Roadstar DVR-9100 Скачать руководство пользователя страница 15

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TROUBLE SHOOTING

4. AUDIO TEST

A. Left and Right channel not functioning normally

Left & Right channel

error

Check positions J3, U12~U15 on the main
board or any resistors and capacitors near
the IC for short circuits and bad soldering.

If the main

board & I/O board

are properly connected

together

Check

positions J1 & J36 on

the I/O board or any resistors

or capacitors nearby for short

circuit or bad

soldering.

Change main board

Change I/O board

Yes

Содержание DVR-9100

Страница 1: ...Service Manual DVR 9100 R DVR 9100 Service Manual DVR 9100...

Страница 2: ...necessarily be obtained by using replacement components rated for higher voltage wattage etc Replacement parts that have these special safety characteristics are identified in this manual and its supp...

Страница 3: ...1 CONTENTS SPECIFICATIONS ADVANTAGES OF THISRODUCT TROUBLE SHOOTING WAVEFORMS VOLTAGE CHARTS CIRCUIT DIAGRAM BLOCK DIAGRAM PCB CIRCUIT BOARD INSTRUMENT DISASSEMBLY 02 03 04 25 28 32 46 47 72...

Страница 4: ...W DVD R DVD Playback DVD RW DVD R DVD R Video Mode DVD RW Video CD CD R CD RW VCD CD DA CD Digital Audio SVCD Super Video CD Signal Source TV CVBS S Video Chapter Creation Manually Automatically Audio...

Страница 5: ...nctions Normal Playback Pause Step Forward VCD SVCD DVD Slow Forward Reverse VCD SVCD DVD Recording Function Real time recording of live TV input Recording TV input at a given time and date Recording...

Страница 6: ...asure if 5V is correct Change Power Board Measure if 3 3V is correct Change Power Board Measure if AC3 9 is correct Change Power Board Measure if 27V is correct Change Power Board Measure if 12V is co...

Страница 7: ...cable between front board and main board is connected well F B IC U1 27 is 27v 17 38 is 5v 40 is low voltage Are there signals outputting form IC U1 15 26 28 29 on F B Are there singles outputting for...

Страница 8: ...Loading Time Too Long Loading error 40 pins cable between M B and DVD loader is connected well Change M B IC U25 Check resisters had contact that near M B IC U8 U9 U25 U34 If loading error Change M B...

Страница 9: ...ack Remote Control error Check batteries of remote control are good If M B IC U34 4 is 5V Change M B IC U34 If F B IR receiver U3 1 is 5V 3 is outputting signal Change F B U3 else change F B OK System...

Страница 10: ...If noise is from loader Change loader Change M B OK The loader can t work Check all cables are in correct position If M B IC U25 s firmware is the newest version Update M B s firmware else change M B...

Страница 11: ...M B J3 J29 for proper soldering Check M B IC U34 151 154 157 160 162 205 208 211 whose 2 parts RLC for proper soldering nd If M B IC U19 5 is 27MHz Change U19 Check connectors J4 J7 J37 on the I O bo...

Страница 12: ...ut signal error Check all cables are in correct position Check J45 or U2 on the main board or any resistors for short circuit Inspect the whole process again according to procedure B on Item 3 If the...

Страница 13: ...voltage on pin5 and pin6 on U103 with a multimeter if it s 5v or 32v There s a 5v but no a 32v Check the resistors capacitors and inductors near U103 for short circuits or bad soldering Check position...

Страница 14: ...in the right position and secured to the socket Black and white images may be caused be caused to the socket Check positions J37 U2 on the main board or any resistors near the IC for short circuit or...

Страница 15: ...2 U15 on the main board or any resistors and capacitors near the IC for short circuits and bad soldering If the main board I O board are properly connected together Check positions J1 J36 on the I O b...

Страница 16: ...pacitors near the IC for short circuits and bad soldering Check positions J1 J36 on the I O board or any resistors or capacitors nearby for short circuit or bad soldering Check If settings of an Ampli...

Страница 17: ...U15 U20 U21 U24 on the main board or any resistors or capacitors nearby for short circuit or bad soldering Check if the main board and I O board are properly connected together check if the pin assign...

