Yamaha-POCKETRAK-C-24-Service-Manual电路原理图.pdf

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1、SERVICE MANUAL PA 011966 HAMAMATSU, JAPAN Copyright (c) Yamaha Corporation. All rights reserved. YMW 10.01 CONTENTS （目次） SPECIFICATIONS .3 総合仕様 .5 PANEL LAYOUT （） .7 WIRING （結線図） .8 DISASSEMBLY PROCEDURES （分解手順） .9 ERROR MESSAGES .12 .15 PARTS LIST RadioFans.CN 收音机爱 好者资料库 WARNING: This product conta

2、ins chemicals known to the State of California to cause cancer, or birth defects or other reproductive harm. DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVER! Avoid prolonged, unprotected contact between solder and your skin! When soldering,

3、do not inhale solder fumes or expose eyes to solder/flux vapor! If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling food. IMPORTANT NOTICE This manual has been provided for the use of authorized Yamaha Retailers and their ser

4、vice personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and understood by the users, and have there- fore not been restated. WARNING: Failure to follow appropriate service and safety procedures when servicin

5、g this product may result in personal injury, destruc- tion of expensive components and failure of the product to perform as specified. For these reasons, we advise all Yamaha product owners that all service required should be performed by an authorized Yamaha Retailer or the appointed service repre

6、- sentative. IMPORTANT: This presentation or sale of this manual to any individual or firm does not constitute authorization, certification, recognition of any applicable technical capabilities, or establish a principal-agent relationship of any form. The data provided is believed to be accurate and

7、 applicable to the unit(s) indicated on the cover. The research engineering, and service depart- ments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitable and changes in specification are subject to change without notice or obligation to retrofit.

8、Should any discrepancy appear to exist, please contact the distributor s Service Divi- sion. WARNING: Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding yourself to the ground bus in the unit (heavy gauge black wires conne

9、ct to this bus). IMPORTANT: Turn the unit OFF during disassembly and parts replacement. Recheck all work before you apply power to the unit. POCKETRAK C24 2 RadioFans.CN 收音机爱 好者资料库 SPECIFICATIONS POCKETRAK C24 3 POCKETRAK C24 4 総合仕様 POCKETRAK C24 5 POCKETRAK C24 6 PANEL LAYOUT （） 液晶 MENU/FOLDER PLAY

10、（再生） REC（録音） STOP（停止） / （早戻、早送） LED MIC/LINE 端子 INPUT/SPEED（録音 / 再生） （、） ALC/DELETE（ALC / 消去） VOLUME（、） 内蔵 POWER/HOLD MIC/LINE 切換 USB 端子 USB 端子 USB 端子 端子 microSD microSD 電池 LCD screen MENU/FOLDER button PLAY button REC button STOP button / (fast reverse/fast forward) button LED indicator MIC/LINE ja

11、ck INPUT/SPEED (+/) buttons ALC/DELETE button VOLUME (+/) buttons Stereo microphone Speaker POWER/HOLD switch MIC/LINE switch USB plug slide switch USB plug compartment cover USB plug Headphones jack microSD card slot cover microSD card slot Battery cover 1 2 3 4 5 8 9 10 11 13 12 14 15 16 17 18 19

12、20 22 21 6 7 POCKETRAK C24 7 WIRING （結線図） MIC-RMIC-L BKBK BATTERY DC1.5V CN800 (6P) LCD CN291 (32P) CN601 (32P) CN201 (17P) JK470 MIC/LINE JK460 PHONES CN161 (6P) SPEAKER 6P FFC BK GY BOARD TO BOARD YLYL MAIN FRONT USB POCKETRAK C24 8 DISASSEMBLY PROCEDURES （分解手順） Fig. 2 （図 2） Fig. 1 （図 1） 1. MIC Bo

13、ttom Cover (Time required: About 2 min.) 1-1 Remove the two (2) screws marked Y02. (Fig. 1) 1-2 Insert a flatblade screwdriver at A position, between the MIC bottom cover and the bottom cabinet, and push up the MIC bottom cover a little. And then, using your thumb strongly push the MIC bottom cover

14、upward until it comes off. (Fig. 1) 2. Front Cabinet Assembly (Time required: About 4 min.) 2-1 Remove the MIC bottom cover. (See procedure 1.) 2-2 Remove the battery lid and take out a battery. (Fig. 2) 2-3 Remove the three (3) screws marked Y03. (Fig. 2) 2-4 Insert a flatblade screwdriver at B pos

15、ition, between front cabinet assembly and middle frame, and push up the front cabinet a little. And then, using your thumb strongly push the front cabinet assembly upward until it comes off. (Fig. 2) 1. （所要時間：約 2 分） 1-1 Y02 2 本外。 （図 1） 1-2 A 位置（ 隙間）差込 少持上後、親指強押上 外。 （図 1） 2. Assy （所要時間：約 4 分） 2-1 外。

