Pioneer DEH-P6800MP Service Manual Download Page 18

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DEH-P680MP/XN/UC

3.2 TUNER AMP UNIT(GUIDE PAGE)

A-a

A-b

A-a

A-b

A-a

Large size

SCH diagram

Guide page

Detailed page

Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or
"ELECTRICAL PARTS LIST".

A-a

A D

CN1801

CN901

CD:-19.7dBs

FM/AM TUNER

UNIT

IP-Bus:
-17.72dBs

SWITCH UNIT

CSN1052

CSN1051

CSN1051 : OPEN SENSE
CSN1052 : CLOSE SENSE

FM:-24.7dBs
AM:-24.8dBs

FLAP MOTOR

Summary of Contents for DEH-P6800MP

Page 1: ...Singapore 159936 PIONEER CORPORATION 2005 DEH P680MP XN UC CRT3569 MULTI CD CONTROL HIGH POWER CD MP3 WMA AAC PLAYER WITH FM AMTUNER DEH P680MP XN UC DEH P6800MP XN UC DEH P6850MP XN ES This service manual should be used together with the following manual s Model No Order No Mech Module Remarks CX 3164 CRT3583 S10 5COMP1 CD Mech Module Circuit Description Mech Description Disassembly For details r...

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

Page 3: ...ide 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: ... 3 3 KEYBOARD UNIT 24 3 4 CD MECHANISM MODULE 26 4 PCB CONNECTION DIAGRAM 36 4 1 TUNER AMP UNIT 36 4 2 CD CORE UNIT S10 5COMP1 40 4 3 KEYBOARD UNIT 42 5 ELECTRICAL PARTS LIST 43 6 ADJUSTMENT 53 6 1 CD ADJUSTMENT 53 6 2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT 55 6 3 ERROR MODE 57 6 4 FREQUENCY CHECK FOR CLOCK 58 7 GENERAL INFORMATION 59 7 1 DIAGNOSIS 59 7 1 1 DISASSEMBLY 59 7 1 2 CONNEC...

Page 5: ...DEH P680MP XN UC 5 5 6 7 8 5 6 7 8 C D F A B E 1 SPECIFICATIONS ...

Page 6: ...DEH P680MP XN UC 6 1 2 3 4 1 2 3 4 C D F A B E ...

Page 7: ...DEH P680MP XN UC 7 5 6 7 8 5 6 7 8 C D F A B E ...

Page 8: ...ark found on some component parts indicates the 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 lubricants or glue follow the instructions in this manual In the case of no amount instructions apply as you think it appropriate 17 3 16 13 14 4 ...

Page 9: ...t used CRP1294 Not used 5 Screw Assy CEA5322 CEA5322 CEA3849 6 Screw JPZ20P060FTB JPZ20P060FTB Not used 7 Screw CBA1650 CBA1650 CBA1650 8 Polyethylene Bag CEG 127 CEG 127 CEG 127 9 Screw CRZ50P090FTC CRZ50P090FTC CRZ50P090FTC 10 Screw TRZ50P080FTC TRZ50P080FTC TRZ50P080FTC 11 Polyethylene Bag CEG 158 CEG 158 CEG 158 12 Handle CNC5395 CNC5395 CNC5395 13 Protector XHP7008 XHP7008 XHP7008 14 Protecto...

Page 10: ...54 19 55 59 53 47 52 62 62 62 62 46 57 58 3 3 8 9 12 75 79 92 95 76 65 64 64 70 74 2 2 66 68 64 66 68 72 73 63 69 76 76 67 71 76 77 90 91 93 94 78 88 84 85 80 89 83 81 13 17 1 6 7 11 40 39 100 41 27 32 20 18 47 4 47 1 1 5 38 25 25 24 96 43 37 31 29 28 35 30 97 44 33 22 23 23 16 42 15 15 34 36 14 25 25 45 26 86 87 82 21 1 1 10 1 98 99 ...

