Pioneer DEH-2700/XU/UC Service Manual Download Page 36

Page: 36 / 58

DEH-2700/XU/UC

Unit Number:
Unit Name:Keyboard Unit

MISCELLANEOUS

IC 1801

(B,29,96) IC

PD6340A

D 1801

(B,19,40) Diode

MA152WK

D 1802

(B,24,40) Diode

MA152WA

D 1803

(A,25,38) LED

CL-490S-WF-SD

D 1804

(A,25,128) LED

CL-490S-WF-SD

D 1805

(A,13,22) LED

SML-310PT

D 1806

(A,26,9) LED

SML-310PT

D 1807

(A,30,27) LED

SML-310PT

D 1808

(A,39,50) LED

SML-310PT

D 1809

(A,5,10) LED

SML-310PT

D 1810

(A,34,9) LED

SML-310PT

D 1811

(A,39,84) LED

SML-310PT

D 1812

(A,39,73) LED

SML-310PT

D 1813

(A,39,61) LED

SML-310PT

D 1814

(A,39,96) LED

SML-310PT

D 1815

(A,39,107) LED

SML-310PT

D 1816

(A,39,119) LED

SML-310PT

D 1817

(A,39,35) LED

SML-310PT

D 1818

(A,39,131) LED

SML-310PT

X 1801

(B,37,83) Ceramic Resonator 5.00MHz

CSS1547

S 1827

(A,23,19) Switch(VOLUME) YSD5002

IL 1801

(B,23,147) Lamp 40mA,14V CEL1651

LCD1801

(A,16,45) LCD

YAW5021

RESISTORS

R 1801

(B,23,43)

RS1/16S222J

R 1802

(B,20,43)

RS1/16S222J

R 1803

(B,22,33)

RS1/16S151J

R 1804

(B,22,31)

RS1/16S181J

R 1805

(B,19,34)

RS1/16S181J

R 1806

(B,29,142)

RS1/16S181J

R 1807

(B,26,142)

RS1/16S181J

R 1808

(B,13,31)

RS1/16S181J

R 1809

(B,24,33)

RS1/16S151J

R 1810

(B,25,30)

RS1/16S181J

R 1811

(B,21,35)

RS1/16S181J

R 1812

(B,29,140)

RS1/16S181J

R 1813

(B,26,140)

RS1/16S181J

R 1814

(B,15,31)

RS1/16S181J

R 1815

(B,25,33)

RS1/16S151J

R 1816

(B,25,29)

RS1/16S151J

R 1817

(B,22,35)

RS1/16S151J

R 1818

(B,29,137)

RS1/16S151J

R 1819

(B,26,137)

RS1/16S151J

R 1820

(B,17,31)

RS1/16S151J

R 1821

(B,27,25)

RS1/16S151J

R 1831

(B,33,23)

RS1/16S472J

R 1832

(B,35,23)

RS1/16S472J

R 1834

(B,14,21)

RS1/16S473J

CAPACITORS

C 1802

(B,27,52)

CKSRYF104Z25

C 1811

(A,25,32)

CKSRYF104Z25

C 1812

(A,20,129)

CKSRYF104Z25

Circuit Symbol and No.

Part No.

Unit Number:CWX3110
Unit Name:CD Core Unit(S10)

MISCELLANEOUS

IC 201

(A,35,25) IC

UPD63712AGC

IC 301

(A,45,81) IC

BA5835FP

IC 701

(B,53,56) IC

NJM2885DL1-33

Q 101

(B,22,12) Transistor

2SA1577

X 201

(A,45,36) Ceramic Resonator 16.934MHz

CSS1603

S 901

(A,15,44) Switch(HOME)

CSN1067

S 903

(B,53,101) Switch(DSCSNS) CSN1068

S 904

(B,35,109) Switch(12EJ)

CSN1067

S 905

(B,48,110) Switch(8EJ)

CSN1067

RESISTORS

R 101

(B,26,13)

RS1/10SR2R4J

R 102

(B,28,15)

RS1/10SR2R4J

R 103

(B,29,12)

RS1/10SR2R7J

R 201

(A,58,26)

RS1/16SS102J

R 214

(A,23,28)

RS1/16SS332J

R 215

(A,21,27)

RS1/16SS183J

R 216

(A,24,19)

RS1/16SS122J

R 217

(A,22,15)

