Aiwa XR-MK25 Service Manual Download Page 18 | Manualshive

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WIRING – 3 (VCD:1/2 / VCD POWER / CD DRIVE / CD MOTOR)

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Summary of Contents for XR-MK25

Page 1: ...DISC STEREO SYSTEM BASIC TAPE MECHANISM 2ZM 1 YR6N BASIC CD MECHANISM 3ZG 3 E2NC S M Code No 09 989 284 0OT SYSTEM XR MK25 REMOTE CONTROLLER SX M25B SPEAKER RC 8AT02 All manuals and user guides at al...

Page 2: ...IRING 3 VCD 2 2 29 30 SCHEMATIC DIAGRAM 4 VCD 1 2 VCD POWER CD DRIVE CD MOTOR 31 32 SCHEMATIC DIAGRAM 5 VCD 2 2 33 34 WIRING 4 AC2 AC1 35 FL 11BT 162GK GRID ASSIGNMENT ANODE CONNECTION 36 WAVEFORM VCD...

Page 3: ...se CrO2 tape 50Hz 1600Hz Normal tape 50Hz 15000Hz Signal to noise ratio 50dB CrO2 tape peak level above 1kHz Recording system AC bias Heads Recording playback head x 1 Erase head x1 Compact disc playe...

Page 4: ...afbrydereerudeaffunktion Undg uds ttelse for str ling This Compact Disc player is classified as a CLASS 1 LASER product The CLASS 1 LASER PRODUCT label is located on the rear exterior This set employs...

Page 5: ...ELECT 47 50V C107 87 010 384 080 CAP ELECT 100 25V C108 87 010 381 080 CAP ELECT 330 16V C109 87 010 260 080 CAP ELECT 47 25V C110 87 010 260 080 CAP ELECT 47 25V C111 87 010 247 080 CAP ELECT 100 50...

Page 6: ...AP ELECT 1 50 M 5L SRE C779 87 010 401 080 CAP ELECT 1 50V C780 87 010 196 080 CHIP CAPACITOR 0 1 25 C781 87 010 405 080 CAP ELECT 10 50V C782 87 010 405 080 CAP ELECT 10 50V C783 87 010 197 080 CAP C...

Page 7: ...P 0 01 DM C212 87 010 196 080 CHIP CAPACITOR 0 1 25 C301 87 015 677 040 CAP E 100 6 3 7L C302 87 010 549 040 CAP E 47 6 3 GAS C303 87 010 178 080 CHIP CAP 1000P C304 87 010 197 080 CAP CHIP 0 01 DM C3...

Page 8: ...9 033 010 CONN 16P H BLK 6216 CON102 87 099 197 010 CONN 9P 6216 V CON601 87 099 210 010 CONN 5P 6216 H CON701 87 A60 424 010 CONN 16P V TOC B CON702 87 A60 154 010 CONN 6P H FE FB1 83 XM1 617 080 C C...

Page 9: ...t TRANSISTOR ILLUSTRATION 2SA1296 2SC2878 KTA1266 KTC3198 2SA952 CSD655E E C B E C B 2SA1318 2SC3331 E C B 2SC4115 DTA144ES DTC144ES E C B KTA1267 KTC3199 E C B 2SB1481 2SD2241 B C E 2SB1370 B C E 2SA...

Page 10: ...11 12 BLOCK DIAGRAM 1 MAIN FRONT AC2 AC1 DECK RELAY All manuals and user guides at all guides com...

Page 11: ...13 14 BLOCK DIAGRAM 2 VCD VCD POWER CD DRIVE CD MOTOR All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 12: ...15 16 All manuals and user guides at all guides com...

Page 13: ...17 18 SCHEMATIC DIAGRAM 1 MAIN 1 2 AC2 AC1 RELAY All manuals and user guides at all guides com...

Page 14: ...19 20 SCHEMATIC DIAGRAM 2 MAIN 2 2 TUNER BLOCK All manuals and user guides at all guides com...

Page 15: ...21 22 IC M62439SP IC BU4052BCF All manuals and user guides at all guides com...

Page 16: ...23 24 AY M All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 17: ...25 26 SCHEMATIC DIAGRAM 3 FRONT DECK All manuals and user guides at all guides com...

