Aiwa XP-MP3 Service Manual Download Page 19 | Manualshive

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IC BLOCK DIAGRAM - 1/3

IC, SN74LV244APW

IC, S-80825ANNP-EDN

INPUTS

OUTPUT

Y

OE

A

H

L

L

L

X

H

L

Z

H

H : Hight Level
L : Low Level
X : Unless specified
Z : Hight Impedance

1

2

4

6

20

10

8

18

16

14

12

19

11

13

15

17

9

7

5

3

GND

VCC

1Y1

1Y2

1Y3

1Y4

2Y1

2Y2

2Y3

2Y4

1A1

1A2

1A3

1A4

2A1

2A2

2A3

2A4

1OE

2OE

IC, CXA1791N

20

19

18

17

16

15

14

13

12

11

1

2

3

4

5

6

7

8

9

10

GND

VCC

LDON

RFI

RFO

FE

FE BIAS

TE

EI

EO

NC

LD

PD

PD1

PD2

GND

F

E

VR

VC

NC

VCC

8k

8k

8k

VC

VC

VC

VC

VC

VC

VC

VC

VC

VC

VC

4k

1k

10k

10k

2k

2k

174k

164k

96k

96k

2k

2k

15k

24p

2k

32k

32k

32k

130k

100k

26k

30k

260k

260k

12p

15k

47

VCC

GND

50k

6p

6p

V2

1.25V

RF TV

AMP1

RF IV AMP2

APC LD AMP

RF SUMPLING

AMP

TRA

CKING

ERR

OR AMP

FOCUS

ERR

OR AMP

F IV AMP

E IV AMP

APC PD AMP

24p

87k

30k

12p

26k

13k

20k

20k

GND

GND

GND

2

1

4

VDD

VSS

Vref

OUT

3 NC

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Summary of Contents for XP-MP3

Page 1: ...SERVICE MANUAL DATA BASIC CD MECHANISM DA23LN COMPACT DISC PLAYER XP MP3 S M Code No 09 00A 350 5N2 AU AEZ...

Page 2: ...es AC house current using the supplied AC adaptor Maximum outside dimensions 131 W x35 H x144 D mm excluding projecting parts and controls Weight Approx 285 g excluding batteries AC Adaptor AC A56E Ra...

Page 3: ...t entra ner une dangereuse exposition aux radiations ADVARSEL Usynlig laserst ling ved bning n r sikkerhedsafbrydereer ude af funktion Undg uds ttelse for str ling This Compact Disc player is classifi...

Page 4: ...IB EZ 6L S AEZ 1 8A HP1 901 010 IB U 3L S AU 2 87 B30 124 110 HEADPHONE HP M028 AU 2 87 B30 265 010 HEADPHONE HP M043 AEZ 3 87 042 207 010 AC ADAPTOR AC A56 U AU 3 87 042 210 210 AC ADAPTOR AC A56E A...

Page 5: ...0 1 16 Z F C0215 87 012 172 080 C CAP U 10P 50 D CH C0216 87 012 172 080 C CAP U 10P 50 D CH C0221 87 012 270 080 C CAP U 470P 50 K B C0222 87 012 270 080 C CAP U 470P 50 K B C0223 87 012 270 080 C CA...

Page 6: ...P E 220 4 M WX C0835 87 012 274 080 C CAP U 1000P 50 K B C0836 87 012 274 080 C CAP U 1000P 50 K B CN0101 87 A60 892 080 C CONN 20P V FLT SM1 TB CN0401 87 A61 305 080 C CONN 16P H TOC E CN0402 87 099...

Page 7: ...6 0 8 0 45 2 1 25 0 45 3 2 1 6 108 118 128 A A CHIP RESISTOR PART CODE 0 55 Resistor Code Dimensions mm Symbol 1 16W 1005 5 CJ 1 0 0 5 0 35 104 L t W Regarding connectors they are not stocked as they...

Page 8: ...8 TRANSISTOR ILLUSTRATION B E C 2SA1162 2SA1586 2SC4116 CPH3106 CPH3206 RN1302 RN1308 RN1311 RN2311 E1 B1 C2 C1 B2 E2 UMH4N E C C B 2SB1412...