16、（1 項参照） 2-2 電池蓋外、中（乾電池）取出 。 （図 2） 2-3 Y03 3 本外。 （図 2） 2-4 B部分 （Assy 隙間）差込 Assy 少持上後、親指強 押上外。 （図 2） Hook （） MIC Bottom Cover （） Bottom Cabinet （） A Y02 Hook （） Hook （） B Battery lid （電池蓋） Middle frame （） Front cabinet assembly （ Assy） Y03 POCKETRAK C24 9 FRONT cabinet （） FRONT button assembly （ Assy）

17、 FRONT circuit board （） Front cabinet assembly （ Assy） Y01 Fig. 3 （図 3） 3. FRONT Circuit Board, Front Button Assembly (Time required: About 5 min.) 3-1 Remove the MIC bottom cover. (See procedure 1.) 3-2 Remove the front cabinet assembly. (See procedure 2.) 3-3 Remove the three (3) screws marked Y01

18、. (Fig. 3) 3-4 The FRONT circuit board and the front button assembly can then be removed from the front cabinet. (Fig. 3) 4. Bottom Cabinet Assembly (Time required: About 5 min.) 4-1 Remove the MIC bottom cover. (See procedure 1.) 4-2 Remove the front cabinet assembly. (See procedure 2.) 4-3 Insert

19、a flatblade screwdriver at C position, between bottom cabinet assembly and middle frame, and push up the front bottom a little. And then, using your thumb strongly push the bottom cabinet assembly upward until it comes off. (Fig. 4) Note: Be careful not to cut the speaker wire. Fig. 4 （図 4） 3. FRONT

20、 、 Assy （所要時間：約 5 分） 3-1 外。 （1 項参照） 3-2 Assy 外。 （2 項参照） 3-3 Y01 3 本外。 （図 3） 3-4 FRONT 、 Assy 外。 （図 3） 4. Assy （所要時間：約 5 分） 4-1 外。 （1 項参照） 4-2 Assy 外。 （2 項参照） 4-3 C 部分（ Assy 隙間）差込 Assy 少持上後、親指押 上外。 （図 4） 注意： 切注意 。 Speaker wires （） Speaker （） Middle frame （） Bottom cabinet assembly （ Assy） Bottom cabi

21、net assembly （ Assy） C POCKETRAK C24 10 Speaker wires （） USB slide knob （USB ） USB holder shaft （USB ） Middle frame （） Bottom cabinet （） Speaker （） MIC bottom cover （） Battery lid （電池蓋） Y03 Y02 Y01 USB holder （USB ） Flexible flat cable （FFC ） Micro SD card （ SD ） LCD assembly （LCD Assy） Hook （） Fron

22、t button assembly （ Assy） Front cabinet assembly （ Assy） MAIN FRONT USB 5. UAB and MAIN Circuit Boards, LCD Assembly and Micro SD card (Time required: About 8 min.) 5-1 Remove the MIC bottom cover. (See procedure 1.) 5-2 Remove the front cabinet assembly. (See procedure 2.) 5-3 Remove the bottom cab

23、inet assembly. (See procedure 4.) 5-4 Disconnect the flexible flat cable from the MAIN circuit board. The USB circuit board can then be removed together with the USB slide knob. (Fig. 5) 5-5 Remove the USB holder shaft. The USB circuit board, the USB holder and the USB slide knob can then be separat

24、ed. (Fig. 5) 5-6 The MAIN circuit board can then be removed. (Fig. 5) Note: Be careful not to cut the speaker wire. 5-7 Remove the LCD assembly from the MAIN circuit board. (Fig. 5) 5-8 Remove the micro SD card from the MAIN circuit board. (Fig. 5) 5. USB 、MAIN 、LCD Assy、 SD （所要時間：約 8 分） 5-1 外。 （1 項

25、参照） 5-2 Assy 外。 （2 項参照） 5-3 Assy 外。 （4 項参照） 5-4 MAIN FFC 外、USB USB 、 USB 共外。 （図 5） 5-5 USB 抜、USB 、USB 、USB 別。 （図 5） 5-6 MAIN 外。 （図 5） 注意： 線材切注意 。 5-7 MAIN LCD Assy 外。 （図 5） 5-8 MAIN SD 外。 （図 5） Fig. 5 （図 5） POCKETRAK C24 11 ERROR MESSAGES POCKETRAK C24 12 POCKETRAK C24 13 POCKETRAK C24 14 POCKETRAK

26、C24 15 POCKETRAK C24 16 POCKETRAK C24 17 POCKETRAK C24 CONTENTS （目次） OVERALL ASSEMBLY （総組立） .2 ELECTRICAL PARTS （電気部品） .4 The numbers “QTY” show quantities for each unit. The parts with “-” in “PART NO.” are not available as spare parts. This mark “ ” in the REMARKS column means these parts are inte

