Aiwa-XRM201-cs-sm 电路图 维修手册.pdf

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1、SERVICE MANUAL DATA XR-M200 XR-M201 XRM200 RCAAT11 SYSTEMTYPE REMOTE CONTROLLER COMPACT DISC STEREO SYSTEM BASIC TAPE MECHANISM : 2ZM-1 YR9NC / YR11NC BASIC CD MECHANISM : 3ZG-3 E3NC LH, U, K, G, HA, HR, HS EZ S/M Code No. 09-006-425-1R1 REVISION This Service Manual is the Revision Publishing and re

2、places Simple Manual XR-M200 / XR-M201 (S/M Code No. 09-004-425-1T1). This Service Manual does not include TAPE MECHANISM EXPLODED VIEW adding this pin to pin FIN1 generates RF signal, and subtracting it generates FE signal. 2FIN1IConnects to the pickups photo diode. 3EIConnects to the pickups photo

3、 diode; subtracting this pin from pin F generates TE signal. 4FIConnects to the pickups photo diode. 5TBIInput for DC component of TE signal. 6TEIConnects to the resistor between this pin and TE pin for setting the gain of TE signal. 7TEOOutput for TE signal. 8TESIIInput for TES (Track Error Sense)

4、comparator, TE signal is band-passed and inputted. 9SCIIInput for shock detection. 10THIFor setting tracking gain time constant. 11TAOTA amplifier output pin. 12TDIFor constructing tracking phase compensation constant between TD and VR pins. 13TDOFor setting tracking phase compensation. 14JPIFor set

5、ting the amplifier of tracking jump signal (kick pulse). 15TOOOutput for tracking control signal. 16FDOOutput for focusing control signal. 17FDIFor constructing focusing phase compensation constant between FD and FA pins. 18FAOFor constructing focusing phase compensation constant between FD and FA p

6、ins. 19FAIFor constructing focusing phase compensation constant between FA and FE pins. 20FEOOutput for FE signal. 21FEIConnects to the gain-setting resistor of FE signal between this pin and FE pin. 22A-GNDGND for analog signals. 23SP OSingle end output of CV+ and CV pin input signal. 24SPI 25SPGIC

7、onnects to the gain-setting resistor during spindle 12cm mode. 26SPIConnects to spindle phase compensation constant together with SPD pin. 27SPDOOutput for spindle control signal. 28SLEQIConnects to sled phase compensation constant. 29SLDOOutput for sled control signal. 30SLIInput for sled-sending s

8、ignal from microcontroller. 31SL+IInput for sled-sending signal. 32JP IInput for tracking-jump signal from DSP. 33JP+ 34TGLIInput for tracking gain control signal from DSP; gain is low if TGL = H. 35TOFFIInput for tracking off control signal from DSP; off if TOFF = H. 36TESOOutputs TES signal to DSP

9、. 37HFLO HIGH FREQUENCY LEVEL; used to determine whether the main beam is on a pit or on a mirror. 38SLOFIInput for sled servo off control. Pin No.Pin NameI/ODescription IC, LA9241ML 34 39CV IInput for CLV error signal from DSP. 40CV+ 41RFSMOOutput for RF. 42RFSOFor setting RF gain and 3T compensati

10、on constant together with RFSM. 43SLCO SLICE LEVEL CONTROL; output for controlling the data slice level of DSP with RF waveform. 44SLIIInput for controlling the data slice level of DSP. 45D-GNDGND for digital system. 46FSCOOutput pin for focus search smoothing capacitor. 47TBCI(Tracking Balance Cont

11、rol) EF balance variable range setting pin. 48NCNot connected. 49DEFOOutput for disk defect detection. 50CLKIStandard clock input; DSPs 4.23MHz is inputted. 51CLIClock input for microcontroller command. 52DATIData input for microcontroller command. 53CEIChip-enable input for microcontroller command.

12、 54DRFODetect RF; output for RF level detection. 55FSSI(Focus Search Mode) = search/+search against reference voltage switching pin. (Not used) 56VCC2VCC pin for servo and digital systems. 57REFIIFor connecting pass capacitor to reference voltage. 58VROReference voltage output. 59LF2For setting disk

13、 defect-detection time constant. 60PHIConnects to capacitor for RF signal peak hold. 61BHIConnects to capacitor for RF signal bottom hold. 62LDDOOutput for APC circuit. 63LDSIInput for APC circuit. 64VCC1VCC pin for RF system. Pin No.Pin NameI/ODescription 35 1DEFIIDefect detection signal (DEF) inpu