Page 18: ...27 28 ER CD DRIVE CD MOTOR 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 All manuals and user guides at all guides com...

Page 19: ...29 30 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 A B C D E F G H I J K L M N O P Q R S T U All manuals and user guides at all guides com...

Page 20: ...31 32 SCHEMATIC DIAGRAM 4 VCD 1 2 VCD POWER CD DRIVE CD MOTOR All manuals and user guides at all guides com...

Page 21: ...33 34 SCHEMATIC DIAGRAM 5 VCD 2 2 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 22: ...35 36 FL 11BT 162GK GRID ASSIGNMENT ANODE CONNECTION GRID ASSIGNMENT ANODE CONNECTION All manuals and user guides at all guides com...

Page 23: ...MODE NTSC CD VCD MODE TV MODE PAL PAL AUTO 3 IC301 PIN 96 HSYNC CD VCD MODE TV MODE NTSC CD VCD MODE TV MODE PAL PAL AUTO 4 IC301 PIN 19 XTLIN VOLT DIV 0 2V 40 5MHz TIME DIV 20nS CD VCD MODE TV MODE...

Page 24: ...IC BLOCK DIAGRAM 2 38 IC BA6791FP IC TA7291S All manuals and user guides at all guides com...

Page 25: ...39 IC LH5317W1 IC TC9409BF All manuals and user guides at all guides com...

Page 26: ...40 IC BU2874AFV IC RL5C293 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 27: ...41 IC LH5164AN 10L IC M51945A IC SN74LV373NS IC PQ20VZ5U All manuals and user guides at all guides com...

Page 28: ...y 19 I MO ST I Tuner mono stereo 20 I KEY0 I Key0 A D input 21 I KEY1 I Key1 A D input 22 I CDTSW I CD tray switch A D input 23 I AS I Tape Auto Stop counter pulse 24 I SWTAPE I Tpae switch A D input...

Page 29: ...utput 84 I STOP I Tape Stop Detect input 85 O MCLK O Master clock output to PLL IC 86 O MDATA O Master data output to PLL IC 87 O F TAPE O Function TAPE LED on 88 O F TU O Function TUNER LED on 89 VSS...

Page 30: ...BAND AM FM LW MW FM MW SW FM H L H H L H L L Outputs L or H as follows Not used 10 MW SW O 2 BAND 3 BAND 3 BAND AM FM LW MW FM MW SW FM L L H L L L H L 11 IF MUTE O To control internal counter 12 IF...

Page 31: ...XMCE1 O Chip enable 34 37 MD8 MD11 I O Memory data bus 38 VSS GND 39 42 MD12 MD15 I O Memory data bus 43 VDD MAX Power supply pin Used in 5 0V 44 LCAS O Lower digit column address strobe 45 LCASIN I L...

Page 32: ...R clock 105 CD DATA I Serial data input from CD DSP 106 CD BCK I Bit clock from CD decoder 107 DA LRCK O LR clock 108 DA DATA O Bit serial audio sample signal 109 DA BCK O Audio bit clock 110 VDD3 Pow...

Page 33: ...for vari pitch fc center 16 9344MHz 18 FILO O Filter output for master PLL slave digital PLL 19 FILI I Filter input for master PLL 20 PCO O Charge pump output for master PLL 21 AVSS Analog GND 22 CLTV...

Page 34: ...A03 O DA03 output when PSSL H MNT2 output when PSSL L Not used 48 MNT1 DA02 O DA02 output when PSSL H MNT1 output when PSSL L Not used 49 MNT0 DA01 O DA01 output when PSSL H MNT0 output when PSSL L No...

Page 35: ...t the tracking high frequency gain 11 FSET I Pin for setting peak of the phase compensator of the focus tracking 12 TAM I Tracking amplifier inverted input pin 65 EXCK I Clock input for SBSO read out...

Page 36: ...plifier output is capacitance coupled 31 RFO O RF summing amplifier output pin Eye pattern check point 32 RFM I RF summing amplifier inverted input pin Gain of RF amplifier is determined by the resist...

Page 37: ...ND Address Latch Strobe Data Read Strobe Data Write Strobe Not used Video CD Decoder Ready OSDC Enable Not used OSDC Data Clock Not used OSDC Data Not used Address Bus 15 8 Address Data Bus 7 0 GND Vi...

