Panasonic-RXD50PH-cs-sm 电路图 维修手册.pdf
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1、 Panasonic Corporation 2010. All rights reserved. Unauthorized copying and distribution is a violation of law. PSG1004008CE Portable Stereo CD System Model No.RX-D50PH Product Color : (S).Silver Type TABLE OF CONTENTS PAGEPAGE 1 Safety Precautions- 3 1.1. General Guidelines- 3 1.2. Before Use - 4 1.
2、3. Before Repair and Adjustment- 4 1.4. Caution For Fuse Replacement- 4 1.5. Protection Circuitry- 4 1.6. Safety Part Information- 5 2 Warning- 6 2.1. Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices- 6 2.2. Precaution of Laser Diode- 7 2.3. Service caution ba
3、sed on Legal restrictions- 8 2.4. Handling Precaution for Traverse Unit-9 3 Service Navigation - 11 3.1. Service Information- 11 4 Specifications- 12 5 Location of Controls and Components- 13 5.1. Main Unit and Remote Control Key Button Operations-13 5.2. Disc Information-14 6 Self Diagnostic and Do
4、ctor Mode Setting - 15 6.1. Self Diagnostic Mode -15 6.2. Doctor Mode - 16 7 Service Fixture /Serial I/P 17BA1-Motor O/P (1);/Serial I/P 18PRAMVSS33-GND (DRAM) 19PRAMVDD33-Power Supply Voltage (+1.6V) 20PRAMVDD15-Power Supply Voltage (DRAM) 21SPOUTOSpindle Drive O/P 22PCI/OSpindle motor drive O/P si
5、gnal serial data/Monitoring I/P 23TRVPOTraverse Drive O/P (+ve) 24TRPOTracking Drive O/P (+ve) 25FOPOFocusing Drive O/P (+ve) 26DVSS1-GND 27IODD2-Digital Power Supply Voltage 2 (I/O) 28DVDD1-Digital Power Supply Voltage 1 (Built-In) 29SRVMON0-No Connection 30SRVMON1-No Connection 31AVSS2-GND 32OSCIN
6、IOscillating Input 33CTRCRS-Tracking Cross Comparator 34VREF-+Vref Supply Voltage 35EITracking Input Signal 1 36FITracking Input Signal 2 37DIFocusing Input Signal 4 38BIFocusing Input Signal 2 39CIFocusing Input Signal 3 40AIFocusing Input Signal 1 41PDIAPC Amp I/P 42LDOLaser Drive Current O/P 43CE
7、NV-Detection Capacitance Connection terminal 44RFENVORF Envelope O/P 45RFOUTORF Summing Amp O/P 46RFINISGC I/P 47AVDD2-Analog Power Supply voltage 2 (For DSL/PLL) 48ARFDC-AGC Capacitive Connection Termi- nal 49ARFOUTOAGC Output 50ARFFBIARF Feedback Signal I/P 51ARFINIAudio RF Signal I/P 52DSLFILoop
8、Filter Terminal (For DSL) 53IREF-Reference I/P 54PLLF-PLL Loop Filter Terminal (Phase Compare) 55PLLF0-PLL Loop Filter Terminal (Speed Compare) 56OUTLOAudio O/P (LCH) 57AVSS1-GND 58AVDD1-Analog Power Supply Voltage 1 59OUTROAudio O/P (RCH) 60DVSS3-GND3 (Digital Circuit) 61NSRVMONONIServo Motor O/P E
9、nabling 62EXT0 / SRDATA (ST_IN) -Expansion O/P Port 0 63EXT1 / LRCK (ST_REQ) -Expansion O/P Port 1 64EXT2 / BCLK (ST_CLK) -Expansion O/P Port 2 65FLAG-Flag Signal O/P 66TX-Digital Audio Interface O/P signal 67MCLKIMicro-Computer Command Clock I/ P 68MDATAIMicro-Computer Data I/P 69MLDIMicro-Computer
10、 Load I/P 70STATOStatus Signal O/P 71BLKCKOSubcode Blk Clock 72NRSTOLSI Reset Signal 73DQSYTXT-Pack Signal O/P for CD-Text data 74SMCK-Micro-Computer Clock O/P 75PMCK-IOCNT Serial data O/P (Synchro- nous O/P) 76DVDD2-Digital Power Supply Voltage 2 (+1.5V) 77IODD1-Digital Power Supply Voltage 1 (For
11、I/O) 78DVSS2-GND2 (For Digital Circuit) 79NTEST2ITest Mode Setting (ON:H) 80X2OCrystal Oscillating Circuit O/P 81X1ICrystal Oscillating Circuit I/P 82NTESTITest Mode Setting I/P (ON:H) 83D2OData Sigmal O/P 2 84D1OData Signal O/P 1 85D0OData Signal O/P 0 86D3OData Signal O/P 3 87D4OData Signal O/P 4
12、88D5OData Signal O/P 5 89D6OData Signal O/P 6 90D7OData Signal O/P 7 91D15OData Signal O/P 15 92D14OData Signal O/P 14 93DRVDD-I/O Power Supply Voltage (DRAM) 94D13OData Signal O/P 13 95D12OData Signal O/P 12 96D11OData Signal O/P 11 97D10OData Signal O/P 10 98D9OData Signal O/P 9 99D8OData Signal O
13、/P 8 100SDRCKOClock Signal O/P Pin No.MarkI/OFunction 82 18.2.IC7002 (BA5948FPE2) IC 4CH Drive 18.3.IC2100 (RFKWMD45EG-W) MICRO PROCESSOR Pin No.MarkI/OFunction 1IN2IMotor Driver Input 2PC2ITurntable Motor Drive Signal (L:ON) 3IN1IMotor Drive (1) Input 4PC1-Traverse Motor Drive Signal (L): ON) 5-8N.
