Pioneer KEH-M8027ZT Service Manual Download Page 21

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KEH-M8027ZT/XN/ES

CN701

SENSOR UNIT

C405 R033

270K

R351

R352

R353

R354

R373

0R0

R355

270K

C352

3900P

R362

300

C351

R22

C353

R01

C354

R01

R374

0R0

C356

R01

C355

D352

1SS355

M1 MOTOR UNIT
(MAIN MOTOR)
EXA1491

S101 LOAD

ESG1007

S102

ESG1007

MODE

REEL SENSE

Q101
EGN1004

M2
MOTOR UNIT
(SUB MOTOR)
EXA1627

RS3

RS2

RS1

SC2

SC1

TAB

VCC2

VCC

MCS

RRS

FRS

RSB

TAB

MS2

SM1

RSB

GND

mtl

MCS

load

CN255

CN253

CN256

CN254

MECHANISM

DRIVER

IC351 PA2020A

C403

R022

S103

ESG1007

R375

0R0

SWITCH POSITION:
SENSOR UNIT
S101:LOAD SWITCH..........EJECT-PLAY
S102:MODE SWITCH............ON-OFF
S103:70

s SWITCH...............ON-OFF

The underlined indicates the switch position.

0R0

R409

L101

L102

www. xiaoyu163. com

QQ 376315150

TEL 13942296513

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

Summary of Contents for KEH-M8027ZT

Page 1: ...al should be used together with the manual s listed below For the parts numbers adjustments etc which are not shown in this manual refer to the following manual s Model No Order No Mech Module Remarks CX 1011 CRT2406 3L Cassette Mech Module Mech Description Disassembly Adjustment Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation Dolby and the double D s...

Page 2: ...eaning For optical pickups tape deck heads lenses and mirrors used in projection monitors and other parts requiring cleaning proper cleaning should be performed to restore their performances 5 Lubricants glues and replacement parts Appropriately applying grease or glue can maintain the product performances But improper lubrication or applying glue may lead to failures or troubles in the product By...

Page 3: ...T 34 7 GENERAL INFORMATION 39 7 1 DIAGNOSIS 39 7 1 1 DISASSEMBLY 39 7 1 2 CONNECTOR FUNCTION DESCRIPTION 41 7 2 PARTS 42 7 2 1 IC 42 7 2 2 DISPLAY 45 7 3 OPERATIONAL FLOW CHART 46 7 4 CLEANING 47 8 OPERATIONS 34 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http w...

Page 4: ...s 20dBuV 7dB S N 20dB usable sens 35dBuV or less IF interference 40dB or more Image interference 45dB or more Distortion 30 MOD 1 5 or less SW1 tuner KEH M8127ZT XN ES Frequency 2 940 4 215 kMHz 4 540 5 175 kMHz 5 820 6 455 kMHz 7 100 7 735 kMHz AGC sens A 20dBuV 7dB S N 20dB usable sens 40dBuV or less IF interference 40dB or more Image interference 45dB or more Distortion 30 MOD 1 5 or less SW2 t...

Page 5: ...cription Part No NOTE Parts marked by are generally unavailable because they are not in our Master Spare Parts List Screws adjacent to mark on the product are used for disassembly For the applying amount of lubricants or glue follow the instructions in this manual In the case of no amount instructions apply as you think it appropriate www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513...

Page 6: ...N ES 2 2 EXTERIOR www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 7: ...S3568 34 Connector CN601 CKS4557 35 86146 48030 CN501 CKX1057 36 Holder CNC9545 37 Holder CNC9546 38 FM AM Tuner Unit M8027ZT CWE1557 FM AM Tuner Unit M8127ZT CWE1556 39 Holder CNC8855 40 Terminal CN403 VNF1084 41 Terminal CN404 VNF1084 42 Chassis Unit CXB7680 43 Screw BPZ20P060FMC 44 Button SCAN CAC7130 45 Button AM M8027ZT CAC7131 Button AM FM M8127ZT CAC7134 46 Button FM1 2 M8027ZT CAC7132 Butt...

Page 8: ...ase application refer to the service manual for CX 1011 CRT2406 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 9: ...3 Gathering PCB ENX1073 34 Switch S101 102 103 ESG1007 35 Deck Unit EWM1033 36 Plug CN251 CKS3540 37 Gathering PCB ENX1067 38 Motor Unit M1 EXA1491 39 Motor EXM1028 40 Head Assy HD1 EXA1639 41 42 Screw BMZ20P022FMC 43 Bracket ENC1558 44 Chassis Unit EXA1615 45 Pinch Holder Unit EXA1608 46 Pinch Roller ENV1518 47 Pinch Holder Unit EXA1607 48 Pinch Roller ENV1518 49 Reel Unit EXA1625 50 Head Base Un...