RS1/16SS562J

R 218

(A,24,16)

RS1/16SS472J

R 235

(A,27,44)

RS1/16SS103J

R 236

(A,31,46)

RS1/16SS103J

R 301

(A,54,73)

RS1/16SS183J

R 302

(A,54,70)

RS1/16SS822J

R 303

(A,45,70)

RS1/16SS183J

R 304

(A,47,69)

RS1/16SS822J

R 305

(A,34,75)

RS1/16SS183J

R 306

(A,32,69)

RS1/16SS183J

R 307

(A,38,74)

RS1/16SS183J

R 308

(A,36,67)

RS1/16SS183J

R 601

(B,52,43)

RS1/16SS101J

R 602

(B,46,42)

RS1/16SS101J

R 603

(B,48,48)

RS1/16SS0R0J

R 901

(B,48,103)

RS1/16SS104J

R 902

(B,46,105)

RS1/16SS473J

R 903

(B,44,106)

RS1/16SS273J

CAPACITORS

C 103

(B,13,8) 100µF/16V

CCH1504

C 109

(A,34,12)

CKSSYB104K10

C 201

(A,45,19)

CKSSYB104K10

C 202

(A,53,21)

CKSSYB102K50

C 205

(B,37,36) 22µF/6.3V

CCH1507

C 206

(B,40,30)

CKSSYB103K16

C 207

(A,46,30)

CKSSYB104K10

C 209

(A,46,31)

CKSSYB104K10

C 210

(A,41,35)

CKSSYB104K10

C 211

(A,33,35)

CKSSYB104K10

C 213

(A,21,29)

CKSSYB103K16

C 214

(A,23,26)

CKSSYB104K10

C 215

(A,25,23)

CKSSYB104K10

C 216

(A,24,21)

CKSSYB103K16

C 217

(A,21,18)

CCSSCH560J50

Circuit Symbol and No.

Part No.

Summary of Contents for DEH-2700/XU/UC

Page 1: ...TRE PTE LTD 253 Alexandra Road 04 01 Singapore 159936 PIONEER CORPORATION 2004 DEH 2700 XU UC CRT3363 HIGH POWER CD PLAYER WITH FM AM TUNER DEH 2700 XU UC This service manual should be used together with the following manual s Model No Order No Mech Module Remarks CX 3110 CRT3178 S10 1 CD Mech Module Circuit Description Mech Description Disassembly For details refer to Important Check Points for G...

Page 2: ...an WARNING This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer birth defects or other reproductive harm Health Safety Code Section 25249 6 Proposition 65 Service Precaution 1 You should conform to the regulations governing the product safety radio and noise and other regulations and should keep the safety du...

Page 3: ...de the product Please check that neither solder debris nor screws remain inside the product 8 There should be no semi broken wires scratches melting etc on the coating of the power cord Damaged power cords may lead to fire accidents so please be sure that there are no damages If you find a damaged power cord please exchange it with a suitable one 9 There should be no spark traces or similar marks ...

Page 4: ...0 3 4 CD MECHANISM MODULE 22 4 PCB CONNECTION DIAGRAM 26 4 1 TUNER AMP UNIT 26 4 2 KEYBOARD UNIT 30 4 3 CD CORE UNIT S10 32 5 ELECTRICAL PARTS LIST 34 6 ADJUSTMENT 38 6 1 CD ADJUSTMENT 38 6 2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT 40 6 3 ERROR MODE 42 6 4 SYSTEM MICROCOMPUTER TEST PROGRAM 43 7 GENERAL INFORMATION 44 7 1 DIAGNOSIS 44 7 1 1 DISASSEMBLY 44 7 1 2 CONNECTOR FUNCTION DESCRI...

Page 5: ...DEH 2700 XU UC 5 5 6 7 8 5 6 7 8 C D F A B E 1 SPECIFICATIONS ...

Page 6: ...ome component parts indicatesthe importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation Screw adjacent to mark on the product are used for disassembly For the applying amount of lobricants or glue follow the instructions in this manual In the case of no amount instructions apply as you think it appropriate 15 11 12 13 16 1 6 10 9 8 7 5 4 ...

