R2602 R2603 signal Check FFC Cable and VCR part Check IC6904 power and other circuits Check IC2078 15 and power other circuits NO...

Страница 52: ...610 10 Check input C637 R462 IC4004 8 HIGH RST_VIDEO R279 R281 Signal and 3 3V level IC4004 14 15 Check I2C Clk Data Check R112 CLOCK IC4004 17 18 19 20 29 36 Check signal input Check IC4002 power And Other circuits IC4004 21 24 61 64 Check VO_D0 VO_D7 signal RR123 RR126 Check VO_D0 VO_D15 YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO NO NO NO NO NO NO NO NO VD...

Страница 53: ...Signal R457 IC610 4 Check input C650 R458 IC4003 8 HIGH RST_VIDEO R279 R281 Signal and 3 3V level IC4003 14 15 Check I2C Clk Data Check R112 CLOCK IC4003 17 18 19 20 29 36 Check signal input Check IC4002 power And Other circuits IC4003 21 24 61 64 Check VO_D0 VO_D7 signal RR123 RR126 Check VO_D0 VO_D15 YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO NO NO NO NO N...

Страница 54: ... MICOM 50 52 Check In Output C644 Q605 C645 Check circuit R4601 Check signal IC301 28 YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES IC4009 8 HIGH RST_VIDEO IC2075 8 9 signal YES NO when reset IC4009 31 32 Check I2 C Clk Data Check R109 R110 Signal and 3 3V level YES NO check IC4004 91 94 VI_CLK VI_ VSYNC0 Check X401 clock oscillated YES NO NO NO When playing DISC no COMPONENT COMPOSI...

Страница 55: ...74ABT245 74ABT245 74ABT245 74ABT541 74ABT541 74ABT541 74ABT541 ATAPI_DATA 0 15 ATAPI_Ö PCI_AD0 CPLD EPM3064 V_ENC SAA7104 A_DAC CS4392 CVBS_OUT Y C OUT Y Pb Pr OUT VCR Board A_OUT R L VO_D 0 15 AO_D0 Latch 74LVT16245 Latch 74LVT16373 Latch 74LVC827 Control Register 74LVT273 CPLD EPM3032 FLASH ROM CS 0 3 E5_MA 1 5 22 26 CONTROL STATUS SIGNALS BA 1 24 HD 0 15 BD 0 15 BA 1 24 BA 20 24 BA1 U COM SIO_S...

Страница 56: ...T16245 74LVT273 74LVT273 74LVT273 74LVT273 CPLD CPLD CPLD CPLD FLASH FLASH 12V 74LVT125 74LVT125 TSB41LV03A TSB41LV03A V33PHY SAA7115 SAA7115 VDD0 VSSA0 SAA7104 SAA7104 VDDD VDDA 3 3VA 5VD 3 3VA 3 3V 3V3 2 5V 1 8V 12V 12V 3V3 SSTL2_VDD 2 5V 5V_VIAS1 5VD 1 8V 2 5V 74LVC08 74LVC08 74LVT273 74LVT273 74LVC541 74LVC541 74LVC04 74LVC04 CS5333 CS5333 CS4392 CS4392 VL VA 5VD NJM2274 NJM2274 MC33202 MC3320...

Страница 57: ...UT DAC_AUD_R _OUT DAC_AUD_R _OUT ZMUTE_L ZMUTE_R A_L_OUT A_R_OUT E5 BGA308 DMN8600 IC1099 Connector PN7601 Connector PN7401 Connector PN7601 A2_L_IN A2_R_IN A2_L_IN A2_R_IN Connector PN7601 Front Jack PN5401 A_SEL1 A_SEL2 Connector PN7401 A_SEL1 A_SEL2 Control Signals Audio DAC CS4392 IC7601 OP AMP NJM5532 IC7602 Audio Mute TR Block Audio ADC CS5333 IC6905 OP AMP MC33202 IC6904 Control Selection L...

Страница 58: ... 22 26 BA 1 5 BA 22 24 HD 0 15 E5_ALE E5_ALE IC2085 74LVT16373 IC2084 74LVT16245 IC2090 74LVC827 BA 6 21 FLASH_WE FCS0 OE2 IC1057 FLASH ROM HD 0 15 BA 1 22 IC2076 74LVT273 REG1_WE IC2078 74LVT273 BD 8 15 REG2_WE BD 0 7 IC2066 CPLD EPM3032 BA1 BA 20 24 CS 0 3 CPLD_WE REG1_OE REG2_OC SMSC_CS REG1_WE REG2_WE E5_OEL E5_DIR FCS0 A_SEL1 A_SEL2 PWDN_H INT_PROG SCL_88_SEL D_CONT1 D_CONT2 D_CONT3 RST_7114 ...

Страница 59: ..._VCR_IN VI_D 0 7 VI_CLK0 IC1099 DMN8600 IC4003 SAA7104 Video Enc IC4003 SAA7104 Video Enc SCL SDA SCL SDA Y C CVBS Y Pr Pb VO_CLK PIXCLKIX FSVGC VSVGC HSVGC PD 0 7 IC4002 CPLD EPM3064 VO_D 0 15 VO_CLK Control Register Logic HD 0 15 D_CTRL3 D_CTRL2 INT_PROG D_CONT2 D_CONT3 D_CTRL1 INT_PROG ...

Страница 60: ...3 70 3 71 CIRCUIT DIAGRAMS 1 E5_BGA POWER UART2 CIRCUIT DIAGRAM ...

Страница 61: ...3 72 3 73 2 DDR_SDRAM FLASH CIRCUIT DIAGRAM ...

Страница 62: ...3 74 3 75 3 RST CONTROL STATUS_REG ATAPI HOST_CPLD LATCH CIRCUIT DIAGRAM ...

Страница 63: ...3 76 3 77 4 1394 ETHERNET_CONNECTOR CIRCUIT DIAGRAM ...

Страница 64: ...3 78 3 79 5 VIDEO_IN OUT CIRCUIT DIAGRAM ...

Страница 65: ...3 80 3 81 6 AUDIO IN OUT NON STD_VIDEO CIRCUIT DIAGRAM ...

Страница 66: ...3 82 3 83 7 AUDIO DAC VIDEO_Y MIXER CIRCUIT DIAGRAM ...

Страница 67: ...8 FRONT A V 1934 JACK CIRCUIT DIAGRAM 3 84 3 85 ...

Страница 68: ...X PN7601 PIN5 CVBS_OUT PN7601 PIN9 Y_OUT PN7601 PIN11 C_OUT PN7601 PIN17 R_Pr_OUT PN7601 PIN13 G_Y_OUT PN7601 PIN15 B_Pb_OUT IC4004 PINS20 36 VO_CLK IC4002 PIN37 VO_CLK PN7401 PIN1 AO_IEC958 PN6905 PIN2 ADC_MCLK PN7601 PIN16 DAC_MCLK PN6905 PIN3 AI_SCLK PN7601 PIN4 AO_SCLK PN6905 PIN7 AI_FSYNC PN7601 PIN5 AO_FSYNC PN6905 PIN4 AI_T0_E5 PN7601 PIN3 AO_D0 ...

Страница 69: ...3 88 3 89 IC4002 PIN38 VO_D0 IC4009 PIN90 VI_D0 PN7401 PIN 12 VDR_CLK PN7401 PIN 13 VDR_DIN PN7401 PIN 14 VDR_DOUT PN7401 PIN 15 VDR_ENB ...

Страница 70: ...3 0 EE PB REC MODE PIN NO I C 2 0 0 1 9 3 1 3 1 3 0 10 0 0 0 11 1 65 1 05 0 91 12 0 0 0 13 0 5 3 24 3 21 14 3 21 3 24 3 21 IC2069 1 0 01 0 0 2 3 24 3 23 3 21 3 0 02 0 02 0 02 4 4 95 4 95 4 92 5 0 02 0 0 26 6 0 02 0 0 7 0 02 0 0 8 0 07 0 0 9 0 02 0 0 10 0 02 0 0 11 0 11 0 1 0 1 12 0 11 0 1 0 1 13 0 11 0 1 0 1 14 0 11 0 1 0 1 15 0 11 0 1 0 1 16 4 13 4 14 4 15 17 0 11 0 1 0 11 18 4 95 4 92 4 9 19 0 0...

Страница 71: ...9 12 0 16 0 1 1 13 0 0 0 14 0 0 0 15 0 0 0 16 0 0 0 17 3 19 3 19 3 19 18 0 0 0 19 1 1 1 20 1 1 1 21 0 0 0 22 0 0 0 23 3 19 3 19 3 15 24 0 0 0 25 3 19 3 19 3 16 26 0 0 0 EE PB REC MODE PIN NO I C 4 0 0 9 27 2 9 3 18 3 18 28 1 61 1 61 1 61 29 1 6 1 6 1 6 30 3 18 3 18 3 18 31 3 18 3 1 3 18 32 3 18 3 1 3 18 33 3 18 3 18 3 178 34 3 18 3 18 3 178 35 0 06 0 1 0 2 36 0 0 0 37 0 0 0 38 0 0 0 39 3 18 3 18 3...