Page 10: ...2 DOUT 6 5 TX TX BUS BUS MUTE Q482 AMB AMPW Q541 AUDIO 8 ST B U BU FU901 CSL MTL 44 CSLOAD Q762 74 SWVDPW MUTE LCD 8V ILL 10V Q751 B U AUDIO B 24 25 ENC1P ENC2M ENC2P MODE 37 36 35 IC 3 EEPROM 28 27 FM AM 1ST IF 10 7MHz T51 Q51 CF51 CF52 CF53 IC1 MIXER IF AMP DET 6 21 18 LDET COMP 22 25 10 14 12 15 16 8 13 2 3 4 CF202 VDD VCC DI DO CE2 CK CE1 SDBW SL FMSD NL1 NL2 IC 2 FM MPX AMANT FMANT ATT ATT AM...

Page 11: ...LL FL FL 2 CN401 IC 601 1 2 PD5709B Q411 Q462 ST 20 Q211 B U SYSPW 63 SYSPW Q731 23 1 DIN1 TX 22 2 DOUT RX1 LANMUTE 65 AMPW 66 AMPW AUDIO 8V ILL Q202 VDD 5V IC 421 S 81256SGUP DIM Q463 3 Q464 74 WVDPW LANMUTE MUTE SWVDD MUTE SYSMUTE 62 BU MUTE 2 B U Q471 B U Q472 SYSPW BSENS ASENS ISENS 19 FROUT FR 11 BEEP 21 BACK UP D901 D931 S914 EJECT MAIN VOLUME VR901 MODE SELECTOR VR902 POWER ENC1M ENC1P POWE...

Page 12: ...parts of identical designation Symbol indicates a resistor No differentiation is made between chip resistors and discrete resistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors AM PNS FM 30 30dBs AM 30 12 7dBs FM 30 30dBs AM 30 21 7dBs TAPE 11 8dBs CD 1 0dBs 12 1 2 3 4 1 2 3 4 F E D C B A KEH M8027ZT XN ES 3 2 OVERALL CONNECTION DIAGR...

Page 13: ... 3dBs TAPE 26 3dBs CD 33 1dBs TAPE 8 4dBs 400Hz 200nWb m CD 8 2dBs 1KHz 0dB 13 5 6 7 8 F E D C B A 5 6 7 8 KEH M8027ZT XN ES www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 14: ... 30 30dBs AM 30 12 7dBs FM 30 30dBs AM 30 21 7dBs TAPE 11 8dBs CD 1 0dBs www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 15: ...on Symbol indicates a resistor No differentiation is made between chip resistors and discrete resistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors 15 5 6 7 8 F E D C B A 5 6 7 8 KEH M8027ZT XN ES www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 89249...

Page 16: ... 12 7dBs TAPE 0 3dBs CD 7 1dBs FM 30 12 6dBs AM 30 13 3dBs TAPE 26 3dBs CD 33 1dBs CD 8 2dBs 1KHz 0dB www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 17: ...b m 17 5 6 7 8 F E D C B A 5 6 7 8 KEH M8027ZT XN ES www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 18: ...YBOARD UNIT CN601 B 3 3 KEYBOARD UNIT www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 19: ...027ZT XN ES www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 20: ...L NF1 R Vref1 RIN L NC RIN R GND FIN R Vref2 FIN L NFI L M OUT L EQOUT L Vref4 TAI L BIAS NC DET L MSGV S MUTE 120 70 ser REP f R MSDET MSI MAOUT MSGV R MOUT R EQOUT R Vref3 TAI R RIP PBOUT R NC DET R NR CN252 CN251 Dolby B NR IC251 390P C252 390P C254 390P PBOUT L NC VCC MSOUT NC C403 R402 R33 C402 15K R401 18K R271 C271 1 50 C310 R1 C309 R1 CCP1280 VR302 33K B CCP1280 0R0 R410 0R0 R408 0R0 R407 ...

Page 21: ...CE VCC2 NC VCC MCS RRS FRS RSB C TAB MS2 NC NC MM SM1 RSB GND RS mtl MCS load CN255 CN253 CN256 CN254 MECHANISM DRIVER IC351 PA2020A C403 R022 S103 ESG1007 70µs R375 0R0 SWITCH POSITION SENSOR UNIT S101 LOAD SWITCH EJECT PLAY S102 MODE SWITCH ON OFF S103 70µs SWITCH ON OFF The underlined indicates the switch position 0R0 0R0 0R0 0R0 0R0 R409 L101 L102 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 ...

Page 22: ...ations be sure to check with the schematic dia gram 2 Viewpoint of PCB diagrams FM AM TUNER UNIT ANTENNA 22 1 2 3 4 1 2 3 4 F E D C B A KEH M8027ZT XN ES 4 PCB CONNECTION DIAGRAM 4 1 MAIN UNIT www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com ht...