14、t. 2TAIITest input. A pull-down resistor is built in. (Must be connected to 0V.) 3PDOOExternal VCO control phase comparator output. 4VVSSInternal VCO ground. (Must be connected to 0V.) 5ISETOPDO output current adjustment resistor connection. 6VVDDInternal VCO power supply. 7FRVCO frequency range adj

15、ustment. 8VSSDigital system ground. (Must be connected to 0V.) 9EFMOOSlice level control; EFM signal output. 10EFMINISlice level control; EFM signal input. 11T2ITest input. A pull-down resistor is built in. (Must be connected to 0V.) 12CLV+ O Disc motor control output. 13CLV Three-value ouput is als

16、o possible when specified by microprocessor command. 14V/PO Rough servo/phase control automatic switching monitor output. Outputs a high level during rough servo and a low level during phase control. 15HFLITrack detection signal input. This is a Schmitt input. 16TESITracking error signal input. This

17、 is a Schmitt input. 17TOFFOTracking off output. 18TGLOTracking gain switching output. Increase the gain when low. 19JP+ O Track jump output. 20JP Three-value output is also possible when specified by microprocessor command. 21PCKOEFM data playback clock monitor. Outputs 4.3218 MHz when the phase is

18、 locked. (Not used) Synchronization signal detection ouput. Outputs a high level when the synchronization signal 22FSEQOdetected from the EFM signal and the internally generated synchronization signal agree. (Not used) 23VDDDigital system power supply. 24SL+ OSerial data command sled signal output t

19、erminal from microprocessor. 25SL 26NCNot connected. 27PU INICD pickup inside limit switch. 28CD-R/WICD-R/CD-RW disc select control. 29EMPHODe-emphasis monitor pin. A high level indicates playback of a de-emphasis disk. (Not used) 30C2FOC2 flag output. (Not used) 31DOUTODigital output (EIAJ format).

20、 32T3 ITest input. A pull-down resistor is built in. (Must be connected to 0V.) 33T4 34NCNot connected. 35MUTELOLeft channel one-bit D/A converter mute output. 36LVDDLeft channel one-bit D/A converter power supply. 37LCHOOLeft channel one-bit D/A converter output. 38LVSSLeft channel one-bit D/A conv

21、erter ground. (Must be connected to 0V.) Pin No.Pin NameI/ODescription IC, LC78622ED 36 39RVSSRight channel one-bit D/A converter ground. (Must be connected to 0V.) 40RCHOORight channel one-bit D/A converter output. 41RVDDRight channel one-bit D/A converter power supply. 42MUTERORight channel one-bi

22、t D/A converter mute ouput. 43XVDDCrystal oscillator power supply. 44XOUTO Connections for a 16.934MHz crystal oscillator element. 45XINI 46XVSSCrystal oscillator ground. (Must be connected to 0V.) 47SBSYOSubcode block synchronization signal output. (Not used) 48EFLGOC1, C2 single and double error c

23、orrection monitor pin. (Not used) 49PWOSubcode P, Q, R, S, T, U, V and W output. (Not used) 50SFSYO Subcode frame synchronization signal output. This signal falls when the subcode are in the standby state. (Not used) 51SBCKISubcode readout clock input. This is a Schmitt input. (Must be connected to

24、0V when unused) 52FSXOOutput for the 7.35 kHz synchronization signal divided from the crystal oscillator. (Not used) 53WRQOSubcode Q output standby output. 54RWCIReadwrite control input. This is a Schmitt input. 55SQOUTOSubcode Q output. 56COINICommand input from the control microprocessor. 57CQCKI

25、Input for both the command input acquisition clock and the SQOUT pin subcode readout clock input. This is a Schmitt input. 58RESIChip reset pin. This pin must be set low briefly after power is first applied. 59T11OTest output. Leave open. (Normally outputs a low level). (Not used) 6016MO16.9344 MHz

26、output. (Not used) 614.2MO4.2336 MHz output. 62T5ITest input. A pull-down resistor is built in. (Must be connected to 0V.) 63CSIChip select input. A pull-down resistor is built in. (Must be connected to 0V if not controlled.) 64T1ITest input. No pull-down resistor. (Must be connected to 0V.) Pin No.