Страница 72: ...3 94 3 95 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW ...

Страница 73: ...3 96 3 97 2 MAIN P C BOARD BOTTOM VIEW ...

Страница 74: ...in 41 44 of CN201 12V 5V respectively after the power cable connecting Does the pin 3 of IC203 change 0V to 3 3V at the power supply initial input mode Are the X201 X301 oscillating Power Is the pin 3 of IC304 3 3V Is the pin 3 of IC303 2 5V OK YES YES YES YES YES NO NO NO NO Reference 1V IREF Check pin 109 of IC202 1 5V REFIN Check pin 142 of IC202 1 25V REFOUT Check pin 149 of IC202 2 25V REFI2 ...

Страница 75: ...isc Does tray operate normally YES YES YES YES YES NO NO NO NO NO NO NO YES YES Does pick up move to inside Does laser turn on After eject tray insert DVD Disc and check rotation After eject tray Insert DVD R RW Disc and check rotation OK Does disc rotate continuously and the drive recognize the disc Does disc rotate continuously and the drive recognize the disc Does disc rotate continuously and t...

Страница 76: ...place the IC103 Check the communication line between IC103 and IC302 Is there tray control signal input IC105 pin26 When CN104 is open Is there tray drive signal output Is there tray drive voltage output IC105 pin 49 50 Check the connector CN104 Replace the IC105 Is the Input voltage 0V at IC302 pin 60 when push the EJECT SW YES NO NO NO NO YES YES YES ...

Страница 77: ...put IC103 pin 8 9 YES YES YES YES YES NO NO NO NO NO Is there sled drive signal input IC105 pin 28 29 Is DRV CTRL1 signal H IC105 pin23 Replace the IC105 Replace the sled motor Check the connection of IC302 pin 91 Replace the IC302 Is there sled drive voltage output IC105 pin 34 37 Is there sled drive voltage output CN102 pin 1 2 3 4 Check the connection CN102 ...

Страница 78: ...ltage output IC105 pin 9 11 18 Is there SFG signal input IC302 pin 28 Check the connection of IC105 pin 21 Check the connector CN103 Replace the IC105 Replace the IC202 Check the R147 R149 Replace the IC106 OK Replace the Spindle Motor Is there spindle control DSP output IC202 pin 145 NO NO NO NO YES YES YES YES ...

Страница 79: ...al in Focusing Up Down IC107 pin 86 Is FDRV signal output normal in Focusing Up Down IC202 pin 146 Go to Focus Actuator operating is abnormal Focus Actuator operating is abnormal Is there focus search control signal input IC105 pin 53 Is there focus search drive voltage output IC105 pin 45 46 Is DRV CTRL1 signal H IC105 pin 23 Replace the IC105 Check the connection CN101 pin 35 36 Check the connec...

Страница 80: ... CN101 pin 5 8 9 12 Replace the IC107 Replace the IC202 Check the pick up FFC Replace the pick up Check the connection between IC202 pin139 and IC107 pin 82 Is TE signal input normal in focusing ON and tracking OFF IC202 pin 139 Is there TDRV signal output in tracking ON IC202 pin 147 Check the IC105 and pick up referring to Focus Actuator operating is abnormal ...

Страница 81: ...eplace the IC107 Go to Tracking Servo is unstable Check the pick up FFC and CN101 Replace the pick up unit Does focus servo operate normally Check pick up RF signal IC107 Pin115 RFO TP115 is 500 1000mVpp Check RFEQO waveform IC107 Pin 99 is 800 1200mVpp Check after replacing IC202 Is it OK OK NO NO NO NO NO YES YES YES YES YES ...

Страница 82: ...DEN DVD level was about 3 3V Is there RF signal at CN101 pin 13 14 Is there RF signal at IC107 pin 99 Check again after the replace IC107 Is it OK Recognition Fail Case 3 DVD R RW Fail Is there WOBBLE IC107 pin 75 signal Is there WBLLPP IC202 pin 133 signal Replace the IC202 Check the connection between IC107 and IC202 Replace the IC107 OK YES NO NO NO NO NO NO YES NO YES YES YES YES ...

Страница 83: ...meters of How to use Test Tool Execute C Laser Power Setup of How to use Test Tool Check reference voltage E F G FPD VRDC VWDC1 VWDC2 Is ALPC parameters valid Execute D Laser Inspection of How to use Test Tool OFF level VRDC level FPD VWDC1 level FPD VWDC2 level FPD OK ...

Страница 84: ...DC Loop and trigger Execute E ALPC Test for AS of How to Test Tool Select CD VRDC Loop and trigger Check the input of LDEN CD pin 33 of CN101 H Check the input of LDEN DVD pin 17 of CN101 H Check the input of VRDC pin 27 of CN101 Check the input of FPD pin 19 of CN101 END E ...

Страница 85: ... CN101 Check the input of recording pulse pin 31 32 of CN101 Check the input of FPD pin 19 of CN101 END G Execute E ALPC Test for AS of How to Test Tool Select DVD RW Rec Mode and trigger Check the input of LDEN DVD pin 17 of CN101 H Check the input of VWDC pin 29 of CN101 Check the input of recording pulse pin 31 32 of CN101 Check the input of FPD pin 19 of CN101 END ...

Страница 86: ...change it Check the media DVD R RW Does the disc have any dust scratch fingerprint Is the write tool supported by LG Drive Finalized Disc Check disc information on writing tool If you get some data information with Non Recordable Disc message the disc is finalized disc unrecordable disc and more If DVD R disc use new DVD R disc If DVD RW disc erase the disc YES YES NO NO NO YES NO NO ...

Страница 87: ...rs during writing Does writing finish without any error Is the written file read normally OK Check and replace the connection of IC202 pin 130 Do the IC302 pin 58 59 output toggle signals during writing Check and replace the IC302 Eject tray Go to LD CHECK Is the re written file read normally Is SHAPCRE input signal pulse IC107 pin 56 Check and replace IC107 IC202 YES YES YES YES YES YES NO NO NO ...

Страница 88: ...er LD LD Driver Driver SLED MOTOR PD PD PD RFI LDQM CAS WE RAS MBA MCLK MCKE UDQM MD 0 15 A T A P I C O N SDATAI L E D LED1 LED2 DRV CTRL0 DRV CTRL1 SFG HDD 0 15 DIOW DIOR HDMACK PDIAG IC106 NJM3403 TEMP TMPIN IC104 BA5962FVM TILT WLDON WGATE PDG CTRL WR RE EQCK1 EQCK2 SWRF1 SWRF2 ROPC1 ROPC2 SCFCK SHWB SHSV SHAPCRE SHAPCW OPCTRG IC105 BD7905BFS Motor Driver IC203 IC103 BU2501FV P2LD IC102 NJM3404...

Страница 89: ...3 GND7 FE SPP2 SBAD PPALL TE TE2 TECIN TEC VCC7 E1 MONI2 WOBBLE CWHP CWAGC VCC33 CP SI SO SCK RST GND6 EQCK2 EQCK1 SCFCK SGND RLDON RLD 31 32 33 34 35 36 37 38 39 40 41 42 43 RLDM WREF WLD WLDM PELD P2LD CREG REFI REFO2 VCC4 ADO BCO 44 GND4 45 CDAC 46 VCC5 47 BCIN 48 ADIN 49 RCBH1A 50 RCBH1B 51 GND5 52 SHWB 53 SHSV 54 VCC6 55 OPCTRG 56 SHAPCRE 57 SHAPCW 58 ROPC1 59 ROPC2 60 WLDON MONI1 120 119 118...

Страница 90: ... H input SHSV SHWB RREF PDIN FPDVREF OPCTRG SHAPCE SHAPCW WLDON RLDON APCPH WLD WLDM WREF RLD RLDM PELD P2LD BCO ADO ADIN BCIN HPAD HPBC CBC CAD CWAGC CWHP RCBH1A RCBH1B AGCIN REQ RFEQ Circuit MIRR DEFECT RC detect FOK detect BCA detect Signal Conversion AGC RF Signal Control Control Logic S H Matrix ALPC CD R RW APC DVD Wobble signal Control SAA SBB SCC SDD Wobble SCF LPF LPP detection AA BB CC D...

Страница 91: ...ignal input for Focus 21 GND3 Analog GND 22 HPAD Wobble circuit HPF band setting condenser connecting port 23 CAD Wobble circuit AGC response time setting condenser connecting port 24 HPBC Wobble circuit HPF band setting condenser connecting port 25 CBC Wobble circuit AGC response time setting condenser connecting port 26 VCC3 Analog power 27 PDIN INPUT Laser monitor current input 28 FPDVREF INPUT...

Страница 92: ... pulse input 1 for WRF signal 59 ROPC2 INPUT Sample hold pulse input 2 for WRF signal 60 WLDON INPUT Write ALPC Center signal input 61 RLDON INPUT Read ALPC Center signal input 62 SGND Sub straight GND 63 SCFCK INPUT SCF clock input 64 EQCK1 INPUT Fixed clock input 65 EQCK2 INPUT Equalize automatic control clock input 66 GND6 Analog GND 67 RST INPTU Register reset input 68 SCK INPUT Register setti...