Page 7: ...RZ50P090FTC 7 Screw TRZ50P080FTC 8 Polyethylene Bag CEG 158 9 Handle CNC5395 10 Bush CNV3930 11 Polyethylene Bag CEG1173 12 Carton YHG5028 13 Contain Box YHL5028 14 Protector XHP7004 15 Protector XHP7003 16 1 Owner s Manual YRD5013 16 2 Installation Manual YRD5017 16 3 Caution Card CRP1294 16 4 Caution Card CRP1310 16 5 Card ARY1048 17 Cord Assy XDE7008 Mark No Description Part No Part No Language...

Page 8: ...ERIOR C C B A A B A B 33 43 53 42 35 36 37 32 2 3 2 2 14 5 15 54 4 4 4 7 12 2 34 39 41 38 49 40 48 47 46 50 52 44 31 31 10 65 66 61 60 62 57 64 63 56 59 65 65 55 58 31 31 6 9 8 19 70 29 18 26 21 20 22 24 25 23 28 27 67 68 17 17 30 45 13 51 11 16 1 68 69 ...

Page 9: ...NC5002 31 Screw BPZ20P100FZK 32 Spring CBH2210 33 Knob VOLUME YAA5001 34 Button DETACH YAC5027 35 Button SOURCE YAC5030 36 Button 1 6 LOCAL BSM YAC5031 37 Button AUDIO LOUDNESS YAC5032 38 Button BAND YAC5033 39 Button EJECT PAUSE YAC5034 40 Button DOWN RIGHT YAC5035 41 Button UP LEFT YAC5036 42 Button CLOCK EQ YAC5039 43 Spring YBL5001 44 Cover YNS5038 45 Connector CN1801 CKS4943 46 Sheet CNM7932 ...

Page 10: ...8 23 59 87 86 5 13 34 5 5 13 44 5 C 52 53 36 4 73 29 51 18 64 76 50 10 72 75 49 77 67 27 78 60 90 48 8 17 46 6 60 11 89 43 70 14 31 65 85 66 85 31 35 14 74 85 1 2 3 R 91 12 33 61 63 21 79 57 58 62 80 13 4 86 I 45 28 7 24 47 P 41 20 40 69 39 30 P 19 56 F E 22 81 15 G 26 5 54 37 55 93 92 10 C 1GEM1024 2GEM1045 3GEM1035 1 1 1 1 1 1 1 1 2 2 2 2 1 1 1 1 1 2 2 1 3 ...

Page 11: ... CNC9968 39 Arm CND1909 40 Lever CND2032 41 Lever CNC9984 42 Sheet CNM8134 43 Collar CNV8447 44 Guide CNV8448 45 Arm CNV8403 46 Rack CNV8374 47 Holder CNV8376 48 Holder CNV8377 49 Arm CNV8378 50 Gear CNV8379 51 Gear CNV8380 52 Gear CNV8381 53 Gear CNV8382 54 Gear CNV8383 55 Gear CNV8384 56 Rack CNV8385 57 Arm CNV8386 58 Arm CNV8387 59 Guide CNV8388 60 Roller CNV8189 61 Gear CNV8389 62 Arm CNV8391 ...

Page 12: ...L xtal 24 9 CONT 12 FOP FD TD SD MD AC F E BD 1 LD 2 PD 42 LIMIT 3 13 TOP D CD CORE UNIT S10 C 2 16 SO 12 XSI 3R3V 2 E TUN L 3 CDL SYSTEM IC P CN401 1 2 CN721 TUNER AMP UNIT CD L A TUN 3 3V SYS 8V VDD ANTENNA FM AM TUNER UNIT 16 IC 721 TC7SET08FU 29 28 XSI 79 DSCSNS CDLOEJ CONT 4 2 XSI BSI CONT NC LOEJ NC DSCSENS 14 6 16 17 15 B UP 78 5 4 3 41 5 Q991 VDSENS VDCONT BRSQ VDSENS 20 21 Q992 FMRF ANT a...

Page 13: ...T KYDT MUTE SYSTEM CONTROLLER VDD REGULATOR BACKUP SENSE ACC SENSE B CN901 CN621 TUNPCE1 TUNPCE2 TUNPDI KEY2 STRKEY RESET TUNPDO 56 55 11 46 80 12 TUNPCK 13 TUNPDO TU 3 3V TUN 3V REG IC 921 NJM2388F84 B UP SYS 8V REG IC 551 TPD1018F B REMOTE POWER TUNPDI CE1 CE2 TUNPCK Q912 DALMON 32 B UP 8V 20 4 8 10 9 3 5 6 7 4 8 10 9 SOURCE VOLUME LAMP IL1801 SWVDD SWVDD SRC DSENS ILM ROT1 ROT0 DPDT KYDT S1827 ...