14、C.-No Connection 9PGND1-Ground Connection (1) for Drive 10PVCC1-Power Supply (1) for Drive 11D1-OMotor Drive (1) reverse - action output 12D1+OMotor Drive (1) forward - action output 13D2-OMotor Drive (2) reverse - action output 14D2+OMotor Drive (2) forward - action output 15D3-OMotor Drive (3) rev
15、erse - action output 16D3+OMotor Drive (3) forward - action out- put 17D4-OMotor Drive (4) reverse - action output 18D4+OMotor Drive (4) forward - action out- put 19PVCC2-Power Supply (2) for Driver 20PGND2-Ground Connection (2) for Driver 21-24N.C.-No Connection 25VCCIPower Supply terminal 26VREFIR
16、eference Voltage Input 27IN4IMotor Driver (4) Input 28IN3IMotor Driver (3) Input Pin No.MarkI/OFunction 1PCONT1OPower AMP Control 2PCONT2OAC Relay Control 3N.C.-No Connection 4LCD_DI / OCD_SDA OLCD Data Output 5LCD_CEOLCD Chip Select 6LCD_CLK / OCD_SCL OLCD Clock Output 7N.C.-No Connection 8MBP1-No
17、Connection 9MBP2-No Connection 10N.C.-No Connection 11MMODIMemory Mode Selection 12OSC2 (8MHz)OMain Oscillator Output (8MHz) 13OSC1 (8MHz)IMain Oscillator Input (8MHz) 14VSS-GND 15XI (32KHz)ISub Oscillator Input (32KHz) 16XO (32KHz)OSub Oscillator Output (32KHz) 17BU3.3V-3.3V 18Internal Output (1.8V
18、) -Connect To Pin 37 19NRSTIMICOM RESET PIN (L: reset) 20N.C.-Not in use 21N.C.-Not in use 22N.C.-Not in use 23N.C.-Not in use 24N.C.-Not in use 25RMT_INIRemote Control Input 26HALTIAC Detection 27DCDET2IPower Failure Detection (F76) 28DC_DETIDC Supply Detection 29BLKCKICD Sub-code Block Clock Input
19、 30N.C.-No Connection 31CD_MDATAOCD LSI Command Data 32STATICD LSI Status Input 33CD_MCLKOCD LSI Command Clock 34USB_SDA-Not in use 35CD_MLDOCD LSI Command Load 36USB_CLK-Not in use 371.8V-Power Supply (1.8V) 38N.C.-No Connection 39VSS-GND 40CLOSE_LOCD Tray Close Control (Active L) 41OPEN_HOCD Tray
20、Open Control (Active H) 42CD_OPEN_SWICD Open SW (H:Open; L:Close) 43REST_SWIREST SW (L:Inner) 44N.C.-No Connection 45CD_RSTOCD LSI Reset Ouput (L: reset) 46N.C.-No Connection 47MODEL_SEL1IModel Selection Port 1 48MODEL_SEL2IModel Selection Port 2 49PLL_DIIPLL Data Input 50PLL_DOOPLL Data Output 51PL
21、L_CLKI/OPLL Clock 52PLL_CEOPLL Chip Select 53LCD_ONOLCD ON/OFF control (Active “L”) (L= LCD turning on, H=LCD turning Off) 54N.C.-No Connection 55N.C.-No Connection 56N.C.-No Connection 57N.C.-No Connection 58N.C.-No Connection 59N.C.-No Connection 60N.C.-No Connection 61N.C.-No Connection 62N.C.-No
22、 Connection 63VSS-Micom GND 64ASP_CLKOASP Sound Processor Serial Clock Output 65ASP_DATAOASP Sound Processor Serial Data Output 66N.C.-No Connection 67N.C.-No Connection 68N.C.-No Connection 69N.C.-No Connection 70N.C.-No Connection 71N.C.-No Connection 72N.C.-No Connection 73N.C.-No Connection 74N.
23、C.-No Connection 75N.C.-No Connection 76N.C.-No Connection 77N.C.-No Connection 78N.C.-No Connection 79N.C.-No Connection 80MOTOR_ONODeck Motor Power Control (Active “H”) 81TAPE_LIDeck Play Condition (L: Running, H: Stop) 82REC_HIDeck Rec Condition (Active: H) Pin No.MarkI/OFunction 83 83RMT_ONORemo
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