Страница 93: ...er connecting port 99 RFEQO OUTPUT Equalizer output 100 VCC8 Analog power 101 CEQOS2 RF Equalizer circuit condenser connecting port 2 102 CEQOS1 RF Equalizer circuit condenser connecting port 1 103 GND8 Analog GND 104 REQ RF Equalizer circuit volatage setting resistance connecting port 105 CEQ Equalizer fc automatic control curcuit condenser connecting port 106 CDPDD DPD D signal HPF band setting ...

Страница 94: ...TRQ DVDD33 DGND HDMACK IORDY DIOR DIOW HDMARQ DVDD25 HDD15 HDD0 HDD14 HDD1 DVDD33 DGND HDD13 HDD2 HDD12 HDD3 HDD11 HDD4 HDD10 HDD5 DVDD33 DGND HDD9 HDD6 HDD8 HDD7 HRESET TCK TMS TAPCLK TESTSE DVDD25 MON3 MON2 MON1 MON0 MD15 MD0 MD14 MD1 DVDD33 A8 A9 A10 A11 A12 A13 A14 DVDD33 RDY INT SLED FG DVDD25 REFOUT SDRV TDRV FDRV MDRV AVDD AG RE S SRF2 TE FE LE DGND TEC WLPP WBLLPP SHWB SHSV SHAPCRE SHAPCW ...

Страница 95: ...nerator Syndrome ECC Buffer CSS CPRM CAU SIU RC WST ECU PMU SGU DCU Audio Output BMU AUDAU CRU PIU HIU WDPLL LPU ENC816 Loca l CPU In te r f ace Local CPU SV CG 16 9344MHz Host PC RFI CAV CLV SV Control DSP LPP Decoder ADIP Decoder 8 16 Encoder D A A D Error Correction Engine F W ROM PMU Control ommand Register File A D Wobble DPLL Timing Generator Audio I F SDR Local CPU Interface Clock Generator...

Страница 96: ...CK 5V_tolerant I O DMA acknowledge signal 15 IORDY 5V_tolerant I Pull up I O Channel ready open drain When Ultra DMA burst this is DDMARDY DSTROBE signal 16 DIOR 5V_tolerant I O Host interface read input signal When Ultra DMA burst this is HDMARDY HSTROBE signal 17 DIOW 5V_tolerant I O Host interface write input signal When Ultra DMA burst this is STOP signal 18 HDMARQ 5V_tolerant O Pull up DMA re...

Страница 97: ...t I O Pull up Host interface data bus within slave resistance HDD0 38 HDD8 5V_tolerant I O Pull up Host interface data bus within slave resistance HDD15 39 HDD7 5V_tolerant I O Pull up Host interface data bus 40 HRESET 5V_tolerant I O Host reset input 41 TCK 3V I Test port It must be connected to DGND 42 TMS 3V I Test port It must be connected to DGND 43 TAPCLK 3V I Test port It must be connected ...

Страница 98: ...ll up Buffer memory Interface data bus 70 MD7 3V I O Pull up Buffer memory Interface data bus 71 DVDD25 Digital power 2 5V 72 LDQM 3V O H Low byte data input output mask control signal 73 UDQM 3V O H High byte data input output mask control signal 74 WE 3V O H Buffer memory Interface write enable signal 75 MCLK 3V O Pull up SDRAM clock output 76 DVDD33 Digital power 3 3V Buffer Memory Block 77 DGN...

Страница 99: ...ck output 103 RCDT 3V I O Hi Z Read channel data output 104 PCEFM1 Analog Read channel phase discriminator condenser connecting port 105 PCEFM2 Analog Read channel phase discriminator condenser connecting port 106 OFFSETIN Analog Read channel phase discriminator charge pump control port 107 FCEFM Analog Read channel frequency discriminator condenser connecting port 108 AVDD Analog power 2 5V 109 I...

Страница 100: ...135 TEC 3V I Tracking zero cross signal input 136 DGND Digital GND 137 LE Analog I Lens error signal input A D convertor 138 FE Analog I Focus error signal input A D convertor 139 TE Analog I Tracking error signal input A D convertor 140 SWRF2 Analog I WRF sample hold signal input A D convertor 141 SWRF1 Analog i WRF sample hold signal input A D convertor 142 REFIN Analog I Reference voltage input...

Страница 101: ...bus 168 AD3 5V_tolerant I O Local CPU Adress data mux bus 169 AD2 5V_tolerant I O Local CPU Adress data mux bus 170 DVDD33 Digital power 3 3V 171 AD1 5V_tolerant I O Local CPU Adress data mux bus 172 AD0 5V_tolerant I O Local CPU Adress data mux bus 173 RD 5V_tolerant I Read strobe signal input 174 WR 5V_tolerant I Write strobe signal input 175 ASTB 5V_tolerant I Address strobe input 176 CS 5V_tol...

Страница 102: ... DLL block 199 AVDD Analog power 2 5V WDPLL A D block 200 WDADVRT Analog WDPLL block A D convertor condenser connecting port 201 AWBL Analog I Analog wobble signal input port 202 WDADVRB Analog WDPLL block A D convertor condenser connecting port 203 AGND Analog GND WDPLL A D block 204 AGND Analog GND PLL block 205 AVDD Analog power 2 5V PLL block 206 LPFCK Analog Test port It must be connected to ...

Страница 103: ...3 127 4 IC302 uPD76f0047 MICOM Pin Assignment ...

Страница 104: ...D15 A0 A21 WR0 WR1 RD ASTB WAIT PC 32bit barrel shifter System register General register 32b it x 32 ROM RAM 24KB ALU Instruction queue Port CS0 CS3 PCS0 PCS5 PCM0 PCM3 PCT0 PCT1 PCT4 PCT6 PDH0 PDH5 PDL0 PDL15 P90 P915 P50 P55 P40 P42 P30 P39 P02 P06 CG X1 CLKOUT X2 RESET VDD VDDOSC EVDD VSS EVSS MODE CPU TOP01 TOP51 SIB0 SIB4 SCKB0 SCKB4 UART x 2ch TXDA0 TXDA2 RXDA0 RXDA2 RTP x 1ch TIP01 TIP51 RG...

Страница 105: ...R CONTROL SIGNAL D A CONVERTER REFERENCE VOLTAGE INPUT TILT DRIVE MUTE SIGNAL EXTERNAL MEMORY ADDRESS BUS FLASH PROFLAMING MODE I NTERNAL CONSTANT POWER CONSTANT POWER INTERNAL GROUND POTENTIAL MAIN CLOCK MAIN CLOCK SYSTEM RESET CHIP SELECTOR OUPUT WOBBLE FM DE M ODUL ATI ON DATA INTERRUPTED REQUEST SIGNAL INPUT DRIVER WRITER LASER CONTROL SIGNAL SERIAL CLOCK SERIAL CLOCK SERIAL CLOCK NO RECODRDIN...

Страница 106: ... SIGNAL INPUT FRON CPU TO SDRAM OPEN S W INPUT LOAD S W INPUT WRITE STROBE SIGNAL OUTPUT READ STROBE SIGNAL OUPUT ADDRESS STROBE OUPUT EX TERNAL CONSTANT POWER EX TERNAL CONSTANT POWER PORT DL 16BIT INPUT OUTPUT PORT DL 16BIT INPUT OUTPUT PORT DL 16BIT INPUT OUTPUT PORT DL 16BIT INPUT OUTPUT PORT DL 16BIT INPUT OUTPUT PORT DL 16BIT INPUT OUTPUT PORT DL 16BIT INPUT OUTPUT PORT DL 16BIT INPUT OUTPUT...

Страница 107: ...VEFORMS 1 POWER RESET Signal 12 V CN201 PIN41 HRST IC203 PIN 3 RST IC203 PIN2 5 V CN201 PIN 44 POWER IN 2 Main Clock1 for IC202 16 9MHz 12 V CN201 PIN41 HRST IC203 PIN 3 RST IC203 PIN2 5 V CN201 PIN 44 POWER IN ...

Страница 108: ...3 132 3 Main Clock2 for IC302 20MHz GND LEVEL X301 IC302 PIN 13 4 SDRAM Clock GND LEVEL MCLK IC201 PIN 35 ...

Страница 109: ...KEY SW 302 PIN1 TRAY CTRL REF 1 25V IC105 PIN26 TRAY CN104 PIN 1 TRAY CN104 PIN 2 OPEN CLOSE 8 4V 5 8V 5 8V 3V 3V 8 4V 6 TRAY OPEN CLOSE SIGNAL 2 EJECT KEY SW 302 PIN1 TRAY CTRL IC105 PIN26 OPEN SW SW301 PIN 2 LOAD SW SW301 PIN 1 OPEN CLOSE ...