Page 14: ...ing be sure to use parts of identical designation For resistors and capacitors in the circuit diagrams their resistance values or capacitance values are expressed in codes Ex Resistors Code Practical value 123 12k ohms 103 10k ohms B CN1801 C CN701 FM AM TUNER UNIT SYSTEM CONTROLLER ANTENNA Capacitors Code Practical value 103 0 01uF 101 10 100uF 10V FM 19 5dBs AM 30dBs CD 0 35dBs E VOL 12 58291MHz...

Page 15: ...6 7 8 C D F A B E 3300 16 3A CEK1286 600µH TDA7386 45W A TUNER AMP UNIT ER CEK1208 10A REAR L CH REAR R CH FM 3 6dBs AM 6 9dBs CD 10 45dBs E VOL asens bsens dsens source FM 29 6dBs AM 19 1dBs CD 36 45dBs WIRED REMOTE CONTROL A b A ...

Page 16: ...DEH 2700 XU UC 16 1 2 3 4 1 2 3 4 C D F A B E A a A b A a A a A b 1 2 C CN701 SYSTEM CONTROLLER FM 19 5dBs AM 30dBs CD 0 35dBs E VOL 12 58291MHz asens bsens dsens source ...

Page 17: ...n some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation For resistors and capacitors in the circuit diagrams their resistance values or capacitance values are expressed in codes Ex Resistors Code Practical value 123 12k ohms 103 10k ohms B CN1801 FM AM TUNER UNIT SYSTEM CONTROLLER ANTENNA Capacitors Cod...

Page 18: ...DEH 2700 XU UC 18 1 2 3 4 1 2 3 4 C D F A B E A a A b A b 1 2 3300 16 3A CEK1286 TDA7386 45W A TUNER AMP UNIT REAR L CH REAR R CH FM 3 6dBs AM 6 9dBs CD 10 45dBs FM 29 6dBs AM 19 1dBs CD 36 45dBs ...

Page 19: ...DEH 2700 XU UC 19 5 6 7 8 5 6 7 8 C D F A B E A a A b A b 3 600µH CEK1208 10A WIRED REMOTE CONTROL ...

Page 20: ...DEH 2700 XU UC 20 1 2 3 4 1 2 3 4 C D F A B E 3 3 KEYBOARD UNIT B YAW5021 5MHz ...

Page 21: ...DEH 2700 XU UC 21 5 6 7 8 5 6 7 8 C D F A B E B 40mA 14V A CN831 B KEYBOARD UNIT ...

Page 22: ...C D F A B E 3 4 CD MECHANISM MODULE C PICKUP UNIT P10 SERVICE M1 CXC4440 SPINDLE MOTOR M2 CXB8933 LOADING CARRIAGE MOTOR 3 3V REGULATOR MOTOR DRIVER F F F F T T T T F F T T T F S C F F T T S S C C S S C C T T F F T T F F 1 7 8 3 6 5 9 0 ...

Page 23: ...CH ON OFF S903 DSCSNS SWITCH ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the switch position CD CORE UNIT S10 C A CN721 RF AMP SERVO DSP DAC LPF F SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE T C S S C T F C C 3 6 5 4 2 9 ...

Page 24: ... Spindle waveform during Play Ref REFO Mode Normal RFAGC 500mV div 0 5µs div Ref REFO Mode Normal MDX 5 SIN 500mV div 1V div 5µs div Spindle waveform during Play Magnified RF eye pattern Ref REFO Mode Normal 8 FIN FE 500mV div 500mV div 200ms div Focus Search Ref REFO Mode TEST RFAGC 0 TE 7 TIN 1V div 500mV div 500mV div 500µs div Ref REFO Mode TEST 0 TE RFAGC 500mV div 500mV div 2ms div When Trac...

Page 25: ...AGND Mode Normal 1 DSCSNS 2 CLCONT 3 LOEJ 5V div 5V div 5V div 200ms div Ref GND Mode Normal 1 DSCSNS 2 CLCONT 3 LOEJ 5V div 5V div 5V div 200ms div When Eject 12cm CD When Eject 8cm CD Ref GND Mode Normal RFAGC 0 TE 6 CIN 5 SIN 1V div 1V div 500mV div 2V div 500µs div When reproducing scratch 1mm During inside outside search outer circumference inner circumference Ref REFO Mode Normal RFAGC 0 TE ...