Page 11: ...NM7031 45 Heat Sink XNR7001 46 DRIVE UNIT XXA7406 47 Screw BMZ26P040FTC 48 Screw M2x2 CBA1871 49 Cord CDE7392 50 Gear CNV7752 51 Gear CNV7753 52 Gear CNV7754 53 Gear CNV7755 54 Switch Unit CWS1389 55 Switch CSN1051 56 Spring Switch CSN1052 57 Arm Unit CXC2199 58 Arm Unit CXC6623 59 Arm Unit CXC6624 60 Screw JFZ20P020FTC 61 Spring XBL7003 62 Washer YE15FTC 63 Panel Unit See Contrast table 2 64 Scre...

Page 12: ...80MP XN UC DEH P6800MP XN UC DEH P6850MP XN ES 21 Panel XNS7145 XNS7144 XNS7144 22 Tuner Amp Unit XWM7116 XWM7115 XWM7114 35 Connector CN161 CKS4124 CKS4124 Not used 43 Holder XNC7022 XNC7022 XNC7012 63 Panel Unit XXA7408 XXA7407 XXA7407 75 Detachable Assy XXA7413 XXA7412 XXA7411 94 Sub Grille Assy XXA7420 XXA7419 XXA7418 98 Screw Not used BMZ40P140FTC Not used 99 Holder Not used CNV7619 Not used ...

Page 13: ...DEH P680MP XN UC 13 5 6 7 8 5 6 7 8 C D F A B E ...

Page 14: ...DEH P680MP XN UC 14 1 2 3 4 1 2 3 4 C D F A B E 2 3 CD MECHANISM MODULE ...

Page 15: ...CND2584 30 Lever CND2585 31 Arm CND2586 32 Bracket CND2587 33 Arm CND2588 34 Lever CND2589 35 Holder CNV7201 36 Gear CNV7207 37 Gear CNV7208 38 Gear CNV7209 39 Gear CNV7210 40 Gear CNV7211 41 Gear CNV7212 42 Rack CNV7214 43 Arm CNV7216 44 Roller CNV7218 45 Gear CNV7219 46 Guide CNV7361 47 Gear CNV7595 48 Guide CNV7799 49 Arm CNV7805 50 Rack CNV8342 51 Roller CNV8343 52 Holder CNV8344 53 Arm CNV834...

Page 16: ...TX RX2 IPPW TUNER AMP UNIT 85 18 87 36 35 9 VST VCK VDT SAOUT SACLK TUNL CDL AUXL 1 SYSPW A 5 8 1 7 CN101 11 BUZZER IC 101 HA12241FP IP BUS DRIVER IP BUS 1 2 8 6 5 TX RX IPPW B UP14 4V Q101 Q102 NJM2885DL1 33 IC401 SYS B8 4V 3 3V 3 3V REGULATOR 5 2V ANTENNA BZ601 3 1 BUSL BUSL 27 RX 38 SWVDD 41 ILMPW B UP14 4V Q852 6 7 9 2V ROT1 ROT0 VDD5 2V IC851 NJM2360M DC DC CONVERT Q8 Q8 Q822 ILB CONTRO Q851 ...

Page 17: ...E MUTE MUTE ILM TEL 10 00MHz EMUTE 57 MUTE 14 IL B SWVDD 38 DD DPDT KYDT 6 10 9 8 13 4 11 3 12 7 2 41 PW 15 5 B UP14 4V 6 7 9 2V ROT1 ROT0 T1 OT0 VDD5 2V OEL B IC851 NJM2360M 1 DC DC CONVERTER Q821 Q831 Q832 Q822 ILB CONTROL Q851 DSENS SWVDD SWVDD TOR AUXINL AUXINL 4V RST1 CDILM A Q631 RST1 A BA3121F IC171 7 5 2 SP INPUT ISOLATOR OEL B 18 0V VDD5 2V Q192 Q191 N1 NS N2 Q841 VDD5 2V SYSTEM CONTROLLE...

Page 18: ...CH diagram Guide page Detailed page Note When ordering service parts be sure to refer to EXPLODED VIEWS AND PARTS LIST or ELECTRICAL PARTS LIST A a A D M B CN1801 C CN901 CD 19 7dBs FM AM TUNER UNIT IP Bus 17 72dBs D SWITCH UNIT CSN1052 CSN1051 CSN1051 OPEN SENSE CSN1052 CLOSE SENSE FM 24 7dBs AM 24 8dBs FLAP MOTOR ...