Page 23: ... 5 6 7 8 KEH M8027ZT XN ES www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 24: ...N ES A A MAIN UNIT www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 25: ...H M8027ZT XN ES www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 26: ...AIN VOLUME A CN601 26 1 2 3 4 1 2 3 4 F E D C B A KEH M8027ZT XN ES 4 2 KEYBOARD UNIT www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 27: ...51 Q351 Q352 ADJ VR302 VR301 IC351 CN252 CN254 CN253 CN255 M1 M2 HEAD ASSY 21 22 A CN701 D CN256 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 28: ...101 LOAD S102 MODE S103 70µs CN256 Q101 REEL SENSE L101 L102 C CN253 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 29: ...D 461 Diode MPG06G 6415G50 D 463 Diode UDZS16 B D 471 Diode 1SS355 D 472 Diode HZU8R2 B1 D 721 Diode UDZS20 B D 722 Diode UDZS20 B D 731 Diode 1SS355 D 732 Diode UDZS20 B D 751 Diode UDZS9R1 B L 11 Choke Coil 600µH CTH1225 L 461 Ferri Inductor LAU150K L 501 Ferri Inductor LAU2R2K L 510 Inductor LCTA101J2520 L 561 Coil CTB1103 L 562 Inductor LCTA1R0J2520 L 563 Inductor LAU1R0K L 701 Inductor LFEA4R...

Page 30: ...R 606 RS1 16S104J R 607 RS1 16S473J R 608 RS1 16S102J R 609 RS1 16S102J R 610 RS1 16S473J R 611 RS1 16S473J R 612 RS1 16S102J R 615 RS1 16S472J R 616 RS1 16S102J R 617 RS1 16S102J R 618 RS1 16S102J R 619 RS1 16S102J R 620 RS1 16S102J R 623 RS1 16S102J R 624 RS1 16S473J R 625 RS1 16S102J R 626 RS1 16S473J R 627 RS1 16S102J R 628 RS1 16S473J R 629 RS1 16S102J R 630 RS1 16S473J R 631 RS1 16S102J R 63...

Page 31: ...2K50 C 543 CKSRYB222K50 C 544 CKSRYB103K50 C 545 CEJQ3R3M50 C 546 CKSRYB223K50 C 547 CEJQ1R0M50 C 548 CQMA683J50 C 549 CQMA333J50 C 550 CQMA333J50 C 551 CQMA333J50 C 552 CKSRYB103K50 C 553 CKSRYB103K50 C 554 CKSRYF474Z16 C 555 CKSRYB104K16 C 556 CKSRYB681K50 C 557 CKSRYB102K50 C 559 CKSRYB103K50 C 562 CKSRYB103K50 C 563 CEJQ101M16 C 564 CKSRYB472K50 C 565 CKSRYB103K50 C 566 CEJQ101M16 C 581 CKSRYB...

Page 32: ...16S101J R 933 RS1 16S101J R 934 RS1 16S101J R 935 RS1 16S101J R 941 RS1 16S6R8J R 942 RS1 16S6R8J R 943 RS1 16S3R9J R 944 RS1 16S3R9J R 945 RS1 16S6R8J R 946 RS1 16S6R8J R 947 RS1 16S3R9J R 948 RS1 16S3R9J CAPACITORS C 901 CKSRYB821K50 C 902 CKSRYB473K50 C 903 CKSRYB473K50 C 904 CKSRYB103K50 C 906 CKSRYB102K50 C 907 CKSRYB102K50 C 908 CKSRYB102K50 C 909 CKSRYB102K50 Unit Number EWM1033 Unit Name D...

Page 33: ...101 Inductor CTF1546 L 102 Inductor CTF1546 Miscellaneous Parts List M 1 Motor Unit MAIN EXA1491 M 2 Motor Unit SUB EXA1627 HD 1 Head Assy EXA1639 Circuit Symbol and No Part Name Part No D www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http w...

Page 34: ...1121 DOLBY B NR ADJUSTMENT No Test Tape Adjustment Point Adjustment Method Switch Position 1 NCT 150 VR301 Lch VR302 Rch mV Meter 2 8 24dBm 300mV 1dB 400Hz 200nwb m DOLBY NR Switch OFF www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www x...

Page 35: ...arance is completed the mode is automatically shifted to the service check mode 6 Key operations for Memory clearance 6 Key operations for Memory clearance Memory clearance automatically ends 3 Key operations for entering Service check mode 4 Key operations for entering the details display mode 5 Key operations for returning to the service check mode Note 1 To enter the diagnosis IN mode use the b...

Page 36: ...llow it Ex P360 Physical address number CD CH Diagnosis data source The detailed items depend on the data source Ex SyS The data was obtained from system check Logical address The logical address number for the device with failure is displayed Ex 1L_63 Logical address number CD CH The logical address is displayed Serial number Diagnosis code The diagnosis code indicates what problem occurs Ex 1d_4...

