Panasonic Cq-Dpx172U In Dash Mp3 Player 电路图.pdf
《Panasonic Cq-Dpx172U In Dash Mp3 Player 电路图.pdf》由会员分享,可在线阅读,更多相关《Panasonic Cq-Dpx172U In Dash Mp3 Player 电路图.pdf(29页珍藏版)》请在收音机爱好者资料库上搜索。
1、General Power SupplyDC 12V (11V - 16V), Test Voltage 14.4V Negative Ground Tone Adjustment RangeBass ; 12dB at 100Hz Treble ; 12dB at 10kHz Current ConsumptionLess than 2.2A (CD play mode, 0.5W4ch) Maximum Power Output45W4ch (at 1kHz, Vol. Max.) Suitable Speaker Impedance4-8 Pre-AMP Output Voltage2V
2、 (CD play mode; 1kHz, 0dB) Output Impedance200 FM Stereo Radio Frequency Range87.9 - 107.9MHz Usable Sensitivity11.0 dBf (1.25V, 75) AM Radio Frequency Range530 - 1,710kHz Usable Sensitivity28dB/V (25V, S/N 20dB) CD Player Sampling Frequency32 times over sampling Pick-Up TypeAstigma 3-beam Light Sou
3、rceSemiconductor Laser 2002 Matsushita Communication Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. CQ-DPX172U Removable Front Panel MP3 CD Player / Receiver with Changer Control Wavelength780nm Frequency Response20Hz to 20,000Hz (1dB) Signal t
4、o Noise Ratio96dB Wow and FlutterBelow measurable limits Channel Separation75dB Dimensions*7”1 15/16”5 7/8” (17850150mm) Weight*3lbs. 5oz (1.5kg) * Specifications and the design are subject to possible modification without notice due to improvements. * Dimensions and Weight shown are approximate. Av
5、obe specifications comply with EIA standards. AUTOMOTIVE CONSUMER ELECTRONICS Specifications* ORDER No. ACED020274C1 C4 RadioFans.CN 收音机爱 好者资料库 1 FEATUERS 2 2 REPLACEING THE FUSE 2 3 MAINTENANCE 2 4 NOTES 2 5 DIMENSIONS 2 6 LASER PRODUCTS 2 7 WIRING CONNECTION 3 8 BLOCK DIAGRAM 4 9 TERMINALS DESCRIP
6、TION 5 1 FEATUERS PLL (Phase Locked Loop) synthesized tuning. 18-FM, 6-AM presets with preset scan Digital servo for reliable CD playback. Removable face plate. 2 REPLACEING THE FUSE Use fuses of the same specified rating (15A). Using different substitutes or fuses with higher ratings, or connecting
7、 the unit directly without a fuse, could cause fire or damage to the stereo unit. 3 MAINTENANCE Your products is designed and manufactured to ensure a minimum of maintenance. Use a soft cloth for routine exterior cleaning. Never use benzine, thinner or other solvents. 4 NOTES RADIO BLOCK Do not alig
8、n the AM/FM package block. When the package block is necessary, it will be supplied already aligned at the factory. CD DECK BLOCK Thismodelhasnoservoalignmentpointsbecause microcomputer controls the servo circuit. 10 PACKAGE AND IC BLOCK DIAGRAM 7 11 REPLACEMENT PARTS LIST 10 12 EXPLODED VIEW (Unit)
9、 15 13 CD PLAYER PARTS 16 14 EXPLODED VIEW (CD Deck) 17 15 PACKING PARTS LIST 18 16 WIRING DIAGRAM 19 17 SCHEMATIC DIAGRAM -1 24 18 SCHEMATIC DIAGRAM -2 25 5 DIMENSIONS 6 LASER PRODUCTS CONTENTS Page Page 2 CQ-DPX172U RadioFans.CN 收音机爱 好者资料库 7 WIRING CONNECTION 3 CQ-DPX172U RadioFans.CN 收音机爱 好者资料库 8
10、 BLOCK DIAGRAM 4 CQ-DPX172U 9.1. Main Block IC600 : C2BBGF000292 Pin No. PortDescriptionI/O(V) 1INIT CInitial CI4.9 2NCNo connection- 3NCNo connection- 4AVSSAnalog ground-0 5AF MUTEAF muteO5.1 6AMP.CNTPower Amp. stand-byO5.0 7AVREFReference voltage-5.1 8CD-SOCD dataI3.2 9CD-SICD dataO3.8 10CD-SCKCD
11、clockO5.0 11CD.C DATACD changer dataO0 12NCNo connection- 13CD.C CLKCD changer clockO0 14REM OUTCD changer remote cont. dataO5.0 15PLL CEPLL controller chip enableO0 16PLL DATA (MI) Data from PLLI5.1 17PLL DATA (MO) Data for PLLO0 18PLL CLKClock for PLLO0 19NCNo connection- 20NCNo connection- 21CD-R
12、ESETCD resetO5.0 22NCNo connection- 23NCNo connection- 24NCNo connection- 25NCNo connection- 26NCNo connection- 27NC(GND pull-down)-0 28CD-ONCD power onO5.0 29CD-MUTECD mute controlI0 30CD-SW2Not used- 31NCNo connection- 32NCNo connection- 33VssGround-0 34NCNo connection- 35/STFM stereo detectionI4.
