Yamaha YDS-12 Service Manual Download Page 8 | Manualshive

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Yamaha YDS-12 Service Manual Download Page 8

A

B

C

D

E

1

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3

4

5

6

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8

YDS-12

PWR+

USB_VBUS

DGND

DOCK_ID

ACCPWR_RCV

MODE SWITCH DETECT

ACCPWR_IPD

IC4

A

B

TX_RCV

RX_IPD

RX_RCV

TX_IPD

IPOD_DET

IPOD_DET

AUDIO_L

AUDIO_R

S_Y

S_C

CVBS

AUDIO_GND

A/V_RET

IC9

SPI_SOMI

CP_NRESET

SPI_SIMO

TX_UC

RX_UC

F1

+VCC

SPI_CLK

+3.3V

AGND

UGND

IC6

MODE SWITCH

Authentication IC

IC5

Microprocessor

(+3.3V, UGND)

(+3.3V, UGND)

IC3, 4

Multiplexer

(+3.3V, UGND)

SW1

B

A

18K

10K

IC8

Regulator

CB2 DOCK connector

CB1 iPod connector

10

15

19

20

11

12

13

14

18

17

4

12

2

9

13 14

8

29

13

18

19

30

27

28

21

22

23

9

10

12

11

13

14

18

4

17

21

8

15

1

MAIN

r 4FFQBHF

→

SCHEMATIC DIAGRAM

■

BLOCK DIAGRAM

DRAFT

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Summary of Contents for YDS-12

Page 1: ...ould any discrepancy appear to exist please contact the distributor s Service Division WARNING Static discharges can destroy expensive components Discharge any static electricity your body may have accumulated by grounding yourself to the ground buss in the unit heavy gauge black wires connect to this buss IMPORTANT Turn the unit OFF during disassembly and part replacement Recheck all work before ...

Page 2: ...mperative to verify that all exposed conductive surfaces are properly insulated from supply circuits Meter impedance should be equivalent to 1500 ohms shunted by 0 15 μF TO SERVICE PERSONNEL Leakage current must not exceed 0 5mA Be sure to test for leakage with the AC plug in both polarities WARNING CHEMICAL CONTENT NOTICE 本機に搭載されているすべての基板およびハンダ付けによる接合部は無鉛ハンダでハンダ付けされています無鉛ハンダにはいくつかの種類がありますが修理時に...

Page 3: ...3 YDS 12 YDS 12 FRONT PANEL REAR PANELS Top view Front view Side view U C models R T K A G J models Bottom view Rear view DRAFT ...

Page 4: ...D 寸法幅高さ奥行き 89 x 37 x 86 mm 3 1 2 x 1 1 2 x 3 3 8 Weight 質量 160 g 5 64 oz Finish 仕上げ U C R T K A G J models Black color Accessories 付属品 Dock cable 2 m x 1 iPod dock adaptor A type x 1 iPod dock adaptor B type x 1 iPod dock adaptor C type x 1 Specifications are subject to change without notice 参考仕様および外観は製品の改良のため予告なく変更することがあります SPECIFICATIONS 参考仕様 U U S A model C Canadian model R General model T...

Page 5: ...placed as a whole in case of a failure 2 Operation check YDS 12 does not operate by itself To check its operation prepare the Dock compatible component AV receiver etc 1 and type of the iPod iPhone 2 with this unit 1 This unit is not applicable to DVX C310 DVR C310 2 The type of iPod iPhone compatible with this unit iPod 4th Gen 5th Gen Classic iPod mini iPod nano iPod Touch iPhone 3 MODE switch s...

Page 6: ...ーサポート Bottom View Fig 1 1 MAIN P C B の外し方 a のネジ 3 本を外します Fig 1 のネジはマークで判別できます Fig 1 b トップキャビネットを取り外します c MAIN P C B を取り外します Fig 1 1 Removal of MAIN P C B a Remove 3 screws Fig 1 Screws are identified with marks Fig 1 b Remove the top cabinet c Remove the MAIN P C B Fig 1 DISASSEMBLY PROCEDURES 分解手順 DRAFT ...

Page 7: ...put 7 VCC VCC I Power supply input 8 MODE MODE I H Normal mode L Flash rewrite mode 9 RXD1 RXD1 I RS232C receive data input 10 P1_7 DOCK_ID I Dock_ID input YDS 12 YDS 11 11 CLK0 CLK0 O SPI_CLK 12 RXD0 RXD0 I SPI_SOMI 13 TXD0 TXD0 O SPI_SIMO 14 P1_3 CP_NRESET O Reset for authentication coprocessor 15 P1_2 ACCPWR_OUT O Accessory_power output to receiver 16 VREF VREF I Reference voltage input 17 P1_1...

Page 8: ... SPI_SOMI CP_NRESET SPI_SIMO TX_UC RX_UC F1 VCC SPI_CLK 3 3V AGND UGND IC6 MODE SWITCH Authentication IC IC5 Microprocessor 3 3V UGND 3 3V UGND IC3 4 Multiplexer 3 3V UGND SW1 B A 18K 10K IC8 Regulator CB2 DOCK connector CB1 iPod connector 10 15 19 20 11 12 13 14 18 17 4 12 2 9 13 14 8 29 13 18 19 30 27 28 21 22 23 9 10 12 11 13 14 18 4 17 21 8 15 1 MAIN r 4FF QBHF SCHEMATIC DIAGRAM BLOCK DIAGRAM ...

Page 9: ...C5 VCC IC5 RESET 2 1 IC5 VCC IC5 RESET 2 POINT B 1 IC5 7 pin VCC 2 IC5 3 pin RESET AC POWER ON Connect the power cable AC POWER OFF Disconnect the power cable AC POWER OFF Disconnect the power cable PRINTED CIRCUIT BOARD FOR INFORMATION ONLY NO REPLACEMENT COMPONENT PARTS WILL BE AVAILABLE Semiconductor Location Semiconductor Location Ref no Location D5 F5 IC3 F4 IC4 F4 IC5 F3 IC9 G3 Q3 G5 Q4 G5 R...

Page 10: ...IRQ RES Internal address bus Internal data bus 11 12 14 15 16 17 18 19 20 10 Vss NC P2 IRQ Top view 9 8 7 6 13 5 4 2 1 3 Vcc Vss RNG WDT FMU Voltage monitoring circuit Security logic ROM 112 kbytes RAM 4 kbytes Interval timer 1 Interval timer 2 Register 512 bytes Modular multiplication coprocessor EEPROM 16 kbytes 2 kbytes On chip oscillator Power on reset circuit P1 IRQ P3 IRQ Vcc NC NC NC NC NC ...

Page 11: ...ＢＭＡＩＮ 5 WU898200 TOP CABINET トップキャビネット 6 WR513800 SPRING IPOD スプリングｉＰｏｄ 03 7 WU898400 BOTTOM CABINET JRTKAG ボトムキャビネット 7 WU920600 BOTTOM CABINET UC ボトムキャビネット 8 WV240800 CONNECTOR SUPPORT コネクターサポート 11 WU899500 KNOB MODE SWITCH ノブ 15 WF266600 BIND HEAD P TIGHT SCREW 3x8 MFZN2B3 バインドＰタイトネジ 01 16 WF266800 FLAT HEAD B TIGHT SCREW 3x8 MFZN2B3 皿Ｂタイトネジ 17 WF267600 BIND HEAD P TIGHT SCREW 2x6 MFZN2B3 バインドＰ...

Page 12: ...YDS 12 DRAFT ...

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