Page 38: ...nd check that the auto stop is at input level of 25dB 10dB 9 Output Level Check AM Settings Test point TP8 Lch TP9 Rch Input level 74dB Method Set to AM 999kHz and check that the test point is 30mV 3d...

Page 39: ...tion Head azimuth adjustment screw Method Play back the 10kHz signal of the test tape and adjust screw so that the output becomes maximum Next perform on each FWD PLAY and REV PLAY mode 3 PB Frequency...

Page 40: ...RREST ADJUSTMENT 3 VCD SFR701 VCD C B C TP1 RF 1 SFR702 SFR703 1 IC701 48 TP3 TE TP2 VC TP4 TG1 TP5 TG2 3 2 Oscilloscope DC range TP1 RF TP2 VC EYE PATTERN must be CLEAR and MAX MAX 1 4 0 1 Vp p VOLT...

Page 41: ...ime until music starts becomes longer for STOP PLAY or automatic selection buttons pressed Normally takes about 2 seconds Music does not start and disc continues to rotate for STOP PLAY or automatic s...

Page 42: ...C 9 WIRE ASSY 1P DECK 8 PLATE SHLD F WIRE ASSY IP GND E AC2 C B AC1 C B PT101 VCD POWER C B E C C C WIRE FROM VCD C B ASSY IP SEC j 28 c B 14 13 12 g 24 25 26 22 f 27 23 h C VCD C B 29 C d 4 B f A A...

Page 43: ...R T FR 60 82 ZM1 259 110 SPR T PINCH R 82 ZM1 305 110 SPR E TRIG 2 82 ZM1 255 310 SPR E LER DIR 82 ZM1 258 110 SPR T PINCH L 82 ZM1 213 010 SPR T HEAD 82 ZM1 269 010 SPR T BRG 82 ZM1 214 010 SPR T DIR...

Page 44: ...38 39 40 32 34 33 35 43 45 41 41 37 44 52 51 55 50 DECK C B SOL2 49 47 48 46 C C 54 53 E 36 42 D D C C F A A 56 16 15 30 13 10 17 7 18 19 4 20 22 21 24 23 25 26 29 29 27 28 B B A All manuals and user...

Page 45: ...ZM1 298 010 SPR P EARTH 31 82 ZM1 255 310 SPR E LVR DIR 32 82 ZM1 221 110 GEAR CAM 33 82 ZM1 227 210 LVR TRIG 34 82 ZM1 224 410 LVR FR 35 82 ZM1 305 110 SPR E TRIG 2 36 82 ZM1 239 010 CAPSTAN 2 2 41...

Page 46: ...HANISM EXPLODED VIEW 1 2 B C A B C 3 CD MOTOR C B 2 4 5 6 7 8 9 10 11 12 1 17 3ZG2 17 CUSH G MAIN A B D D A CUSH G MAIN A A 16 14 15 13 C C All manuals and user guides at all guides com a l l g u i d...

Page 47: ...ZG3 204 210 GEAR C 8 83 ZG3 205 010 GEAR D 9 83 ZG3 217 010 S SCREW GEAR D 10 83 ZG3 220 210 GEAR PULLEY 2 11 83 ZG3 214 010 BELT L 12 83 ZG3 229 410 TRAY CD 2 13 83 ZG3 210 110 HLDR CHUCK 14 83 ZG3 6...

Page 48: ...3 ZG2 205 210 GEAR B 4 83 ZG2 236 010 GEAR MOTOR 3 5 83 ZG2 253 010 SHAFT SLIDE 5 6 87 A90 836 010 PICKUP KSS 213F 8 83 ZG2 227 210 TURN TABLE C1 11 83 ZG2 245 410 LEVER SHUTTER 12 83 ZG2 250 110 SPR...

Page 49: ...902 010 IB H EC K C HC 2 87 043 115 010 ANT FEEDER FM 3 87 050 103 010 CORD PIN 1PY1 5M 4 87 A90 030 010 ANT LOOP AM NC C 5 87 A90 786 010 PLUG CONVERSION IR46 HC 5 87 A90 312 010 PLUG CONVERSION WTN...

Page 50: ...2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 JAPAN TEL 03 3827 3111 L Printed in Singapore A4 9420025 931261 All manuals and user guides at all guides com...

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