Страница 18: ...near U103 for short circuits or bad soldering Check positions U3 and JP1 on the main board or any resistors near the IC for short circuit or bad soldering Use the oscilloscope to measure the voltage o...

Страница 19: ...nd I O board are properly connected together check if the pin assignments are correctly connected Check positions J1 J36 on the I O board or any resistors or capacitors nearby for short circuit or bad...

Страница 20: ...if the frequency of pin64 on U34 located on the main board 120MHz Change U34 Check if the frequency of pinA19 pinc17 on U90 located on the main board 108MHz Change U90 Check positions J12 J13 U34 and...

Страница 21: ...A disc can record only one kind of format of data NTSC PAL Check the format of data that s already recorded on the disc this is not necessary if the disc is new A new disc must be formatted before us...

Страница 22: ...A disc can record only one kind of format of data NTSC PAL Check the format of data that s already recorded on the disc this is not necessary if the disc is new A new disc must be formatted before us...

Страница 23: ...ey A disc can record only one kind of format of data NTSC PAL Check the format of data that s already recorded on the disc this is not necessary if the disc is new A new disc must be formatted before...

Страница 24: ...ny components nearby for bad replace it with a working F W check if the machine will function normally Remove F W U25 and replace it with a working F W check if the machine will function normally Chec...

Страница 25: ...open short circuit damage etc Check SW1 SW7 and any components nearby for bad soldering open short circuit damage etc Check the 12pin cable that connects the front board with the main board check if t...

Страница 26: ...ROUBLE SHOOTING 7 SYSTEM TEST A Can t enter system setup or after setup system hangs or don t function System error Check components U8 U9 and IC for bad soldering etc Repair Replace main board OK No...

Страница 27: ...EO Composite signal 500mV 250MS s REC Composite signal 500mV 250MS s PLAY S video signal Y 500mV 250MS s REC S video signal Y 500mV 250MS s PLAY S video signal C 500mV 250MS s REC S video signal C 500...

Страница 28: ...6 WAVEFORMS A V signal R 500mV 5 0GS s REC A V signal R 500mV 5 0GS s PLAY A V signal G 500mV 125MS s REC A V signal G 500mV 125MS s PLAY A V signal B 500mV 5 0GS s REC A V signal B 500mV 5 0GS s PLAY...

Страница 29: ...27 WAVEFORMS AUDIO AOL signal 500mV 1 25MS s REC AOL signal 500mV 2 5MS s PLAY AOR signal 500mV 500MS s REC AOR signal 500mV 2 5MS s PLAY...

Страница 30: ...4 1 5 65 2 9 2 9 3 0 66 1 7 1 6 1 7 67 1 6 1 6 1 7 68 1 7 1 6 1 7 69 1 7 1 7 1 7 70 1 7 1 7 1 7 71 1 7 1 7 1 7 72 0 0 0 0 0 0 73 1 7 1 6 1 7 74 1 7 1 7 1 7 75 0 0 1 6 0 0 76 1 5 1 5 1 5 77 1 6 1 6 1 6...

Страница 31: ...0 186 2 9 2 9 1 7 187 2 9 2 9 1 7 188 2 9 2 9 2 9 CS 98201 U34 STOP REC PLAY 189 2 9 2 9 2 9 190 0 0 0 0 0 0 191 2 9 1 5 2 9 192 2 9 1 6 1 7 193 3 0 2 9 1 7 194 2 9 2 8 2 9 195 2 6 2 6 2 6 196 2 0 2 0...

Страница 32: ...48 1 5 1 6 1 5 MODE PIN No MODE PIN No MODE PIN No CS4362 U12 STOP REC PLAY 1 0 0 0 0 0 0 2 0 0 0 0 0 0 3 0 0 0 0 0 0 4 5 0 4 7 4 7 5 0 0 0 0 0 0 6 1 6 1 6 1 5 7 1 6 1 6 1 5 8 0 0 1 6 1 6 9 1 6 1 5 1...