Page 9: ...AM 1 MAIN 1 2 SECTION DC DC CONVERTER 3V REGULATOR MP3 POWER SW SW SLCON DC DC CONVERTER Q505 DC DC CONVERTER SW Q531 532 DC DC CONVERTER SW SW LR6 AA 3 1V 3 1V VC1 5V VC1 5V VC1 5V VC1 5V 3 1V 3 1V 3...

Page 10: ...AKE CIRCUIT 105 8EU AVSS1 AVSS0 AVDD0 AVDD1 OP CL T15L256A 70P UT62L1024LC 70LL AU 3 3 AEZ 12 AU 3 3 AEZ 12 3 4V GND GND 3 0V 3 4V 3 1V 3 1V 3 1V 3 0V 3 4V 3 4V 3 0V 3 1V 3 4V 3 0V 3 4V 3 0V 1 25V 1 2...

Page 11: ...e patterns and the patterns on the internal layers that cannot be seen The patterns with marks are connected to B patterns The patterns with marks are connected to GND patterns The patterns with a g m...

Page 12: ...on the internal layers that cannot be seen The patterns with marks are connected to B patterns The patterns with marks are connected to GND patterns The patterns with a g marks are connected to each...

Page 13: ...13 SCHEMATIC DIAGRAM 3 LID SECTION...

Page 14: ...WIRING 2 LID C B 14 8 7 6 5 4 3 2 1 1 3 4 5 6 7 8 A B C D E F G H I J K L M N O P Q R S T U 2 A B C D E F G H I J K L M N O P Q R S T U 9 10 11 12 13 14 15 16 9 10 11 12 13 14 15 16...

Page 15: ...1 IC251 Pin 16 FE O 50mV 1ms DIV IC201 Pin 71 XTAI 1V 50ns DIV IC251 Pin 14 TA O 50mV 1ms DIV IC201 Pin 67 BCK 1V 200ns DIV IC201 Pin 65 LRCK 1V 10 s DIV IC201 Pin 25 MDP 1V 100 s DIV IC201 Pin 66 PC...

Page 16: ...TA 1V 200ms DIV IC601 Pin 24 SOD 1V 5 s DIV IC601 Pin 14 PR 1V 50 s DIV IC601 Pin 25 SOI 1V 20 s DIV IC701 Pin 14 CLKO 14 725MHz 1V 50ns DIV IC601 Pin 26 SOC 1V 200ns DIV 0V 0V 0V 0V 0V 0V 9 12 13 10...

Page 17: ...lug again and make sure that the OPEN indicator lights in the LCD when the CD lid is open 3 Focus Search S Curve Check Press the STOP button when all LCD segments are lit Focus search will be repeated...

Page 18: ...djustment value is not displayed Caution Since the adjustment values are determined inside the IC they will vary depending on the disc Only the displayed values will be checked for adjustment 6 RF Lev...

Page 19: ...XA1791N 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 GND VCC LDON RFI RFO FE FE BIAS TE EI EO NC LD PD PD1 PD2 GND F E VR VC NC VCC 8k 8k 8k VC VC VC VC VC VC VC VC VC VC VC 4k 1k 10k 10k 2k 2k...

Page 20: ...VG VCC POW GND POW VCC POW GND POW VCC POW GND POW GND SP CON CT IN FO CN FO O FOF O FOR O TOR O TOF CN TO IN TO VREF POW GND POW VCC POW GND POW VCC Power Switch1 Power Switch2 Power Off 20 19 18 17...

Page 21: ...dulator LPF LPF Clock Divider DIF0 DIF1 EMPH VDD GND RST MCK CKS VREF LRCK BCK DATA VCML OUTR VCMR OUTL 24 23 22 21 20 19 18 17 16 15 14 13 BST OUT BST SW BIAS IN PW SW MT SW MT TC BEEP IN ATT SW BIAS...

Page 22: ...te control key is accepted H is input when a key is pressed SCOR input from DSP PLAY key input The key is detected at L This also wakes up when the edge from H to L is detected in the sleep mode STOP...