Page 26: ...R AMP UNIT SIDE B SIDE A NOTE FOR PCB DIAGRAMS 1 The parts mounted on this PCB include all necessary parts for several destination For further information for respective destinations be sure to check with the schematic dia gram 2 Viewpoint of PCB diagrams C CN701 CORD ASSY WIRED REMOTE CONTROL 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 2 3 ...

Page 27: ...DEH 2700 XU UC 27 5 6 7 8 5 6 7 8 C D F A B E A SIDE A B CN1801 FRONT RCA ANTENNA FM AM TUNER UNIT SSY 0 11 12 13 14 15 1 4 2 2 1 3 16 ...

Page 28: ...DEH 2700 XU UC 28 1 2 3 4 1 2 3 4 C D F A B E A A TUNER AMP UNIT PCL TEST 1 1 ...

Page 29: ...DEH 2700 XU UC 29 5 6 7 8 5 6 7 8 C D F A B E A SIDE B PCL EST 1 1 ...

Page 30: ...DEH 2700 XU UC 30 1 2 3 4 1 2 3 4 C D F A B E 4 2 KEYBOARD UNIT B B KEYBOARD UNIT SIDE A CLOCK EQ VOLUME SOURCE 1 2 BAND LCD1801 4 3 6 LOCAL BSM 5 DOWN LOUDNESS PAUSE RIGHT LEFT AUDIO EJECT UP ...

Page 31: ...DEH 2700 XU UC 31 5 6 7 8 5 6 7 8 C D F A B E B B KEYBOARD UNIT SIDE B A CN831 ...

Page 32: ...DEH 2700 XU UC 32 1 2 3 4 1 2 3 4 C D F A B E 4 3 CD CORE UNIT S10 C C CD CORE UNIT S10 SIDE A A CN721 PICKUP UNIT P10 SERVICE M2 LOADING CARRIAGE MOTOR M1 SPINDLE MOTOR E REFO1 F HOME ...

Page 33: ...DEH 2700 XU UC 33 5 6 7 8 5 6 7 8 C D F A B E C C CD CORE UNIT S10 SIDE B 12EJ 8EJ DSCSNS 3 2 1 ...

Page 34: ...iode 1SS133 D 839 A 117 18 Diode 1SS133 D 840 A 118 15 Diode 1SS133 D 841 A 116 15 Diode 1SS133 D 842 A 130 25 Diode 1SS133 D 901 A 69 113 Diode S5688G D 902 A 72 110 Diode S5688G D 911 A 30 78 Diode S5688G D 912 A 18 60 Diode HZS6L B2 D 931 A 55 93 Diode HZS7L C3 D 932 A 60 91 Diode HZS7L A1 D 991 A 13 48 Diode HZS7L C3 L 151 A 141 79 Inductor LAU2R2K L 401 A 155 55 Inductor LAU1R0K L 402 A 155 9...

Page 35: ... 18 50 RD1 4PU121J R 993 B 30 62 RS1 16S272J R 994 B 30 56 RS1 16S472J CAPACITORS Circuit Symbol and No Part No C 151 B 159 71 CKSRYB224K16 C 152 B 159 73 CKSRYB224K16 C 153 B 122 74 CKSRYB105K10 C 154 B 145 82 CKSRYB105K10 C 155 A 121 78 CEJQ4R7M35 C 156 A 143 88 CEJQ4R7M35 C 157 B 123 85 CKSRYB153K50 C 158 B 143 95 CKSRYB153K50 C 161 B 125 99 CCSRCH100D50 C 162 B 139 94 CCSRCH100D50 C 163 B 131 ...

Page 36: ...21 RS1 16S473J CAPACITORS C 1802 B 27 52 CKSRYF104Z25 C 1811 A 25 32 CKSRYF104Z25 C 1812 A 20 129 CKSRYF104Z25 Circuit Symbol and No Part No C Unit Number CWX3110 Unit Name CD Core Unit S10 MISCELLANEOUS IC 201 A 35 25 IC UPD63712AGC IC 301 A 45 81 IC BA5835FP IC 701 B 53 56 IC NJM2885DL1 33 Q 101 B 22 12 Transistor 2SA1577 X 201 A 45 36 Ceramic Resonator 16 934MHz CSS1603 S 901 A 15 44 Switch HOM...