13、5 36IC2-CLKElectronic volume clockO5.0 37IC2-DATAElectronic volume dataI/O5.0 38S.LEDNot used- 39NCNo connection- 40BZINNot used- 41LCD-DI (MO) LCD data outputO0 42LCD-DO (MI) LCD data inputI5.0 43LCD-CLKLCD clockO0 44LCD-CELCD chip enable outputO0.2 45POWER LED Pilot lamp onO0 46ANT.CONTMotor anten
14、na controlO0 47NCNo connection- 48NCNo connection- 49NCNo connection- 50BZOUTNot used- 51NCNo connection- 52NCNo connection- 53NCNo connection- 54NCNo connection- 55PANELPanel detectI4.8 56CD POWER CD power controlO5.1 57PWR CNTPower controlO5.1 58ACCACC detectionI5.0 59RDS DATANot used- 60/RESETRes
15、et inputI5.1 61REMRemocon data inputI5.1 62BATTBattery detectionI5.0 63RDS CLKNot used- 64CD.C.STB(Ground pull-down)I0 65MUTEMute controlO5.1 66NC(Connecting to ground)-0 67VSS0(Connecting to ground)-0 68VDD+5V power supply-5.1 69X2Crystal oscillator-3.0 70X1Crystal oscillator-1.7 71VPP(Ground pull-
16、down)-0 72NCNo connection- 73NCNo connection- 74VDD0+5V power supply-5.1 75AVREF(Connecting to VDD)-5.1 76NC(Connecting to ground)-0 77SDSearch detectI5.1 78INIT DInitial value DI0 79INIT AInitial value AI0 80INIT BInitial value BI0 Note 1 : Voltage measuerments are with respect to ground, with a vo
17、ltmeter (internal resistance : 10M ohms). 9.2. Display Block IC901 : YEAMLC75854T Pin No. PortDescriptionI/O(V) 1-35 SEG9-35LCD segmentO2.5 36-39 NCNo connection- 40-43 COM1-4LCD commonO2.5 44-49 KS1-6Key data outputO0.9 50-54 KI1-5Key data inputI0 55TEST(Connecting to ground)-0 56VDD+5V power suppl
18、y-5.1 57VDD1Ground through capacitor-3.3 58VDD2Ground through capacitor-1.7 59VssGround-0 60OSCCR oscillator-3.9 61DOKey data outputO4.4 62CEChip enableI0 63CLKLCD clockI0 64DILCD data inputI0 9 TERMINALS DESCRIPTION 5 CQ-DPX172U 9.3. CD Servo Block IC501 : MN101C28LAC Pin No. PortDescriptionI/O(V)
19、1VREF-Reference voltage for ADC (GND)-0 2PA0(Connecting to GND)-0 3PA1Disc-In sensorI2.9 4PA2Feeder arm SWI3 5PA3Disc-Out sensorI3 6PA4Clamp SWI0 7PA5Inner SWI3.3 8PA6Disc-In sensorI1.5 9PA7Not used-3.3 10VREF+Reference voltage for ADC (+3.3V)-3.3 11VDDPower supply (+3.3V)-3.3 12OSC2System clock (7.
20、37MHz)O1.6 13OSC1System clock (7.37MHz)I1.5 14VSSGround-0 15XI(Connecting to GND)-0 16XO (NC)No connection- 17MMOD(Connecting to GND)-0 18SOMSerial data outputO0.5 19SIMSerial data inputI0.5 20SCKShift clock for serial dataI3 21SB01/P03No connection- 22SUBCCD-TEXT dataI0 23SBCKCD-TEXT clockO3.3 24P0
21、6 (NC)No connection- 25RESETReset inputI3.3 26MDATAMPU communication dataO1 27MCLKShift clock for MDATAO2.5 28SCKShift clock for serial dataI2.2 29STATServo LSI statusI0 30TM4IO/P14No connection- 31POBFMP3 DSP statusI0 32DATAREQMP3 DSP NEXT data requestI3 33CD. ONCD operation modeI3.2 34DQSYCD-TEXT/
22、SUBQ sync.I0 35BLKCKBLKCK signalI3.3 36SQCKClock for sub. code dataI1.5 37SUBQSub. code dataI0 38SBT2/P32(Connecting to GND)O0 39MLDMPU command loadO3.3 40ACKMP3 DSP acknowledgeO0 41IOSELServo LSI mode settingO3.3 42VDD2Power supply for flash write-3.3 43VPPPower supply for flash write-3.3 44DSPP0MP
23、3 DSP data (bit0)I/O0 45DSPP1MP3 DSP data (bit1)I/O0 46DSPP2MP3 DSP data (bit2)I/O0 47DSPP3MP3 DSP data (bit3)I/O0 48DSPP4MP3 DSP data (bit4)I/O0 49DSPP5MP3 DSP data (bit5)I/O0 50DSPP6MP3 DSP data (bit6)I/O0 51DSPP7MP3 DSP data (bit7)I/O0 52PCSMP3 DSP chip selectO0 53PWEMP3 DSP write enableO0 54PREM
24、P3 DSP read enableO1.3 55PIBEMP3 status for data inputI3.3 56DSPRSTDSP resetO3.3 57PRSTServo LSI resetO2.2 58STATServo LSI statusI0 59DMUTEDigital voice signal muteO0 60TLOCKTracking lockI0 61FLOCKFocus lockI0 62SENSEServo LSI detectionI0 63STOPMP3 DSP stopO0 64ERRORMP3 DSP error detectionI1.3 65MUT
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- Panasonic Cq-Dpx172U In Dash Mp3 Player 电路图 Cq Dpx172U
收音机爱好者资料库所有资源均是用户自行上传分享,仅供网友学习交流,未经上传用户书面授权,请勿作他用。



Marshall-9100-62-02-Schematic电路原理图.pdf
TELEFUNKEN 875WK Zeesen_1 电路原理图.gif
TELEFUNKEN 875WK Zeesen_2 电路原理图.jpg