27、Pin NameI/ODescription 37 1X-INI A crystal oscillator (4.5MHz) is connected between these pins. 22X-OUTO 2NCNot connected. 3CEITo enable the IC. Active H. 4DII Digital data input from CPU (M38258MCM) when relevant key is operated. Active H. 5CLITo clock in the data DI. 6DOODigital data output to CPU

28、 (M38258MCM). 7TM-BASEOOutputs a reference clock signal (8Hz) for the clock. 8MONO / BEATOOutputs H when MONO / BEAT is switched. Output L or H as follows: 9FM / SWO 2 BAND3 BAND3 BAND AMFMLWMWFMMWSWFM HLHHLHLL Outputs L or H as follows: 10MW / SWO 2 BAND3 BAND3 BAND AMFMLWMWFMMWSWFM LLHLLLHL 11IF-M

29、UTEOTo control internal counter. 12IF-INIGeneral purpose counter input. 13TUNEIReceives L when station is tuned. 14NCNot connected. 15AM-INIReceives the AM local oscillator frequency signal. 16FM-INIReceives the FM local oscillator frequency signal. 17VDDSupply power to IC (+5V). 18PDOPLL charge pum

30、p output. 19A-INI The MOS transistor used for PLL active low pass filter. 20A-OUTO 21VSSGround. Pin No.Pin NameI/ODescription IC, LC72131D 38 ADJUSTMENT 1.Clock Frequency Check Settings : Test point :TP3 (CLK) Method :Set to AM 1710kHz (LH,U,HA), AM 1602kHz (HR), MW 1602kHz (EZ,K,HS,G) and check tha

31、t the test point is 2160kHz 45Hz (LH,U,HA), 2052kHz 45Hz (EZ,K,HS,G,HR), 2.AM (MW) VT Check Settings : Test point :TP4 (VT) Method :Set to AM 1710kHz (LH,U,HA), AM 1602kHz (HR), MW 1602kHz (EZ,K,HS,G) and check that the test point is less than 8.5V (LH,U,HA,HR), less than 8.0V (EZ,K,HS,G). Then set

32、to AM 530kHz (LH,U,HA), AM 531kHz (HR), MW 531kHz (EZ,K,HS,G) and check that the test point is more than 0.6V (LH,U,HA, EZ,K,HS,G), more than 0.3V (HR). 3.AM (MW) Tracking Adjustment Settings : Test point :TP8 (RCH) TP9 (GND) TP10 (LCH) Adjustment location :L981 (1/3) Method :Set to AM 1000kHz (LH,U

33、,HA), AM 999kHz (HR), MW 999kHz (EZ,K,HS,G) and adjust L981(1/3) so that the test point becomes maximum. 4.AM IF Adjustment Settings : Test point :TP8 (RCH) TP9 (GND) TP10 (LCH) L772 . 450kHz 5.LW VT Adjustment Settings : Test point :TP4 (VT) Adjustment location :L942 Method :Set to LW 144kHz and ad

34、just L942 so that the test point becomes 1.3V 0.05V. Then set to LW 290kHz and check that the test point is less than 8.0V. 6.LW Tracking Adjustment Settings : Test point :TP8 (RCH) TP9 (GND) TP10 (LCH) Adjustment location : L941 . 144kHz TC942. 290kHz Method :Set up TC942 to center before adjustmen

35、t. The level at 144kHz is adjusted to MAX by L941. Then the level at 290kHz is adjusted to MAX by TC942. 7.FM VT Check Settings : Test point :TP4 (VT) Method :Set to FM 108.0MHz (87.5MHz) and check that the test point is less than 8.0V (108.0MHz) and more than 0.5V (87.5MHz). 8.FM Tracking Check Set

36、tings : Test point :TP8 (RCH) TP9 (GND) TP10 (LCH) Method :Set to FM 98.0MHz and check that the test point is less than 8dBuV (LH,U,HA,HR), less than 13dBuV (EZ,K,HS,G). 9.DC Balance / Mono Distortion Adjustment Settings : Test point :TP5 (DC), TP6 (DC) Adjustment location :L771 Input level :60dBuV

37、Method :Set to FM 98.0MHz and adjust L771 so that the voltage between TP5 and TP6 becomes 0V 0.04V. Next, check that the distortion is less than 1.0%. 10. FM Separation Check Settings : Test point :TP8 (RCH) TP9 (GND) TP10 (LCH) Input level :60dBuV Method :Set to FM 98.0MHz and check that the test p

38、oint is more than 25dB (LH,U,HA,HR), more than 12dB (EZ,K,HS,G). 11. Tape Speed Adjustment Settings : Test tape :TTA100 Test point :J602 (3/3) LINE OUT Adjustment location :SFR1 Method :Play back the 3kHz signal of the test tape and adjust SFR1 for 3000Hz 5Hz (FWD) and FWD PLAY speed 45Hz (REV). 12.