Page 37: ...43 CKSSYB102K50 C 232 B 38 64 CKSSYB102K50 C 301 B 37 74 100µF 16V CCH1504 C 302 A 54 71 CKSSYB221K50 C 303 A 45 68 CKSSYB221K50 C 304 A 33 73 CKSSYB472K25 C 305 A 36 74 CKSSYB103K16 C 306 B 45 94 CKSSYB104K10 C 501 B 45 51 CKSSYB103K16 C 502 A 61 68 CKSSYB103K16 C 703 B 47 61 CKSQYB104K16 C 704 B 54 63 CKSQYB105K10 Miscellaneous Parts List Pickup Unit P10 Service CXX1647 M 1 Motor Unit SPINDLE CX...

Page 38: ... protections will not work Avoid applying any mechanical or electrical shock to the mechanism during adjustment The RFI and RFO signals with a wide frequency range are easy to oscillate When observing the signals insert a resistor of 1k ohms in series The load and eject operation is not guarantied with the mechanism upside down If the mechanism is blocked due to mistaken eject operation reset the ...

Page 39: ... 7 TRK MIN SEC F T AGC F Bias RF AGC TRK xxMIN xxSEC xx CRG TR Jump value 5 switching TRK xxMIN xxSEC xx CRG TR Jump 4 TRK xxMIN xxSEC xx CRG TR Jump 4 6 TRK xxMIN xxSEC xx Tracking Open TRK 8xMIN 8xSEC 8x or TRK 9xMIN 9xSEC 9x Tracking Open TRK8x MIN8x SEC8x or TRK9xMIN9xSEC9x Key BAND 6 1 2 3 Power On Off CRG TR Jump Direction of the external surface CRG TR Jump Direction of the internal surface...

Page 40: ...d switch the 3V regulator on 2 Using the and buttons move the PU unit to the innermost track 3 Press key 3 to close focus the display should read 91 Press key 2 to implement the tracking balance adjustment the display should now read 81 Press key 3 The display will change returning to 81 on the fourth press 4 As shown in the diagram above monitor the LPF outputs using the oscilloscope and check th...

Page 41: ...DEH 2700 XU UC 41 5 6 7 8 5 6 7 8 C D F A B E Grating waveform 45 0 75 60 30 90 Ech Xch 20mV div AC Fch Ych 20mV div AC ...

Page 42: ...or CRG move mechanism Communication error between microcomputer and SERVO LSI 11 Electricity Focus Servo NG Focusing not available Stains on rear side of disc or excessive vibrations on REWRITABLE 12 Electricity Spindle Lock NG Spindle not locked Sub code is strange not readable Subcode NG Failure on spindle stains or damages on disc or excessive vibrations A disc not containing CD R data is found...

Page 43: ...e ACC switched ON the standby mode cancelled shift the TESTIN Pin 15 terminal to H The clock signal is output from the PCL terminal Pin 14 The frequency of the clock signal is 786 432kHz that is one 16th of the fundamental frequency The clock signal should be 786 432kHz 31 5Hz If the clock signal is out of the range the X tal X601 should be replaced with new one ...

Page 44: ...e Assy Fig 1 1 Remove the Case CD Mechanism Module 1 1 1 1 Fig 2 Tuner Amp Unit Removing the Tuner Amp Unit Fig 2 Remove the screw 1 Remove the four screws Disconnect the connector and then remove the CD Mechanism Module 2 Release the two latchs and then remove the Grille Assy 2 2 1 2 2 2 3 3 3 Remove the three screws 2 Straighten the tabs at three locations indicated and then remove the Tuner Amp...

Page 45: ...e two springs C and the four screws 2 To remove the upper frame open it on the fulcrum A 3 While lifting the carriage mechanism remove the three dampers 4 With the frames removed insert the connectors coming from the main unit and eject the disc Caution Before installing the carriage mechanism in the frames be sure to apply some alcohol to the dampers and set the mechanism to the clamp mode Do not...

Page 46: ...ad wires from the inner holder 4 Remove the washer styling holder change arm and pickup lock arm 5 While releasing from the hook of the inner holder lift the end of the feed screw Caution In assembling move the planet gear to the load eject position before setting the feed screw in the inner holder Shorting Solder Planet Gear Change Arm Inner Holder Styling Holder Feed Screw Washer Pickup Lock Arm...