Страница 110: ... SLED MOVE SIGNAL 1 ZOOM 1 25V 1 25V 0 9V 1 6V 0 9V 12V 12V 1 7V STEP0 IC103 PIN8 STEP1 IC103 PIN9 A CN102 PIN 2 A CN102 PIN 3 8 SLED MOVE SIGNAL 2 STEP0 IC103 PIN8 STEP1 IC103 PIN9 A CN102 PIN 2 A CN102 PIN 3 ...

Страница 111: ...3 135 9 FOCUS SEARCH SIGNAL FDRV REF 1 25V IC105 PIN53 F REF 2 5V CN101 PIN 35 F REF 2 5V CN101 PIN 36 10 LASER TURN ON SIGNAL F REF 2 5V CN101 PIN 35 LDEN DVD CN101 PIN17 VRDC CN101 PIN 27 ...

Страница 112: ...3 136 11 DISC TYPE JUDGEMENT WAVEFORM CD SERIES ZOOM F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 12 DISC TYPE JUDGEMENT WAVEFORM CD CD R F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 ...

Страница 113: ...3 137 13 DISC TYPE JUDGEMENT WAVEFORM CD RW F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 14 DISC TYPE JUDGEMENT WAVEFORM DVD SERIES ZOOM F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 ...

Страница 114: ...3 138 15 DISC TYPE JUDGEMENT WAVEFORM DVD_SINGLE R F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 16 DISC TYPE JUDGEMENT WAVEFORM DVD _DUAL F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 ...

Страница 115: ...3 139 17 DISC TYPE JUDGEMENT WAVEFORM DVDRW F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 18 SPINDLE WAVEFORM1 1 25V 1 25V 2 25V SPIN REF 1 25V IC105 PIN 24 SRVC REF 1 25V IC105 PIN 27 SFG IC105 PIN21 ...

Страница 116: ... 140 19 SPINDLE WAVEFORM2 U IC105 PIN9 V IC105 PIN11 W IC105 PIN18 W IC105 PIN18 20 FOCUS ON SIGNAL CD ZOOM F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 T REF 2 5V CN101 PIN 37 TE REF 1 5V IC107 PIN82 ...

Страница 117: ...L CD F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 T REF 2 5V CN101 PIN 37 TE REF 1 5V IC107 PIN82 22 FOCUS ON SIGNAL DVD F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 T REF 2 5V CN101 PIN 37 TE REF 1 5V IC107 PIN82 ZOOM ...

Страница 118: ...42 23 FOCUS ON SIGNAL DVD F REF 2 5V CN101 PIN 35 FE REF 1 5V IC107 PIN86 T REF 2 5V CN101 PIN 37 TE REF 1 5V IC107 PIN82 24 TRACK OFF SIGNAL CD TE REF 1 5V IC107 PIN82 TZC IC107 PIN79 MIRRBCA IC107 PIN92 ...

Страница 119: ... 25 TRACK OFF SIGNAL DVD TE REF 1 5V IC107 PIN82 TZC IC107 PIN79 MIRRBCA IC107 PIN92 26 Tilt Driver signal Disc reading 1 25V 2 3V 2 3V 1 32V 2 35V 2 25V TILTDRV IC104 PIN4 TILT CN101 PIN39 TILT CN101 PIN40 ...

Страница 120: ...4 27 RF WAVEFORM DVD RFP CN101 PIN13 RFO IC107 PIN 115 RFI IC107 PIN 99 1 9V 1 5V 2 5V 0 8V 2 0V 1 0V 28 RF WAVEFORM CD RFP CN101 PIN13 RFO IC107 PIN 115 RFI IC107 PIN 99 2 30V 1 65V 1 95V 1 15V 1 85V 1 05V ...

Страница 121: ...3 145 29 WOBBLE DVD R RW _READING AWOBBLE IC107 PIN76 WOBBLE IC107 PIN 75 30 WOBBLE DVD R RW _READING WRITING X1 SPEED AWOBBLE IC107 PIN76 WOBBLE IC107 PIN 75 ...

Страница 122: ...3 146 31 LD Enable DVD LDENDVD CN101 PIN 17 LDENCD CN101 PIN 33 3 3V 3 3V 32 LD Enable CD LDENDVD CN101 PIN 17 LDENCD CN101 PIN 33 3 3V 3 3V ...

Страница 123: ...reading _DVD RW VRDC IC107 PIN 31 VWDC1 IC107 PIN 34 VWDC2 IC107 PIN 36 OPECTRG IC107 PIN 55 About 360mv 34 Laser Power Erase _DVD RW VRDC IC107 PIN 31 VWDC1 IC107 PIN 34 VWDC2 IC107 PIN 36 OPECTRG IC107 PIN 55 About 440mv ...

Страница 124: ...r Power Writing _initial state 340m About 440mv VRDC IC107 PIN 31 VWDC1 IC107 PIN 34 VWDC2 IC107 PIN 36 OPECTRG IC107 PIN 55 36 Laser Power Writing _Processing VRDC IC107 PIN 31 VWDC1 IC107 PIN 34 VWDC2 IC107 PIN 36 ...

Страница 125: ......

Страница 126: ...Title drv is not good Level shift IC Focus Spindle Tracking is not good Op Amp No sled No Title DA converter Analog Switch Rd Wr Toggle PD Gai Control IC FOCUS SPINDLE SLED TRACKING DVD IR RW Blank Disc Recognition LASER POWER ALPC TOLT DRV RF DRIVE IC ...

Страница 127: ...3 151 3 152 2 DSP CIRCUIT DIAGRAM No Power No operation DSP IC RESET IC SDRAM R259 0Ω ...

Страница 128: ...3 153 3 154 3 µ COM CIRCUIT DIAGRAM Voltage Error Voltage Error 1 Sled filt drive is not good 2 Laser power drive is not good 3 Loader operation drive is not good Ω COM EEPRON ...

Страница 129: ...3 155 3 156 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE ...

Страница 130: ...r Service 4 12 1 Mechanism Alignment Position Check 4 13 2 Preparation for Adjustment 4 14 3 Checking Torque 4 14 4 Guide Roller Height Adjustment 4 15 4 1 Preliminary Adjustment 4 15 4 2 Precise Adjustment 4 15 5 Audio Control A C Head Adjustment 4 16 5 1 Preliminary Adjustment 4 16 5 2 Confirmation of Tape Path between Pinch Roller and Take up Guide 4 17 5 3 Precise Adjustment Azimuth Adjustment...

Страница 131: ...sembly Chassis Embossing A 5 T 17 Lid Opener Chassis Embossing A 5 T 17 18 Pinch Arm Assembly Shaft A 5 T 17 19 T up Arm T up Lever 1 Hook A 5 T 17 18 20 Capstan Belt Capstan Motor 3 Screw A 6 B 21 F R Lever Locking Tab A 6 B 20 21 22 D35 Clutch Assembly Washer A 6 B 23 Capstan Brake Assembly Locking Tab A 6 B 24 Drive Gear Cam Gear Washer Hook A 7 B 25 Sector Gear 1 Hook A 7 B 20 21 23 26 Slider ...

Страница 132: ...and sep arate the Drum assembly 3 Unhook H1 H2 and separate the FPC Holder and FPC Cap See Fig B 1 1 1 Drum Motor 1 Remove two Screws S2 and disassemble the Stator of the Drum Motor 2 Remove two Screws S3 and separate the Rotor of the Drum Motor from the Drum Sub assembly When reassembling check to ascertain that the Carbon Brush is in position Fig A 1 NOTE Fig B 1 FPC Holder FPC Drum FPC Cap Figu...

Страница 133: ... Plate F L Arm Assembly S W Spring Lever F L Gear Rack Assembly Chassis Door Opener L D Motor Bracket Assembly CST Holder Assembly B C D E H6 A B S W Lever Assembly H8 Fig A 2 Fig A 2 1 Fig A 2 2 Fig A 2 6 Fig A 2 7 Fig A 2 5 Fig A 2 3 Fig A 2 4 ...

Страница 134: ... A 2 3 5 L D Motor Bracket Assembly Fig A 2 4 1 Unplug the Connector C1 2 Unhook three Hooks H3 H4 H5 on thr bottom side of the Chassis lift up the L M Bracket Assembly and disas emble the L D Motor Bracket Assembly 6 F L Gear Rack Fig A 2 5 1 Move the F L Gear Assembly Rack in the direction of arrow A and unhook the Hook H6 pulling back in front 2 Separate the F L Rear Rack in direction of arrow ...

Страница 135: ...from the chassis 10 F E Head Fig A 3 2 1 Carefully pry tab A see Fig A 3 2 to clear the embossed tab on the chassis Turn the Cleaner Arm Assembly counter clockwise and lift it from the chassis 11 A C Head Base Assembly Fig A 3 3 1 Remove the Screw S4 and lift the A C Head Base Assembly up A Cleaner Arm Assembly A C Head Base Assembly S4 F E Head A Chassis Fig A 3 Fig A 3 1 Fig A 3 3 Fig A 3 2 ...