39、 Head Azimuth Adjustment Settings : Test tape :TTA300 Test point :J602 (3/3) LINE OUT Adjustment location :Head azimuth adjustment screw Method :Play back (FWD) the 8kHz signal of the test tape and adjust screw so that the output becomes maximum. Next, perform on REV PLAY mode. 13. PB Frequency Resp

40、onse Check Settings : Test tape :TTA320 Test point :J602 (3/3) LINE OUT Method :Play back the 315Hz and 10kHz signals of the test tape and check that the output ratio of the 10kHz signal with respect to that of the 315Hz signal is 3dB 3dB. 14. REC/PB Frequency Response Check Settings : Test tape :TT

41、A602 Test point :J602 (3/3) LINE OUT Method :Input a 20VU (0dB) signal to the AUX terminal. Record the 1kHz and 8kHz signals on the test tape and play back them. Check that the difference between the record level and theplay back level at 1kHz and 8kHz signal is 2dB to 3dB. 15. Focus Bias Adjustment

42、 Settings : Test disc :TCD782 Test point :TP1 (RF), TP2 (VREF) Adjustment location :SFR130 Method :Play back the test disc (TCD782, Track No. 2) and adjust SFR130 so that the RF level is maximum and the jitter is minimum 39 MECHANICAL EXPLODED VIEW 1 / 1 40 39 84-ZG1-245-210 CAP,OPTICAL 40 8A-CL8-01

43、4-110 PANEL,REAR EZ 40 8A-CL8-018-010 PANEL,REAR HA 40 8A-CL8-015-010 PANEL,REAR HRJ 40 8A-CL8-022-010 PANEL,REAR GSC 40 8A-CL8-017-010 PANEL,REAR HS 40 8A-CL8-013-010 PANEL,REAR K 40 8A-CL8-016-010 PANEL,REAR LH 40 8A-CL8-011-010 PANEL,REAR U 41 8A-CL8-228-010 HLDR,HT-SINK LF L 42 8A-CL8-229-010 HL

44、DR,HT-SINK LF R 43 8A-CL8-055-010 WINDOW,TOP 44 8A-CL8-026-010 CABI,TOP 45 8A-CL8-226-010 HLDR,TRANS 46 87-099-811-010 PLUG,ADPTR CONV(K) 47 87-A80-105-010 AC CORD ASSY,AZ 47 87-A80-143-010 AC CORD ASSY,E BLK 47 87-A80-092-010 AC CORD ASSY,EBLKFAI 47 87-A80-155-010 AC CORD ASSY,HS TS 47 87-A80-110-0

45、10 AC CORD ASSY,U SPT-2W 47 87-A80-146-010 AC CORD ASSY,G A 87-067-703-010 TAPPING SCREW, BVT2+3-10 B 87-571-032-410 VIT+2-3 C 87-261-092-010 SCREW, V+3-4 D 87-B10-230-010 BVT2+3-10 W/O SLOT SILVER CR E 87-723-076-410 QT2+2.6-12 BLK F 87-B10-231-010 QT1+3-12 SILVER CR G 87-B10-250-010 BVT2+3-12 W/O

46、SLOT CR SILVER H 87-067-758-010 BVT2+3-12 W/O SLOT I 87-581-170-410 UIT+4-8 J 87-761-095-410 VFT2+3-8 W/O SLOT MECHANICAL PARTS LIST 1 / 1 DESCRIPTIONREF. NO.KANRI NO. PART NO.DESCRIPTIONREF. NO.KANRI NO. PART NO. COLOR NAME TABLE Basic color symbolColorBasic color symbolColorBasic color symbolColor

47、 BBlackCCreamDOrange GGreenHGrayLBlue LTTransparent BlueNGoldPPink RRedSSilverSTTitan Silver TBrownVVioletWWhite WTTransparent WhiteYYellowYTTransparent Yellow LMMetallic BlueLLLight BlueGTTransparent Green LDDark BlueDTTransparent OrangeGMMetallic Green YMMetallic YellowDMMetallic OrangePTTranspare

48、nt Pink 1 82-ZM1-264-010 LVR,EJECT R 2 8A-CL8-201-010 FRAME,CASS 3 8A-CL8-002-110 CABI,FR EZ 3 8A-CL8-001-110 CABI,FR U 4 8A-CL8-053-010 WINDOW,CASS 5 8A-CL8-031-010 PANEL,CASS 6 8A-CL8-076-010 KNOB,RTRY VOL 7 8A-CL8-071-010 RING,VOL 8 8A-CL8-036-010 PANEL,TRAY 9 8A-CL8-041-010 PANEL,FR 9 8A-CL8-042-010 PANEL,FR EZ 10 8Z-CL7-107-010 BADGE,AIWA SILVER 11 8A-CL8-051-010 WINDOW,PANEL 12 8A-CL8-046-010 BASE,WINDOW PANEL 13 8A-CL8-065-010 CAP, CONTROL 14 8A-CL8-066-010 FRAME,CONTROL 15 8A-CL8-218-010 HL