Страница 33: ...3 3 44 0 0 0 0 0 0 45 1 7 1 8 1 7 46 0 0 0 0 0 0 47 0 0 0 0 0 0 48 0 0 0 0 0 0 49 0 0 0 0 0 0 50 0 0 0 0 0 0 51 3 2 3 3 3 3 52 0 0 0 0 0 0 53 0 0 0 0 0 0 54 1 8 1 7 1 8 55 0 0 0 0 0 0 56 1 7 1 7 1 7...

Страница 34: ...SS2 VSSS3 VSSS4 VSSS5 VSSS6 VSSS7 VSSS8 VSSS9 VSSS10 VSSS11 VSSS12 VSSS13 VSSS14 VSSS15 VSSS16 VSSS17 VSSS18 VSSS19 VSSS20 VSSS21 VSSS22 VSSS23 VSSS24 VSSS25 VSSS26 VSSS27 VSSS28 VSSS29 HAD0 HAD1 HAD2...

Страница 35: ...C17 A19 V15 Y15 V16 Y16 W16 Y17 E19 C1 VDD1 VDD2 VDD3 VDD4 VDD5 VDD6 VDD7 VDD8 VDD9 VDD10 VDD11 VDD12 VDD13 VSS1 VSS2 VSS3 VSS4 VSS5 VSS6 VSS7 VSS8 VSS9 VSS10 VSS11 VSS12 VSS13 VSS14 VSS15 VSS16 VSS17...

Страница 36: ..._VDD2 CORE_VDD0 CORE_VDD1 CORE_VDD2 CORE_VDD3 CORE_VDD4 IO_VDD0 IO_VDD1 IO_VDD2 IO_VDD3 IO_VDD4 IO_VDD5 IO_VDD6 IO_VDD7 IO_VDD8 IO_VDD9 IO_VDD10 IO_VDD11 PLL_VSS0 PLL_VSS1 PLL_VSS2 CORE_VSS0 CORE_VSS1...

Страница 37: ...6 MD21 RA17 MD22 RA18 MD23 RA19 MD24 RA20 MD25 RA21 MD26 RA22 MD27 RA23 MD28 RA24 MD29 MD30 MD31 DQM0 DQM1 DQM2 DQM3 M_WE ROMD7 ROMD6 ROMD5 ROMD4 ROMD3 ROMD2 ROMD1 ROMD0 NVCE C215 0 1uF RN3 8P4R 10 K...

Страница 38: ...5 178 179 182 183 184 185 236 237 238 239 143 142 141 140 139 138 137 136 135 134 133 127 126 125 124 123 176 173 172 170 191 189 187 186 177 192 193 194 199 200 201 229 228 227 234 222 224 226 235 CD...

Страница 39: ...30pF L2 1 8uH C203 150pF R163 75R 1 C130 0 1uF C153 0 1uF D11 BAV99W 1 2 3 C256 150pF C156 10pF R166 75R 1 C307 0 1uF C193 130pF R70 75R 1 L1 1 8uH L5 1 0uH L6 1 0uH C244 0 1uF L7 1 0uH C269 270pF C12...

Страница 40: ...8 83 93 77 78 79 45 14 97 95 96 4 30 42 20 71 70 69 72 67 66 47 46 48 49 52 53 64 22 34 35 36 8 12 16 44 74 73 TCK TMS TDI XRV XRH XCLK XPD7 XPD6 XPD5 XPD4 LLC2 13 5MHZ VSSI1 XPD3 XPD2 XPD1 XPD0 XTRI...

Страница 41: ...UART_TXD 6 CVBS_OUT CVBS_I O_OUT TUNER CVBS_OUT CVBS_AMP_OUT TUNER CVBS TUNER_AFT_REG AFT_3 5V AFT_1 5V TUNER_AFT_REG VCC P1V8 P3V3 VIDO_GND VCC VCC VCC P3V3 C343 16V 33UF C50 0 1uF R172 10K C113 220...

Страница 42: ...DAC_AVCC DAC_AVCC AAGND VIDO_GND VIDO_GND VIDO_GND J45 RCAJACK3 3 2 1 4 5 6 C155 470pF 1 2 R147 NC 47K C293 1uF 6V 1 2 FB52 R145 15K FB63 FB300 C152 10uF 16V C419 150pF 1 2 C154 470pF 1 2 R408 22 R146...