Страница 136: ...ssembly Fig A 4 2 1 Unhook the RS Spring from the Hook H10 of the Chassis 2 Lift the T Brake Assembly up 14 Tension Arm Assembly Fig A 4 3 1 Unhook the Tension Spring from the Hook H11 of the Tension Arm Assembly 2 Unhook the Hook H12 of the Tension Base and lift the Tension Arm Assembly up Difference for Springs 15 S Reel T Reel Fig A 4 4 1 Difference for S Reel T Reel TB Spring RS Spring Tension...

Страница 137: ...lly pry the B portion of the Lid Opener from the Embossing of the Chassis 2 Turn the Lid Opener to clockwise direction and lift it up 18 Pinch Arm Assembly Fig A 5 3 1 Lift the Pinch Arm Assembly up 19 T up Fig A 5 4 Arm T up Lever Fig A 5 5 1 Unhook the Hook H13 of the bottom Chassis and lift the T up Lever up 2 Lift the T up Arm up When reassembling confirm the C portion of the Pinch Arm Assembl...

Страница 138: ...emove the three Screws S5 from the bottom of the Chassis and lift the Capstan Motor up 21 F R Lever Fig A 6 3 1 Unlock the Locking Tab L1 as Fig A 6 3 and lift the F R Lever up 22 D35 Clutch assembly Fig A 6 4 1 Remove the Washer W1 and lift the D35 Clutch Assembly up 23 Capstan Brake Assembly Fig A 6 5 1 Pull the Locking Tab L2 back in the direction of the arrow and lift it up Fig A 6 1 Fig A 6 2...

Страница 139: ... A and the Cam Gear Hole B in a straight line after the Drive Gear Hole C is aligned with the Chassis Hole 25 Sector Gear Fig A 7 3 1 Unhook the Hook H15 of the Loading Base on bottom Chassis and lift the Sector Gear up 26 Slider Plate Fig A 7 4 1 Lift the Slider Plate up 27 Tension Lever Fig A 7 5 1 Unhook the A portion of the Tension Lever from the Hook H16 of the Chassis 2 Turn the Tension Leve...

Страница 140: ...s of the P2 and P3 Gear Assembly in a straight line after confirming the Sector Gear Hole A and the Slider Plate Hole B are aligned as in the above Fig 30 P2 Base Assembly Fig A 8 3 P3 Base Assembly Fig A 8 4 1 Move the P2 Base Assembly in the direction of the arrow A along the slot of the Chassis and disassemble it from the bottom side 2 Move the P3 Base Assembly in the direction of the arrow B a...

Страница 141: ...e up 32 Tension Base Fig A 9 2 1 Remove the A portion of the Tension Base from the Embossing of the Chassis 2 Turn the Tension Base counterclockwise and lift it up 33 Idler Arm Jog Assembly Fig A 9 3 1 Pinch B and C as shown in Fig A 9 3 2 Lift the Idler Arm Assembly up When disassembling be careful not to catxh part D on the Chassis see inset NOTE Fig A 9 1 Fig A 9 2 Fig A 9 3 ...

Страница 142: ...00 D006 4 Torque gauge adaptor Part No D09 R001 5 Post height adjusting driver Part No DTL 0005 6 Type driver ø 5 2 Alignment tape Part No NTSC DTN 001 PAL DTN 0002 3 Torque gauge 3 600g Cm ATG 3 Part No D00 D002 SRK VIDEO CASSETTE TORQUE METER VHT 303 S R K V H T S SRK V HT T 300 250 200 150 50 0 300 250 200 150 50 0 100 ...

Страница 143: ...ow in Fig C 2 4 Remove the Screw which attaches the Deck Mechanism and Main Frame confirm the Cam Gear is aligned with the Drive Gear as shown below in Fig C 1 A 5 Confirm if the Mode S W on the Main P C Board is aligned as shown below in Fig C 1 B 6 Remount the Deck Mechanism on the Main P C Board and check each operation Cam Gear Drive Gear C Mode S W B L D Motor Assembly Cam Gear Chassis Hole C...

Страница 144: ...he Torque Gauge affixed The Torque reading to measure occurs when the Tape abruptly changes direction from Fast Forward of Rewind Mode when quick bracking is applied to both Reels SRK VIDEO CASSETTE TORQUE METER VHT 303 S R K V H T S SRK V HT T 300 250 200 150 50 0 300 250 200 150 50 0 100 Test Equipment Fixture Torque Gauge 600g cm ATG Torque Gauge Adaptor Cassette Torque Meter SRK VHT 303 Checki...

Страница 145: ... 2 NTSC SW 30Hz PAL SW 25Hz Head Switching Output Point RF Envelope Output Point Test Conditions VCR VCP State Play an Alignment Tape Adjustment Point Guide Roller Height Adjustment Screws Fig C 4 2 Fig C 4 3 P3 POST ADJUSTMENT P2 POST ADJUSTMENT Turn the Roller Guide Height Adjustment Screw slightly to flatten the waveform Tracking control at center RF ENVELOPE OUTPUT TEST POINT OSCILLOSCOPE HEAD...

Страница 146: ...ixed Screw Fig C 5 3 A C Head Tape Tape 0 2 0 25mm P4 5 1 Preliminary Adjustment Height and Tilt Adjustment Perform the Preliminary Adjustment when there is no Audio Output Signal with the Alignment Tape 1 Adjust the A C Head Base Assembly as shown Fig C 5 1 by using the Height Adjustment Screw B 2 Play a Blank Tape and observe if the Tape passes accu rately over the A C Head without the Tape Curl...

Страница 147: ...tely adjust the Azimuth Adjustment Screw A and the Tilt Adjustment Screw C for Maximum Output of the 1Khz and 7Khz segments while maintaining the flattest Envelope differential between the two Frequencies Adjustment Procedure 5 3 Precise Adjustment Azimuth adjustment 6 X Value Adjustment Fig C 5 4 1KHZ Oscilloscope Alignment tape SP only Screw Driver Type 5mm CH 1 PB RF Envelope CH 2 NTSC SW 30Hz ...

Страница 148: ...echanism Condition Play the blank tape Play an alignment tape Adjustment Points Guide Roller Precise Adjustment Switching Point Tracking Preset X Value Checking Adjustment Procedure Play a blank tape and check for tape curling or creasing around the roller guide If there is a problem follow the procedure 4 Guide Roller Height and 5 Audio Control A C Head Adjustment RF ENVELOPE OUTPUT TEST POINT OS...

Страница 149: ... pinch roller If locations marked with o do not operate normally after cleaning check for wear and replace See the EXPLODED VIEWS at the end of this manual as well as the above illustrations See the Greasing Page 4 22 for the sections to be lubricated and greased NOTE o o o o Dirt on video head Dirt on tape transport system Low volume Sound distorted Tape does not run Tape is slack o In Review and...

Страница 150: ...lcohol Touch the cleaning patch to the head tip and gently turn the head rotating cylinder right and left Do not move the cleaning patch vertically Make sure that only the buckskin on the cleaning patch comes into contact with the head Otherwise the head may be dam aged Thoroughly dry the head Then run the test tape If lso propyl Alcohol remains on the video head the tape may be damaged when it co...

Страница 151: ...2 4 1 Loading Path Inside Top side 2 Tension Base Boss inside Hole 3 F L Arm Assembly U Groove 4 Take up Arm Rubbing Section 5 L D Motor Gear Wheel Part 6 Shaft 7 F L Arm Assembly of Buming Inside Hole 8 S Reel T Shaft G381 Yellow 9 Brake T Groove Guide Rail Loading Base Drive Gear Sector Gear Cam Gear Gear Part L Side Bracket Door Bracket Assembly 5 7 8 1 2 6 4 3 1 Loading Path Inside Top side 2 ...

Страница 152: ...MAINTENANCE INSPECTION PROCEDURE 4 22 GEAR F R GEAR AY P2 P3 F R Lever Tension Base Boss CAM ...

Страница 153: ...YES YES NO NO NO 1 Deck Mechanism A Auto REW doesn t work NO NO NO Is the present mode F R Mode Is the mode SW assembled correctly refer to Pages 4 14 Is the normal voltage supplied to the Capstan Motor Vcc1 Vcc2 Check Servo Power Circuits NO Check Servo Power Circuits Replace the Capstan Motor Does the Capstan Motor rotate Is terminal voltage Vctl of Capstan Motor supply side more than 4V Does th...

Страница 154: ...pring Replace Drum Motor Check Servo Syscon Check the Syscon µ COM Insert the cassette Check CST Holder Assembly Is there variation for CST IN S W Output In Tape with REC Tab L H L In Tape without REC Tab L H L H Does the CST IN S W work normally Does the lever Assembly S W work normally Check Syscon Circuit Check Syscon Circuit Replace CST IN S W YES YES YES YES YES YES NO NO NO NO NO NO YES C AU...

Страница 155: ... Circuit Check Servo Syscon Does the Capstan Motor turn Is the terminal voltage of the Drum Motor more than 2 3V Replace the Drum Motor Is the Vcc voltage of the Drum Motor normal Check the clutch and the Idler Assembly YES YES YES YES YES YES NO NO NO NO Is the terminal voltage of Capstan Motor supplied more than 4V Replace the Capstan Motor Is the Voltage supplied to the Capstan Motor Vcc1 Vcc2 ...