Page 19: ...art Therefore when replacing be sure to use 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 REAR R ch REAR L ch For resistors and capacitors in the circuit diagrams their resistance values or capacitance val...

Page 20: ...DEH P680MP XN UC 20 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 C CN901 F A IP C CD 19 7dBs IP Bus 17 72dBs ...

Page 21: ...MP XN UC 21 5 6 7 8 5 6 7 8 C D F A B E A a A b A a A a A b 2 M B CN1801 FM AM TUNER UNIT IP Bus 17 72dBs D SWITCH UNIT CSN1052 CSN1051 CSN1051 OPEN SENSE CSN1052 CLOSE SENSE D FM 24 7dBs AM 24 8dBs FLAP MOTOR ...

Page 22: ...DEH P680MP XN UC 22 1 2 3 4 1 2 3 4 C D F A B E A a A b A b 1 3A 3A FM 6 6dBs AM 6 7dBs IP Bus 10 56dBs CD 10 56dBs A TUNER AMP UNIT FM 6 1dBs AM 6 2dBs IP Bus 9 68dBs CD 9 68dBs REAR R ch REAR L ch ...

Page 23: ...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 For resistors and capacitors in the circuit diagrams their resistance values or capacitance values are expressed in codes Ex Resistors Code Practical value 123...

Page 24: ...DEH P680MP XN UC 24 1 2 3 4 1 2 3 4 C D F A B E 3 3 KEYBOARD UNIT B A CN871 ...

Page 25: ...DEH P680MP XN UC 25 5 6 7 8 5 6 7 8 C D F A B E B OEL UNIT B KEYBOARD UNIT PD8153A P680MP PD8154A P6800MP P6850MP ...

Page 26: ...DING CARRIAGE MOTOR PICKUP UNIT P10 5 SERVICE CD DRIVER SWITCHES CD CORE UNIT S10 5COMP1 S901 HOME SWITCH ON OFF S903 DSCSNS SWITCH ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the switch position F F T T F T C S F T C S T T F F T F F T F T F S C S S C C F T T S S C C 8 9 3 2 1 4 6 7 ...

Page 27: ...MP XN UC 27 5 6 7 8 5 6 7 8 C D F A B E C b C CD CORE UNIT S10 5COMP1 C F SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE T C S A CN651 3 3 V REGULATOR CD CONTROLLER 0 5 ...

Page 28: ...b C a C a C b 1 PICKUP UNIT P10 5 SERVICE SWITCHES CD CORE UNIT S10 5COMP1 S901 HOME SWITCH ON OFF S903 DSCSNS SWITCH ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the switch position F F T T F T C S F T C S T T F F T F F T ...

Page 29: ...XC4166 SPINDLE MOTOR M2 CXC4026 LOADING CARRIAGE MOTOR CD DRIVER CD CORE UNIT S10 5COMP1 S901 HOME SWITCH ON OFF S903 DSCSNS SWITCH ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the switch position F T F S C S S C C F T T S S C C 8 9 3 2 1 4 6 7 ...

Page 30: ...DEH P680MP XN UC 30 1 2 3 4 1 2 3 4 C D F A B E C a C b C b 1 CD CORE UNIT S10 5COMP1 C F SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE T C S 3 3 V REGULATOR 0 ...

Page 31: ...DEH P680MP XN UC 31 5 6 7 8 5 6 7 8 C D F A B E C a C b C b 2 3 A CN651 CD CONTROLLER 5 ...

Page 32: ... div 20 ms div Ref REFO Mode Normal TE FE 500 mV div 500 mV div 200 ms div Source On setup operation CD DA Play operation Ref REFO Mode Normal FE 9 FIN TE 8 TIN 500 mV div 500 mV div 500 mV div 500 mV div 20 ms div CD ROM play operation Regular track Jump Ref REFO Mode Normal MDX 6 SIN 2 V div 500 mV div 5 µs div Ref REFO Mode Normal MDX 6 SIN 2 V div 200 mV div 50 ms div Spindle waveform during p...