Page 23: ...ng output H DSL1 L DSL2 BEEP output to H PAMP I2 C DATA MUTE output to H PAMP H MUTE I2 C CLOCK Address bus Data bus Address bus GND Address bus CS output to external RAM CS output to ROM decoder CS o...

Page 24: ...UME HOLD OFF RESUME 00H 21H 0 00 V 0 40 V 22H 52H 0 41 V 0 99 V 53H 6FH 1 00 V 1 36 V 70H 8CH 1 37 V 1 70 V 8DH A9H 1 71 V 2 05 V AAH C7H 2 06 V 2 40 V C8H E0H 2 41 V 2 71 V E1H F5H 2 72 V 2 96 V F6H...

Page 25: ...r VG voltage ON OFF switching output H VG power ON Connect to ground Not used 16 9344MHz clock input Connect to ground Audio serial data input Audio serial input LR clock data Audio serial input bit c...

Page 26: ...I mode 2 data bit 7 MSB PIO DMA input mode PIO data 18 1 MPEG header bit 11 MPEG ID SDI mode 2 data bit 6 PIO DMA input mode PIO data 17 1 MPEG header bit 12 MPEG ID SDI mode 2 data bit 5 PIO DMA inpu...

Page 27: ...EG header bit 21 Sampling frequency Start up 1 SDO select 32 bit mode 16 bit I2 S mode Operation 2 MPEG header bit 30 Emphasis Start up 1 Select multimedia mode broadcast mode Operation 2 MPEG header...

Page 28: ...d Address signal outputs to data buffer RAM Ground Address signal output to data buffer RAM Chip select output to RAM Data write signal to RAM Data read signal from RAM Reset input L Reset Crystal osc...

Page 29: ...Not used C2PO output MNT3 GTOP output by switching command H is output when either subcode sync S0 or S1 is detected 4 2336 MHz output At CAV W mode or when variable pitch 1 4 division of V16M is outp...

Page 30: ...for wideband EFM PLL VCO2 oscillation output for wideband EFM PLL Switching by command inputs clock for wideband EFM PLL Not used Charge pump output for wideband EFM PLL Digital power supply Asymmetry...

Page 31: ...DD 0 for audio output amplifiers VDD 1 for audio back end Not used Quartz oscillation pin 1 Quartz oscillation pin 2 Clock output 12 C clock 12 C data Digital VSS Digital VDD 12 C chip select 1 12 C c...

Page 32: ...No Pin Name I O Description 42 43 44 FOPR FINR VREF I O I O I Right filter op amp inverting input Input for FOUTR or filter op amp output line out Analog reference ground IC DESCRIPTION 6 6 DAC3550A...

Page 33: ...33 MECHANICAL EXPLODED VIEW 1 1 2 1 7 8 9 10 B B B 11 16 15 14 13 22 DAN23LN 12 12 17 18 PWB 19 19 21 A A A 20 3 4 5 PWB 6...

Page 34: ...9 8A HP1 205 010 SPR T LID L 10 8A HP1 206 010 SPR T LID R 11 8A HP1 002 010 CABI CENTER 12 8Z HC1 225 010 DMPR MECHA SP 13 8Z HC1 202 010 LEVER OPEN 14 8Z HC1 009 010 KNOB SL OPEN 15 8Z HC1 220 010 S...

Page 35: ...Transparent Blue N Gold P Pink R Red S Silver ST Titan Silver T Brown V Violet W White WT Transparent White Y Yellow YT Transparent Yellow LM Metallic Blue LL Light Blue GT Transparent Green LD Dark B...

Page 36: ...36 MECHANISM EXPLODED VIEW 1 1 DA23LN 2 4 5 9 3 1 8 7 10 D D A C B 6...

Page 37: ...0 900 MOTOR SLED ASSY 4 S2 311 A12 200 CHASSIS 5 S2 511 A23 200 GEAR MIDDLE 6 S2 511 A23 100 GEAR SCREW 7 S2 511 A23 400 GEAR RACK 8 S2 511 A07 901 SPINDLE SCREW 9 S4 S13 A00 200 SW LEAF 10 S2 451 A18...

Page 38: ...2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 8710 JAPAN TEL 03 3827 3111 920074 Printed in Singapore...

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