Page 37: ... DIN Navigation DISPLAY with SW Europe GW ECU Consolidated inside panel Gateway ECU FM multiplex DISPLAY Steering SW Navigation remote controller Fr controlled SW Simple LCD Consolidated SW MD CH commander Body computer 0 8 1 7 9 F 0 8 1 7 9 F 0 1 F 0 8 C 1 7 9 8 D F 0 1 F Navigation computer ATIS VICS TV tuner H W CD CH H W DVD CH TEL information ECU Camera controller Radio Cassette Radio cassett...

Page 38: ... Transmission fault Master reset Slave reset Master abnormal Registration completion acknowledgement error Voice processor ON abnormal ON OFF command or parameter abnormal Registration command transmission Multiple frames intermit Diagnosis no response 00 01 10 11 12 13 20 21 22 23 24 25 26 27 28 29 2A 30 31 D0 D1 D2 D4 D5 D6 D7 D8 D9 DA DB DC DD DE DF E0 E1 E2 E3 E4 FF Communi cation control 01H ...

Page 39: ...Module Release the two latches Removing the Grille Assy Fig 2 1 Fig 2 Frame Grille Assy 1 1 2 2 2 2 3 3 4 4 4 4 Release the four latches 2 Release the two latches and then remove the Grille Assy 3 Removing the Frame Fig 2 Remove the four screws and then remove the Frame 4 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 3763...

Page 40: ... screw 3 Straight the tabs at two locations indicated 4 Remove the two screws and then remove the Main Unit 5 Main Unit 1 1 2 2 2 Heat Sink 3 4 4 5 5 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 41: ...TX TX GND GND CDL CDL CDR CDR B ACC GND ANT ILL FL FL FR FR RL RL RR RR www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 42: ...O Connect to encoder switch POWER SW 35 MODE O Connect to encoder switch MODE SW 36 ENC1M I Connect to encoder switch MODE SELECTOR 37 ENC1P O Connect to encoder switch MODE SELECTOR 38 LCDPW O LCD power supply control output 39 40 NC Not used 41 MS I Cassette MS sense input 42 FR O Cassette Dolby N R select output 43 PLAY O Cassette MS gain select output 44 MTL I Cassette Metal tape sense input 4...

Page 43: ...umination sense input 73 NC Not used 74 SWVDPW Connect to VDD 75 AVSS Connect to GND 76 SL I Signal level input 77 VREF A D converter standard voltage 78 AVCC Connect to VDD 79 PDI I PLL data input 80 PDO O PLL data output 80 1 20 21 40 41 60 61 PD5709B IC s marked by are MOS type Be careful in handling them because they are very liable to be damaged by electrostatic induction www xiaoyu163 com QQ...

Page 44: ...O lock detector Active at Low To be pulled up to the VDD at 47kΩ 19 CREQ I current request Active at Low To be grounded at 47kΩ 20 AMINI AM audio input The frequency response and the level are set by connecting an external CR network with terminal AMIN as terminal AMDET r in 50kΩ 21 COMP O composite signal FM composite signal output r out 100Ω 22 VCC power supply Analog section power supply pin DC...

Page 45: ... 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 COMMON SEGMENT 7 2 2 DISPLAY CAW1694 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 46: ...ive Source ON SYSPW H 63 pin Completes power on operation After that proceed to each source operation bsens L asens L YES YES 7 3 OPERATIONAL FLOW CHART www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 47: ...escribed cleaning tools Portions to be cleaned Cleaning tools Cassette heads Pinch rollers Cleaning paper GED 008 Capstans www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 48: ...m Initial setting 9 kHz step 531 1 602 kHz New setting 10 kHz step 530 1 710 kHz 1 Push the power button to turn the unit off 2 Simultaneously press buttons 2 and 5 of more than 1 7 seconds The current AM tuning step is indicated in the display 3 Press the or side of to select the tuning step 4 Simultaneously press buttons 2 and 5 of A beep sounds to inform you that the tun ing step has changed an...

Page 49: ...e tape To stop fast forward or rewind press the same button again or press the TAPE button Start of a Track You can skip forward or go back to the start of a track you like to choose within previous 9 tracks and next 9 tracks of the track being played Press the start of track button as many as you like to skip 3 times if you like to skip to the third track The track being played is counted when yo...

Page 50: ... repeat function Random To play tracks on the disc being played in random order Press the random play button RAND will light Pressing the random button again will cancel the random play function To play tracks on all discs in the maga zine in random order Press the random play button until you hear a beep RAND will light Pressing the random button again will cancel the disc random play function Si...

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Pioneer KEH-M8027ZT, Service Manual

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