Aiwa-XRMD90-cs-sm1维修电路原理图.pdf

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1、 TYPE: UMD / CD STEREO SYSTEMXR-MD90XR-MD95S/M Code No. 09-987-270-5C2CORRECTION BASIC MD MECHANISM: 7ZG-9 A1 BASIC CD MECHANISM: KSM-542 ABAXR-MD90XR-MD95This Service Manual is replaces “CORRECT” Manual (S/M Code No. 09-987-270-4R1).IC,TMP87CM23F-2336 and IC,TMP87CM40AF-4A78 is “SUPPLEMENT” Item.Ra

2、dioFans.CN 收音机爱 好者资料库2REF. NOPART NO.KANRIDESCRIPTIONNO.REF. NOPART NO.KANRIDESCRIPTIONNO.MECHANICAL PARTS LIST 2/2 1 S8-CL1-350-010 KEY,SOUND 2 S8-CL1-340-010 KEY,SET-EDIT 3 S8-CL1-390-010 KEY,SET-FUNCTION 4 S8-CL1-380-100 KEY,SET-F.F 5 S8-CL1-370-100 KEY,SET-CD(GRY) 6 S8-CL1-360-100 KEY,SET-REC 7

3、S8-CL1-800-000 BADGE AIWA 8 S8-CL1-200-010 PANEL,TOP CONTROL 9 S8-CL1-710-100 PLATE CONTROL PANEL 10 S8-CL1-230-010 KEY,JOG GREY 11 S8-CL1-280-100 CAB,TOP AMP 12 S8-CL1-760-100 PLATE PANEL FRONT AMP 13 S8-CL1-190-100 LENS,DISPLAY 14 S8-CL1-210-000 TRAY,PANEL CONTROL 15 S8-CL1-020-010 PANEL,FRONT AMP

4、 16 S8-CL1-400-010 KNOB,POWER(GRY) 17 S8-CL1-060-010 CAB,BOTTOM AMP 18 S0-041-380-000 LCD DISPLAY 19 S8-CL1-680-000 BKT DISPLAY LCD 20 S8-CL1-640-000 FOOT,RUBBER 10-10-3! 21 S5-866-361-400 POWER TF EI-66/36 22 S0-900-120-000 COOLING FAN DC12V 0.08A 23 S8-CL1-240-010 BRACKET FAN 24 S0-408-000-020 COR

5、D AC BUSHING! 25 S2-201-200-000 CORD,POWER 6.5 VDE 26 S8-CL1-220-000 CHASSIS PANEL CONTROL 27 85-ZG1-616-010 MOTOR,FF-050SH-11190 28 S8-CL1-410-000 PULLEY MOTOR TRAY 29 S8-CL1-620-000 BELT,PULLEY AMP 30 S8-CL1-420-000 GEAR,TRAY 31 S8-CL1-430-000 CENTER GEAR TRAY 32 S8-CL1-660-000 BRACKET CORD AC 33

6、S0-000-010-010 SW,MIRCO MLS-1 34 S8-CL1-890-000 PLATE SUPPOTR XFORMER A 87-357-036-010 SCREW ST 2-8 B 87-268-508-310 SCREW,ST1.4-3.5 C 87-352-095-010 SCREW,ST3-8 D 87-741-097-410 SCREW,ST3-12 E 87-261-075-010 SCREW,ST2.6-10MM BB F 87-255-169-410 SCREW,4-6 G 87-261-094-410 SCREW,M3-6 H 87-352-097-210

7、 SCREW,ST3-12 I 87-261-074-010 SCREW,ST2.6-8MM BB J 87-067-911-010 SCREW,ST1.7-10 K 87-078-157-010 SCREW,ST3-16 L 87-253-095-410 SCREW 3-8 M 87-751-096-410 SCREW,3-10 N 87-251-094-410 SCREW,ST3-6 O S0-000-305-000 NUT,M3.5-0.5 P 87-078-044-010 FW,3.2-8-1RadioFans.CN 收音机爱 好者资料库3123-6789101112-14151617

8、181920212223242526272829303132333435363738394041424344-474849IC, TMP87CM40AF-4A85PRODRC/P77BUSO-BUS3BUCKCCEPUINMUTEHOLDNCRMONOM.SENSORCDDR-CLOSECDDR-OPENSTOPTESTXTINXTOUTRESETXINXOUTVSSCLKSFTMD-SRSTMD-SREQMD-MREQMD-ARDYNCMRESETMSTANDBYMCMDSCMDSCKMSIMSOMD-ACLKMD-SOUTMD-SINREMOTENCVASSVAREFOOI/OOOII/O

9、IOIIIIIIOIIOOOOIOOOIOI/OIOI/OOIIIPin No.Pin NameI/ODescriptionCD door open control output.CD door close control output.Data bus.Data bus clock output.Chip enable output.Inside limit switch input.Mute input/output.Hold input.Not used.Mono rec signal output.CD door sensor output.CD door close control

10、input.CD door open control input.Connected to power supply.Test pin.Connected to 32.768kHz resonator.Reset input.Connected to 8.0MHz resonator.GND.Clock shift output.MD reset signal output.Serial data transfer request for MD control.Serial data transfer request for MD control.Serial data send/receiv

11、e ready output for MD control.Not used.Master reset output.Master standby output for TMP87CH47.Serial data input for TMP87CH47.Serial clock output for TMP87CH47.SIOI serial clock input/output.SIOI serial data input.SIOI serial data output.serial clock input/output for MD.Serial data output for MD.Se

12、rial data input for MD.Remote signal input.Not used.GND.Analog reference voltage input.RadioFans.CN 收音机爱 好者资料库4Pin No.Pin NameI/ODescription50515253-5556, 57585960616263, 64KEY5KEY6HASMDBAND0-2NCVCCINHBACD ONNCIIIIOOOOKey detect.Key detect.Not used.Tuner band setting.Not used.Power supply.Function s

13、witch output.Function switch output.Function switch output.CD power on.Not used.RadioFans.CN 收音机爱 好者资料库5SCKR/WRSEDB7-0TESTRESETXINXOUTVSSVAREFCKSFTKEY1-4JOG A, BTRAYCKLATCHINTOSTANDBYDATASTEREOCLKT-DATAPERIODMUTEHOLDXTINXTOUTVDDMCMOSCMOSQSISIO serial clock input/output .Read/write select signal outp

14、ut.Register select signal output.Read/write enable signal output.LCD Driver Data Bus.Test pin.Reset input.Connected to 8MHz resonator.GND.Analog reference voltage input.Clock shift output.Key detect.Jog detect.Tray detect.Clock output for volume IC interface.Latch output for volume IC interface.HOLD

15、 signal input.STANDBY INDICATION signal output.Data output for volume IC interface.STEREO/MONO select.Clock output for TC9257 interface.Data input/output for TC9257 interface.PERIOD output for TC9257 interface.Mute signal input/output.Connected to Power supply.Connected to 32.768kHz resonator.+5V.Serial data output for TMP87CM40.Serial clock input for TMP87CM40.SIO serial data output.SIO serial data input.I/OOOOI/OIIIOOIIIOOIOOIOI/OOI/OIIOOIOI12345-121314151617181920-2324, 2526272829303132333435363738394041424344IC, TMP87CH47U-4A90Pin No.Pin NameI/ODescriptionRadioFans.CN 收音机爱 好者资料库