Страница 43: ...0 0 1uF C79 0 1uF C78 0 1uF C352 10UF 16V R112 1K15 1 R138 4K75 1 C356 270PF R137 1K21 1 R139 5K9 1 C355 2700PF C75 2700PF R135 100K R66 33 C372 2700PF C341 4 7uF 16V C360 0 1UF R136 267K 1 C354 2700P...

Страница 44: ...2V C971 22uF 16V C138 33uF 16V C82 22uF 16V 1 2 C970 22uF 16V R87 715 U13B NE5532 5 6 7 8 4 R78 715 U13A NE5532 3 2 1 8 4 R86 1 33K C93 6800pF 1 2 C345 6800pF 1 2 C297 22uF 16V 1 2 C84 0 1uF 1 2 R76 1...

Страница 45: ...560 U15B NE5532 5 6 7 8 4 C122 22uF 16V 1 2 R105 1 33K U15A NE5532 3 2 1 8 4 C322 470pF 1 2 R103 1 5K R124 1 33K C114 22uF 16V 1 2 R41 4 42K R46 2K R120 4 99K R128 47K R108 2 32K C101 6800pF 1 2 C108...

Страница 46: ...13 MS_IDAT 6 10 13 HM_D 0 15 P3V3 P3V3 P3V3 VCC P3V3 VCC VCC VCC P3V3 R170 22 R25 0R NC R69 10K NC Y2 32 768KHZ R26 NC 10K R164 0R U31E 74F14 11 10 R173 22 U31C 74F14 5 6 R169 22 U31D 74F14 9 8 R168 2...

Страница 47: ...D SENSE VOUT GND TAB C64 0 1uF FB104 C411 0 1uF C44 0 1uF C30 0 1uF C51 0 1uF C12 0 1uF 1 2 FB103 C406 0 1uF R59 NC 0R MH5 MTG HOLE 8 3 5 1 2 4 7 9 6 C401 330uF 16V MH6 MTG HOLE 8 3 5 1 2 4 7 9 6 JP6...

Страница 48: ...2 CHANNEL PCM AUDIO IN I2S FORMAT DV I2S AUDIO STEREO 24 BIT AUDIO PCM ADC CRYSTAL CS5333 L R AUDIO INPUT I2S 24 BIT 2 CHANNEL I2S AUDIO INPUT SPI GPIO COMMAND STATUS CHANNEL TANGO ONLY SPI 16 BIT MA...

Страница 49: ...Main Board Component Side...

Страница 50: ...Main Board Component Side and Placement Chart...

Страница 51: ...Main Board Sold Side...

Страница 52: ...Main Board Sold Side and Placement Chart...

Страница 53: ...Front Board Component Side...

Страница 54: ...Front Board Sold Side...

Страница 55: ...Front Board Sold Side and Placement Chart...

Страница 56: ...I O Board Component Side and Placement Chart...

Страница 57: ...I O Board Solder Side...

Страница 58: ...I O Board Solder Side Placement Chart...

Страница 59: ...Stereo Decode Board Component Side...

Страница 60: ...Stereo Decode Board Solder Side...

Страница 61: ...Stereo Decode Board Solder Side Placement Chart...

Страница 62: ...Scart Board Component Side and Placement Chart...

Страница 63: ...Scart Board Solder Side...

Страница 64: ...Scart Board Solder Side Placement Chart...

Страница 65: ...AV IN Board Component Side and Placement Chart...

Страница 66: ...AV IN Board Solder Side...

Страница 67: ...AV IN Board Solder Side Placement Chart...

Страница 68: ...DV IN Board Component Side...

Страница 69: ...DV IN Board Component Side and Placement Chart...

Страница 70: ...DV Board Component Side...

Страница 71: ...DV Board Component Side and Placement Chart...

Страница 72: ...DV Board Solder Side...

Страница 73: ...DV Board Solder Side and Placement Chart...

Страница 74: ...Fig 1 Housing...

Страница 75: ...Fig 1 ASS Y FRONT PANEL...

Страница 76: ...Fig 1 ENG...

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