Page 47: ... A B E 7 1 2 CONNECTOR FUNCTION DESCRIPTION Pin No 1 2 3 4 5 6 7 8 B UP GND ACC NC NC B REM NC NC Pin No 9 10 11 12 13 14 15 16 RL FL RL FL RR FR RR FR ANTENNA JACK REAR OUTPUT WIRED REMOTE CONTROL 10A 16 2 1 15 14 13 12 11 10 9 8 7 6 5 4 3 ...

Page 48: ...t Driver control output Not used Output for dark current reduction circuit GND TEL mute input Rotary volume input 0 1 ROM collection data output ROM collection clock output ROM collection chip select output RDS decoder receiving output Not used VD output Not used System power output Not used Wired remote control input Illumination input System mute output Auto antenna control output Not used E VOL...

Page 49: ...n and Operation ACC sense input Back up sense input Grille detach sense input Source sense input GND VDD Crystal oscillator connection pin GND Not used VSS VDD VDD Signal level input Temperature detection input VD power supply short circuit input DISC loading detection input Wired remote control input IC s marked by are MOS type Be careful in handling them because they are very liable to be damage...

Page 50: ...ption input 18 DPDT I Display data input 19 NC Not used 20 KYDT O Key data output 21 MODA GND 22 X0 Crystal oscillator connection pin 23 X1 Crystal oscillator connection pin 24 VSS GND 25 26 KDT2 3 I Key data input 27 NC Not used 28 KST4 O Key strobe output 29 32 NC Not used 33 55 SEG35 13 O LCD segment output 56 VDD Power supply 57 64 SEG12 5 O LCD segment output PD6340A NJM2388F84 NJM2885DL1 33 ...

Page 51: ... I data in Data input 11 NC non connection Not used 12 OSCGND osc ground Ground of oscillator block 13 ROM_VDD power supply Power supply for EEPROM pin 13 is connected with a power supply of micro computer 14 DO O data out Data output 15 DGND digital ground Ground of digital block 16 NC non connection Not used 17 VDD_3 3 power supply The power supply for digital block 3 3V 0 2V 18 NC non connectio...

Page 52: ...DEH 2700 XU UC 52 1 2 3 4 1 2 3 4 C D F A B E 7 2 2 DISPLAY LCD YAW5021 SEGMENT COMMON ...

Page 53: ...s Pin 63 swvdd L Pin 21 Source keys operative Completes power on operation After that proceed to each source operation SYSPW H Pin 43 Starts communication with Grille microcomputer Source ON 300ms 300ms In case of the above signal the communication with Grille microcomputer may fail If the time interval is not 300msec the oscillator may be defective ...

Page 54: ... D F A B E 7 4 CLEANING Before shipping out the product be sure to clean the following portions by using the prescribed cleaning tools Portions to be cleaned Cleaning tools CD pickup lenses Cleaning liquid GEM1004 Cleaning paper GED 008 ...

Page 55: ...DEH 2700 XU UC 55 5 6 7 8 5 6 7 8 C D F A B E 8 OPERATIONS ...

Page 56: ...D F A B E About the fixing screws for the front panel If you do not operate the Detaching and Replacing the Front Panel Function use the supplied fixing screws and fix the front panel to this unit Fixing screw CBA1488 Fixing screw CBA1488 ...

Page 57: ...ck Front speaker Rear speaker Left Perform these connections when using the optional amplifier With a 2 speaker system do not connect anything to the speaker leads that are not connected to speakers Yellow To terminal always supplied with power regardless of ignition switch position Black ground To vehicle metal body Red To electric terminal controlled by ignition switch 12 V DC ON OFF Power amp s...

Page 58: ...DEH 2700 XU UC 58 1 2 3 4 1 2 3 4 C D F A B E Jigs List Test Disc L P F TCD 782 Checking the grating g g g Checking the grating g g g Two pieces Name Jig No Remarks ...

Search results

Summary of Contents for DEH-2700/XU/UC

Reviews:

Related manuals for DEH-2700/XU/UC

Brands by name

Popular brands

Pioneer DEH-2700/XU/UC, Service Manual

Search results

Summary of Contents for DEH-2700/XU/UC

Reviews:

Related manuals for DEH-2700/XU/UC

Brands by name

Popular brands