27、rchangeable. The second letter of the shaded ( ) part number is O, not zero. The second letter of the shaded ( ) part number is I, not one. 部品価格、変更。 QTY 欄記数字、各当使用個数。 PART NO. “-”部品、用部品準備。 REMARKS 欄 部品、併用部品。 網掛付 PART NO. 2 番目文字、 。 網掛付 PART NO. 2 番目文字、 。 Notes: DESTINATION ABBREVIATIONS PARTS LIST A :

28、 Australian model B : British model C : Canadian model D : German model E : European model F : French model H : North European model I : Indonesian model J : Japanese model K : Korean model M : South African model O : Chinese model Q : South-east Asia model T : Taiwan model U : U.S.A. model V : Gene

29、ral export model (110V) W : General export model (220V) N,X : General export model Y : Export model 2 POCKETRAK C24 1 1a 2 6 9 10 72 18 20 19 4 5 71 8 52 50 24 24 23 22 54 74 17 17 53 21 25 24 26 15 2728 29 Y03 26a 26c 26b 52a Y02 Y01 Apply grease to 28 and 29. （ 28 29 塗布。 ） Grease: MOLYKOTE (R) EM-

30、50L Clip holder assembly （Assy） OVERALL ASSEMBLY （総組立） 3 POCKETRAK C24 REF NO.PART NO.DESCRIPTION 部品名REMARKS QTYRANK OVERALL ASSEMBLY総組立POCKETRAK C24 *1WU472900 FRONT CABINET ASSEMBLY SERVICE ASSEMBLY 1a-LCD DECORATION WINDOW透明板PART OF WU472900 *2WU473400 LOCK MOUNTING *4WU473500 FRONT BUTTON ASSEMB

31、LY *5WU476800 BATTERY TERMINALSUM-3(-)電池端子 （） *6WU476900 BATTERY TERMINALSUM-3(+)電池端子 （） *8WU473800 MIDDLE FRAME ASSEMBLY *9WU474800 SIDE BUTTON ASSEMBLY *10WU475000 USB COVER *15WU475100 MIC BOTTOM COVER *17WU475200 MIC SPACER 2 *18WU473700 CUSHION SPACER *19WU477000 USB SLIDE KNOB *20WU476000 USB

32、HOLDER SHAFT *21WU475300 USB CUSHION SPACER2 *22WU475400 CUSHION SPACER *23WU477200 USB HOLDER *24WU475500 CUSHION SPACER 3 *25WU475600 SD COVER ASSEMBLY *26WU473300 BOTTOM CABINET ASSEMBLY SERVICE ASSEMBLY 26a-SPEAKER8 ohmsPART OF WU473301 *26bWU478200 WIREBLACK UL1571-AW線材 *26cWU478300 WIREGRAY UL

33、1571-AW線材 *27WU475700 BATTERY LID電池蓋 *28WU475800 POWER SLIDE KNOB *29WU475900 LINE SLIDE KNOB 50YC475A00 MICRO-SD CARD *52WU499100 LCD ASSEMBLY SERVICE ASSEMBLY 52a-LCD SHADE SPACER 遮 光 PART OF WU499100 *53WU476200 MICROPHONE2 *54WU478000 FLEXIBLE FLAT CABLE6P mmUSB-MAIN *71WU476500 CIRCUIT BOARDFRO

34、NT *72WU476300 CIRCUIT BOARDMAINJ *72WU476400 CIRCUIT BOARDMAINY *74WU476600 CIRCUIT BOARDUSB *Y01WU477300 PAN HEAD TAPPING SCREW-S1.4x3 FRONT circuit board3 *Y02WQ633000 PAN HEAD TAPPING SCREW-S1.7x10 MIC BOTTOM COVER2 *Y03WU477500 PAN HEAD TAPPING SCREW-S1.4x6 BOTTOM COVER3 ACCESSORIES付属品 *WU47280

35、0 CLIP HOLDER ASSEMBLY : New Parts RANK: Japan only 4 POCKETRAK C24 REF NO.PART NO.DESCRIPTION 部品名REMARKS QTYRANK ELECTRICAL PARTS （電気部品） ELECTRICAL PARTS電気部品 *WU476500 CIRCUIT BOARDFRONT *WU476300 CIRCUIT BOARDMAINJ *WU476400 CIRCUIT BOARDMAINY *WU476600 CIRCUIT BOARDUSB *WU476500 CIRCUIT BOARDFRON

36、T *WU477700 PUSH SWITCH1P-1T *WU477600 SLIDE SWITCH1P-3T POWER/HOLD *WP139900 SLIDE SWITCH1P-2T MIC/LINE * X6501 WU478500 CRYSTAL OSC32.768 kHz水晶振動子 *WU476300 CIRCUIT BOARDMAINJ *WU476400 CIRCUIT BOARDMAINY *WU477800 PHONE JACKD3.62 *WU477900 PHONE JACKD3.62 * X1001 WU478400 CRYSTAL OSC48.00000 MHz水晶振動子 *WU476600 CIRCUIT BOARDUSB : New Parts RANK: Japan only