Страница 156: ...ort circuit between cassette switch and GND on main P C Board Remove the short circuit part or Replace the main P C Board NO Check Mode switch location and syscon circuit Replace CST IN Switch YES NO YES NO NO Replace CST IN Switch NO NO Does the L D motor rotate in reverse Check L D Motor or Drive IC Replace lever Assembly Switch Does the Lever Assembly Switch work YES NO NO Does the F L Arm Asse...

Страница 157: ...e power of L D Motor Is the Cassette Holder Assembly assembled correctly Replace the F L Rear Rack Does the F L Gear Rack work Does the Door Opener work Does the F L Arm Assembly work Does the L D Motor work Does the Cassette Holder Assembly move the F L Arm Assembly Replace the Front Loading Mechanism Assembly YES YES YES YES NO NO NO YES NO YES NO YES NO C Cassette will not load ...

Страница 158: ...4 28 EXPLODED VIEWS 117 103 105 117 100 106 107 A21 114 113 112 110 115 A24 116 102 A23 032 A22 109 054 054A 100A 100B 1 Front Loading Mechanism Section ...

Страница 159: ...29 401 402 001 008 011 031 079 017 032 024 406 020 021 028 019 018 029 030 026 A03 A04 A01 002 002A 025 027 022 003 004 006 007 010 405 014 015 009 409 013 023 016 405 012 402 OPTIONAL PART 2 Moving Mechanism Section 1 ...

Страница 160: ...EXPLODED VIEWS 4 30 051 052 517 061 056 058 518 052A 055 060 410 070 069 076 032 077 068 064 066 065 067 A11 078 A12 OPTIONAL PART 3 Moving Mechanism Section 2 ...

Страница 161: ...MEMO ...

Страница 162: ...ION 5 MECHANISM OF LOADER PART RL 01A 001 004 005 431 431 036 030 025 028 035 034 038 029 033 023 022 031 433 032 025 432 021 037 037 026 011 019 019 019A 024 020 A01 A02 A51 A03 042 041 A01A 002 003 012 014 016 015 017 018 435 013 A04 027 ...

Страница 163: ......

Страница 164: ..._HY REMOTE CONTROLLER 900 6711R1N159A REMOTE CONTROLLER ASSEMBLY VCR RC59004 MOLD AA1UZZ ZENITH CHASSIS ASSEMBLY A44 3141R V016A CHASSIS ASSEMBLY MAIN DVDR VCR NSP 260 3210R V009A FRAME MAIN MOLD DVDR VCR NSP 261 3140R V009A CHASSIS MAIN PRESS DVDR VCR 261A 5040H 1016R RUBBER VCR VB602M COMBI 2 OTHER FOOT 263 3550R 0535A COVER VCR FAN MOLD 264 5900R D004A FAN DC FD126015LB 1N3 YSTECH 60X60X15 265 ...

Страница 165: ...AFT GCC 4120B 028 4370H 1079A SHAFT P U R CD RW 029 4370H 1079B SHAFT PU JC2 SUS 420J2 030 6850R EA08A CABLE FLAT P 0 5 FFC UL2896 SPECIAL 80 40 031 4970H 1138B SPRING SKEW JC2 SWP B 032 4970H 1136B SPRING GUIDE FEED JC2 SUS 304WPB 033 4974R 0054A GUIDE DVD FEED DR 01 MOLD 034 6716DMD001A PICK UP DVD HOP 7511T HITACHI COMBO FOR DV 035 3040H 1094B BASE P U JC2 SECC 036 4810H 1091A BRACKET WEIGHT BA...

Страница 166: ...F 50V K B 1608 R TP C117 0CH1222K512 CAPACITOR CHIP CERAMIC M L HD 2200PF 50V K B 1608 R TP C118 0CH1105F946 CAPACITOR CHIP CERAMIC M L HD 1UF 16V Z Y5V F 2012 R TP C119 0CH1104H942 CAPA CHIP CERAMIC M L H D F S 0 1000UF 25V Z Y5V F 1508 R T C120 0CS476HD6DC CAPACITOR FIXED TANTALUM 47UF 3528 10V 20 SMD R TP SMD C121 0CH1105F946 CAPACITOR CHIP CERAMIC M L HD 1UF 16V Z Y5V F 2012 R TP C122 0CH1104H...

Страница 167: ...F 1508 R T C170 0CH1101K965 CAPACITOR FIXED CERAMIC TEMP C 100PF 1608 50V 10 C0G R TP C171 0CH1101K965 CAPACITOR FIXED CERAMIC TEMP C 100PF 1608 50V 10 C0G R TP C172 0CH1101K965 CAPACITOR FIXED CERAMIC TEMP C 100PF 1608 50V 10 C0G R TP C173 0CH1475D946 CAPACITOR FIXED CERAMIC Temp c 4 7UF 10V 80 20 Y5V F 2012 C174 0CH1101K965 CAPACITOR FIXED CERAMIC TEMP C 100PF 1608 50V 10 C0G R TP C175 0CH1101K9...

Страница 168: ...00UF 25V Z Y5V F 1508 R T C226 0CH1104H942 CAPA CHIP CERAMIC M L H D F S 0 1000UF 25V Z Y5V F 1508 R T C227 0CH1105F946 CAPACITOR CHIP CERAMIC M L HD 1UF 16V Z Y5V F 2012 R TP C228 0CH1472K562 CAPACITOR CHIP CERAMIC M L HD 4700PF 50V K X7R X 1608 R TP C229 0CH1472K562 CAPACITOR CHIP CERAMIC M L HD 4700PF 50V K X7R X 1608 R TP C230 0CH1104H942 CAPA CHIP CERAMIC M L H D F S 0 1000UF 25V Z Y5V F 1508...

Страница 169: ...RAMIC M L H D F S 0 1000UF 25V Z Y5V F 1508 R T C319 0CH1104H942 CAPA CHIP CERAMIC M L H D F S 0 1000UF 25V Z Y5V F 1508 R T C320 0CH1104H942 CAPA CHIP CERAMIC M L H D F S 0 1000UF 25V Z Y5V F 1508 R T C321 0CH7476C621 CAPACITOR CHIP TANTALUM 47UF 6 3V M 3528 TP C322 0CH1104H942 CAPA CHIP CERAMIC M L H D F S 0 1000UF 25V Z Y5V F 1508 R T C323 0CH1105F946 CAPACITOR CHIP CERAMIC M L HD 1UF 16V Z Y5V...

Страница 170: ...2 221JTA CERATECH R TP L304 0LCCE00005N INDUCTOR CHIP HH 1M2012 221JTA CERATECH R TP Q301 0TRKE80041A TRANSISTOR BIPOLARS KTC3265Y KEC R TP SOT23 30V 80 Q302 0TRKE80041A TRANSISTOR BIPOLARS KTC3265Y KEC R TP SOT23 30V 80 R101 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R102 0RH2200C622 RESISTOR METAL GLAZED CHIP 220 OHM 1 16 W 1608 5 00 D R103 0RH2200C622 RESISTOR METAL GLAZE...

Страница 171: ...P 1M OHM 1 16 W 1608 5 00 D R157 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R158 0RH0222C622 RESISTOR METAL GLAZED CHIP 22 OHM 1 16 W 1608 5 00 D R159 0RH1004C622 RESISTOR METAL GLAZED CHIP 1M OHM 1 16 W 1608 5 00 D R160 0RJ6201C677 RESISTOR METAL GLAZED CHIP 6 2K OHM 1 16 W 5 1608 R TP R161 0RH0332C622 RESISTOR METAL GLAZED CHIP 33 OHM 1 16 W 1608 5 00 D R162 0RH0332C622 RESI...

Страница 172: ...00 OHM 1 16 W 1608 5 00 D R235 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R236 0RH2202C622 RESISTOR METAL GLAZED CHIP 22K OHM 1 16 W 1608 5 00 D R237 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R238 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R239 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R240 0RH1002C622 RESI...

Страница 173: ... CHIP 10K OHM 1 16 W 1608 5 00 D R331 0RH0332C622 RESISTOR METAL GLAZED CHIP 33 OHM 1 16 W 1608 5 00 D R332 0RH2202C622 RESISTOR METAL GLAZED CHIP 22K OHM 1 16 W 1608 5 00 D R333 0RH2202C622 RESISTOR METAL GLAZED CHIP 22K OHM 1 16 W 1608 5 00 D R334 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R335 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R336 0RH3301C...

Страница 174: ...M 1 6 W 5 TA26 R603 0RD1001F608 RESISTOR FIXED CARBON FILM 1K OHM 1 6 W 5 TA26 R604 0RD5602F608 RESISTOR FIXED CARBON FILM 56K OHM 1 6 W 5 TA26 R605 0RD3300F608 RESISTOR FIXED CARBON FILM 330 OHM 1 6 W 5 TA26 R606 0RD0471F608 RESISTOR FIXED CARBON FILM 4 7 OHM 1 6 W 5 TA26 R607 0RD0471F608 RESISTOR FIXED CARBON FILM 4 7 OHM 1 6 W 5 TA26 R610 0RD1001F608 RESISTOR FIXED CARBON FILM 1K OHM 1 6 W 5 TA...

Страница 175: ...2427A BOARD ASSEMBLY VCR RC5900M 323 3111R 0089E CASE ASSEMBLY PRE AMP SLIM COMBI C CORE A NO C301 0CQ2232L559 CAPACITOR FIXED FILM 0 022UF S 63V 10 PP NI TP5 C302 0CE4764K638 CAPACITOR FIXED ELECTROLYTIC 47M SRA 50V M FM5 TP 5 C303 0CH1223K516 CAPA CHIP CERAMIC M L H D F S 0 022U 50V K B 2 0X1 2 R TP C304 0CH1103K516 CHIP CAPA CERAMIC M L H D F S 0 01U 50V K B 2 0X1 25 R TP C305 0CH1104K946 CAPAC...

Страница 176: ... CAPA CERAMIC M L H D F S 0 01U 50V K B 2 0X1 25 R TP C361 0CE1064F638 CAPACITOR ELECTROLYTIC 10M SRA 16V M FM5 TP 5 C362 0CH1182K516 CAPACITOR FIXED CERAMIC Temp c 1800PF 50V 10 B 5YP 2012 R T C363 0CH1103K516 CHIP CAPA CERAMIC M L H D F S 0 01U 50V K B 2 0X1 25 R TP C500 0CE4774C638 CAPACITOR FIXED ELECTROLYTIC 470UF SRA SS 6 3V 20 FM5 TP 5 C501 0CH1104K946 CAPACITOR FIXED CERAMIC TEMP C 0 1UF 2...

Страница 177: ...46 CAPACITOR FIXED CERAMIC TEMP C 0 1UF 2012 50V 80 20 Y5V F C595 0CH4120K416 CHIP CAPA CERAMIC M L T C F S 12P 50V NPO 2 0X1 25 R TP C596 0CH4180K416 CHIP CAPA CERAMIC M L T C F S 18P 50V J C 2 0X1 2 R TP C597 0CH4681K416 CAPA CHIP CERAMIC M L T C F S 680PF 50V J NP0 2012 R TP C598 0CH1104K946 CAPACITOR FIXED CERAMIC TEMP C 0 1UF 2012 50V 80 20 Y5V F C599 0CH1223K516 CAPA CHIP CERAMIC M L H D F S...

Страница 178: ...M5 TP 5 C723 0CE1064F638 CAPACITOR ELECTROLYTIC 10M SRA 16V M FM5 TP 5 C724 0CE1064F638 CAPACITOR ELECTROLYTIC 10M SRA 16V M FM5 TP 5 C727 0CE4764C638 CAPACITOR ELECTROLYTIC 47M SRA 6 3V M FM5 TP 5 C754 0CH4560K416 CHIP CAPA CERAMIC M L T C F S 56P 50V J NPO 2 0X1 25 R TP C755 0CE4754K638 CAPACITOR FIXED ELECTROLYTIC 4 7UF SRA SS 50V 20 FM5 TP 5 C756 0CH1103K516 CHIP CAPA CERAMIC M L H D F S 0 01U...

Страница 179: ...DER ASSEMBLY DECK MECHA END S F601 6200HJC901A FILTER CIRC EMC CFI06B1H101MF SAMHWA TP 2 5K F602 6200HJC901A FILTER CIRC EMC CFI06B1H101MF SAMHWA TP 2 5K F603 6200HJC901A FILTER CIRC EMC CFI06B1H101MF SAMHWA TP 2 5K F604 6200HJC901A FILTER CIRC EMC CFI06B1H101MF SAMHWA TP 2 5K F605 6200HJC901A FILTER CIRC EMC CFI06B1H101MF SAMHWA TP 2 5K F606 6200HJC901A FILTER CIRC EMC CFI06B1H101MF SAMHWA TP 2 5...

Страница 180: ...601 0TR387509AC TRANSISTOR CHIP KTC3875S GR T1 ALG KEC Q602 0TR387509AC TRANSISTOR CHIP KTC3875S GR T1 ALG KEC Q605 0TR150409AC TRANSISTOR KTA1504 GR T1 ASG CHIP KEC Q701 0TR320509AB TRANSISTOR KTC3205 TP Y KTC2236A KEC Q702 0TR150409AC TRANSISTOR KTA1504 GR T1 ASG CHIP KEC Q703 0TR150409AC TRANSISTOR KTA1504 GR T1 ASG CHIP KEC R301 0RH1002D622 RESISTOR METAL GLAZED CHIP 10K OHM 1 10 W 2012 5 00 D...

Страница 181: ...D CHIP 1K OHM 1 10 W 2012 5 00 D R505 0RH1001D622 RESISTOR METAL GLAZED CHIP 1K OHM 1 10 W 2012 5 00 D R506 0RH0000D622 RESISTOR METAL GLAZED CHIP 0 OHM 1 10 W 2012 5 00 D R507 0RH4701D622 RESISTOR METAL GLAZED CHIP 4 7K OHM 1 10 W 2012 5 00 D R508 0RH2702D622 RESISTOR METAL GLAZED CHIP 27K OHM 1 10 W 2012 5 00 D R509 0RH6800D622 RESISTOR METAL GLAZED CHIP 680 OHM 1 10 W 2012 5 00 D R510 0RH1501D6...

Страница 182: ...P 4 7K OHM 1 10 W 2012 5 00 D R578 0RH4701D622 RESISTOR METAL GLAZED CHIP 4 7K OHM 1 10 W 2012 5 00 D R579 0RH5602D622 RESISTOR METAL GLAZED CHIP 56K OHM 1 10 W 2012 5 00 D R580 0RH1202D622 RESISTOR METAL GLAZED CHIP 12K OHM 1 10 W 2012 5 00 D R581 0RH2201D622 RESISTOR METAL GLAZED CHIP 2 2K OHM 1 10 W 2012 5 00 D R582 0RH4701D622 RESISTOR METAL GLAZED CHIP 4 7K OHM 1 10 W 2012 5 00 D R583 0RH1002...

Страница 183: ...10 W 2012 5 00 D R718 0RH1000D622 RESISTOR METAL GLAZED CHIP 100 OHM 1 10 W 2012 5 00 D R719 0RH4701D622 RESISTOR METAL GLAZED CHIP 4 7K OHM 1 10 W 2012 5 00 D R721 0RH1002D622 RESISTOR METAL GLAZED CHIP 10K OHM 1 10 W 2012 5 00 D R722 0RH3302D622 RESISTOR METAL GLAZED CHIP 33K OHM 1 10 W 2012 5 00 D R723 0RH8201D622 RESISTOR METAL GLAZED CHIP 8 2K OHM 1 10 W 2012 5 00 D R724 0RH3301D622 RESISTOR ...

Страница 184: ... EVENT SMPS 255 3550R 0517A COVER VCR SMPS DVDR VCR PRESS 256 3550R 0522A COVER VCR INSULATION OTHER 257 3110R V020A CASE SMPS DVDR VCR PRESS 469 353 051J SCREW DRAWING 2 D3 0 L6 5 MSWR3 FN TB ROUN BC101 636 004C FILTER CIRC EMC BEAD CORE BFS3550R2FD8 R T P BC102 636 004C FILTER CIRC EMC BEAD CORE BFS3550R2FD8 R T P BD101 0DRGF00011A DIODE RECTIFIERS GBU6J GULF ST NON 600V 6A 175A C101 624 088F CA...

Страница 185: ... FORM TP SANKEN D103 0DD221009AA DIODE RECTIFIERS ERA22 10 KFLB TP R T P FUJI D103 0DD010009CA DIODE RECTIFIERS EG01C TP SANKEN D104 0DD010009AC DIODE RECTIFIERS EU01W R FORM TP SANKEN D121 0DR158220AA DIODE RECTIFIERS 1N5822 BK RECTRON DO201AD 40V D122 4811R 0043A BRACKET ASSEMBLY FMB G24H_HEAT SINK D123 4811R 0043A BRACKET ASSEMBLY FMB G24H_HEAT SINK D124 0DR104510AA DIODE RECTIFIERS B10A45V1 BK...

Страница 186: ...IL 100K OHM 2 W 5 00 TR R121 0RD2200F608 RESISTOR FIXED CARBON FILM 220 OHM 1 6 W 5 TA26 R122 0RD2201F608 RESISTOR FIXED CARBON FILM 2 2K OHM 1 6 W 5 TA26 R123 0RD1001F608 RESISTOR FIXED CARBON FILM 1K OHM 1 6 W 5 TA26 R124 0RN3301F408 RESISTOR FIXED METAL FILM 3 3K OHM 1 6 W 1 TA26 R125 0RN2701F408 RESISTOR FIXED METAL FILM 2 7K OHM 1 6 W 1 TA26 R126 0RD2700F608 RESISTOR FIXED CARBON FILM 270 OHM...

Страница 187: ...330009CD DIODE ZENER MTZJ3 3B TP ROHM K DO34 0 5W 3 ZD151 0DZ332609FA DIODE ZENER UZ 3 3BSB 26MM TP PYUNG CHANG ZD151 0DZ337729AA DIODE ZENERS MTZ3 3B T 77 26MMTP TP ROHM ZD152 0DZ132609BB DIODE ZENER UZ 13BSA 26MM TP PYUNG CHANG ZD153 0DZ300000MB DIODE ZENERS UZ 30BSC 26MM PYUNG CHANG TP D DECK ASSEMBLY TOTAL VCR A00 6721R 0841A DECK ASSEMBLY VIDEO DECK MECHA D35S M 4HF NT A NSP A03 4261R 0025A A...

Страница 188: ...LEVER SPRING 077 3300R M116A PLATE SLIDER 078 4510R 0041A LEVER TENSION 079 3040R 0056A BASE TENSION D35 100 3301R M192A PLATE ASSEMBLY TOP S 100A 3300R 0184A PLATE GND 100B 3300R M196A PLATE TOP S PRESS SECC 0 8T 102 4970R 0130A SPRING COIL D35 STOPPER 103 4930R 0378A HOLDER SIDE S L NSP 105 4930R 0379A HOLDER CST S NSP 106 4930R 0377A HOLDER SIDE S R NSP 107 4510R 0044A LEVER STOPPER NSP 109 587...

Страница 189: ...M L HD 0 1UF 50V Z Y5V F 1508 R TP C102 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C103 0CS337GC6DC CAPACITOR FIXED TANTALUM 330UF 7343 6 3V 20 SMD R TP S C105 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C106 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C107 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 150...

Страница 190: ... C1603 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C1604 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C161 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C162 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C163 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C164 0CH1104K942 CAPAC...

Страница 191: ...P C1E8 0CE827ZX6DC CAPACITOR FIXED ELECTROLYTIC 820UF FX 2 5V 20 SMD R TP SMD C1E9 0CH8227C621 CAPACITOR CHIP AL ELECTROLYTI 220UF 6 3V M 105STD CYL R TP C1F1 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C1F2 0CH8227C621 CAPACITOR CHIP AL ELECTROLYTI 220UF 6 3V M 105STD CYL R TP C1F3 0CH8227C621 CAPACITOR CHIP AL ELECTROLYTI 220UF 6 3V M 105STD CYL R TP C1F4 0CH1104K942 CA...

Страница 192: ... 0U 16V M 3 2X1 6 TP C337 0CH7105F611 CAPA CHIP TANTALUM 1 0U 16V M 3 2X1 6 TP C346 0CH7226D621 CAPACITOR CHIP TANTALUM 22UF 10V M 3528 TP C348 0CH4271K412 CAPACITOR FIXED CERAMIC HIGH D 270PF 50V 5 NP0 1608 R TP C349 0CH4271K412 CAPACITOR FIXED CERAMIC HIGH D 270PF 50V 5 NP0 1608 R TP C350 0CH4271K412 CAPACITOR FIXED CERAMIC HIGH D 270PF 50V 5 NP0 1608 R TP C353 0CH4220K412 CAPA CHIP CERAMIC M L ...

Страница 193: ... Y5V F 1508 R TP C629 0CH4101K412 CHIP CAPA CERAMIC M L T C F S 100P 50V J COG 1 6X0 8 R TP C632 0CH8105K611 CAPACITOR FIXED ELECTROLYTIC 1UF 50V 20 85STD CYL R TP C633 0CH4101K412 CHIP CAPA CERAMIC M L T C F S 100P 50V J COG 1 6X0 8 R TP C634 0CH8106F611 CAPACITOR CHIP AL ELECTROLYTI 10UF 16V M 85STD CYL R TP C635 0CH8106F611 CAPACITOR CHIP AL ELECTROLYTI 10UF 16V M 85STD CYL R TP C636 0CH4101K41...

Страница 194: ...AMIC TEMP C 33PF 1608 50V 5 X7R R TP C7711 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C7712 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C7713 0CH8107F611 CAPACITOR CHIP AL ELECTROLYTI 100UF 16V M 85STD CYL R TP C7714 0CH8226F611 CAPACITOR CHIP AL ELECTROLYTI 22UF 16V M 85STD CYL R TP C7715 0CH1102K512 CAPACITOR FIXED CERAMIC TEMP C 1000PF 50V 10...

Страница 195: ...CIRC EMC HB 1M2012 102JT CERATECH TP L116 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D L117 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D L118 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D L119 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D L1601 6140H A001A FILTER CIRC EMC BEAD C HH 1H4532 121JT CERATEH L1602 6140H A001A FILT...

Страница 196: ...6 W 1608 5 00 D R125 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R126 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R127 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R128 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R130 0RH0512C622 RESISTOR METAL GLAZED CHIP 51 OHM 1 16 W 1608 5 00 D R133 0RH1002C622 RESISTOR META...

Страница 197: ... OHM 1 16 W 1608 5 00 D R190 0RH0512C622 RESISTOR METAL GLAZED CHIP 51 OHM 1 16 W 1608 5 00 D R195 0RH0512C622 RESISTOR METAL GLAZED CHIP 51 OHM 1 16 W 1608 5 00 D R196 0RH0512C622 RESISTOR METAL GLAZED CHIP 51 OHM 1 16 W 1608 5 00 D R197 0RH0512C622 RESISTOR METAL GLAZED CHIP 51 OHM 1 16 W 1608 5 00 D R198 0RH0512C622 RESISTOR METAL GLAZED CHIP 51 OHM 1 16 W 1608 5 00 D R1A0 0RH0512C622 RESISTOR ...

Страница 198: ...M 1 16 W 1608 5 00 D R2611 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R2612 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R2613 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R2614 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R262 0RH4701C622 RESISTOR METAL GLAZED CHIP 4 7K OHM 1 16 W 1608 5 00 D R263 0RH4701C622 RESISTOR M...

Страница 199: ... 1 16 W 1608 5 00 D R3616 0RH1001C622 RESISTOR METAL GLAZED CHIP 1K OHM 1 16 W 1608 5 00 D R362 0RH0562C422 RESISTOR METAL GLAZED CHIP 56 OHM 1 16 W 1608 1 00 D R3621 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R3622 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R3623 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R3624 0RH0000C622 RESISTOR ME...

Страница 200: ...AZED CHIP 1K OHM 1 16 W 1608 5 00 D R440 0RH1001C622 RESISTOR METAL GLAZED CHIP 1K OHM 1 16 W 1608 5 00 D R442 0RH5600C622 RESISTOR METAL GLAZED CHIP 560 OHM 1 16 W 1608 5 00 D R445 0RH5600C622 RESISTOR METAL GLAZED CHIP 560 OHM 1 16 W 1608 5 00 D R446 0RH5600C622 RESISTOR METAL GLAZED CHIP 560 OHM 1 16 W 1608 5 00 D R447 0RH0752C622 RESISTOR METAL GLAZED CHIP 75 OHM 1 16 W 1608 5 00 D R448 0RH680...

Страница 201: ...16 W 1608 5 00 D R671 0RH1000C622 RESISTOR METAL GLAZED CHIP 100 OHM 1 16 W 1608 5 00 D R690 0RH1000C622 RESISTOR METAL GLAZED CHIP 100 OHM 1 16 W 1608 5 00 D R7601 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R7602 0RH4700C622 RESISTOR METAL GLAZED CHIP 470 OHM 1 16 W 1608 5 00 D R7603 0RH1001C622 RESISTOR METAL GLAZED CHIP 1K OHM 1 16 W 1608 5 00 D R7604 0RH4700C622 RESISTOR M...

Страница 202: ...6 W 3216 5 R TP 8 RR115 0RRZVTA001G RESISTOR DRAWING 51 OHM 1 16 W 3216 5 R TP 8 RR116 0RRZVTA001G RESISTOR DRAWING 51 OHM 1 16 W 3216 5 R TP 8 RR117 0RRZVTA001G RESISTOR DRAWING 51 OHM 1 16 W 3216 5 R TP 8 RR118 0RRZVTA001G RESISTOR DRAWING 51 OHM 1 16 W 3216 5 R TP 8 RR119 0RRZVTA001G RESISTOR DRAWING 51 OHM 1 16 W 3216 5 R TP 8 RR120 0RR0222Q62A RESISTOR DRAWING 22 OHM 1 16 W 3216 5 00 R TP RR1...

Страница 203: ...STOR DRAWING 100 OHM 1 16W 5 00 3216 8 RR403 0RR1002Q62C RESISTOR DRAWING 100 OHM 1 16W 5 00 3216 8 X102 6212AB2135C RESONATOR CRYSTAL HC 49 SM BUBANG 13 5 MHZ 5 X301 6212AB2246C RESONATOR CRYSTAL HC 49 SM BUBANG 24 576MHZ X401 6212AB2246C RESONATOR CRYSTAL HC 49 SM BUBANG 24 576MHZ ...

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