Page 33: ...N 7 CIN 8 TIN 1 V div 500 mV div 500 mV div 500 ms div Ref REFO Mode Normal 1 DSCSNS 2 8SNS 3 12SNS 5 V div 5 V div 5 V div 500 ms div 12 cm CD Eject operation CD DA CD ROM mode change Band key Ref GND Mode Normal RFAGC TE 8 TIN 1 V div 500 mV div 500 mV div 500 µs div 4 Tracks Jump waveform 32 Tracks Jump waveform Ref REFO Mode TEST RFAGC TE 8 TIN 1 V div 500 mV div 500 mV div 2 ms div Ref REFO M...

Page 34: ... D F A B E 6 SIN 7 CIN 8 TIN 1 V div 500 mV div 500 mV div 500 ms div CD ROM CD DA mode change Band key Ref REFO Mode Normal RFAGC 8 TIN TE 9 FIN 1 V div 1 V div 1 V div 1 V div 500 µs div Black dot 800 µm during play Ref REFO Mode Normal ...

Page 35: ...DEH P680MP XN UC 35 5 6 7 8 5 6 7 8 C D F A B E ...

Page 36: ...Board Chip Part A A TUNER 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 CN651 1 2 19 2 CORD ASSY IP BUS FRO C ...

Page 37: ... 5 6 7 8 5 6 7 8 C D F A B E D A SIDE A CN801 CN871 CN651 IC801 1 1 1 2 19 20 17 2 18 16 9 8 1 AR401 WIRED REMOTE CONTROL RCA ANTENNA JACK FRONT B CN1801 C CN901 D SWITCH UNIT M CSN1052 CSN1051 FM AM TUNER UNIT FLAP MOTOR ...

Page 38: ...DEH P680MP XN UC 38 1 2 3 4 1 2 3 4 C D F A B E A A TUNER AMP UNIT 1 1 ...

Page 39: ...DEH P680MP XN UC 39 5 6 7 8 5 6 7 8 C D F A B E A SIDE B 1 ...

Page 40: ...XN UC 40 1 2 3 4 1 2 3 4 C D F A B E 4 2 CD CORE UNIT S10 5COMP1 C C CD CORE UNIT S10 5COMP1 SIDE A IC301 IC203 20 CN901 PICKUP UNIT P10 5 SERVICE A CN651 M2 LOADING CARRIAGE MOTOR M1 SPINDLE MOTOR F E REFO1 HOME ...

Page 41: ...DEH P680MP XN UC 41 5 6 7 8 5 6 7 8 C D F A B E C C CD CORE UNIT S10 5COMP1 SIDE B DSCSNS 8EJ 12EJ ...

Page 42: ... 1 2 3 4 1 2 3 4 C D F A B E 4 3 KEYBOARD UNIT B B KEYBOARD UNIT B KEYBOARD UNIT SIDE A SIDE B 1 1 15 3 5 4 2 CN1802 IC1871 1 22 44 23 A CN871 OEL UNIT CN1801 1 17 EQ SOURCE DISPLAY VOL SEL SW BAND LIST CLOCK EJECT RESET ...

Page 43: ...23 59 IC P6850MP XN ES PEG143A IC 631 A 154 66 IC S 80835CNMC B8U IC 801 A 147 26 IC BA6288FS IC 851 B 43 26 IC NJM2360M IC 971 A 16 96 IC NJM2388F84 Q 101 B 32 110 Transistor 2SA1576 Q 102 B 32 107 Transistor DTC114EU Q 191 A 96 62 Transistor DTC114EU Q 192 A 87 57 Transistor UMD2N Q 201 A 63 71 Transistor 2SD1767 Q 202 B 67 82 Transistor UMD2N Q 311 A 149 110 Transistor IMH3A Q 312 B 128 125 Tra...

Page 44: ...13 A 14 113 RS1 16S472J R 114 B 32 115 RS1 16S223J R 115 B 32 113 RS1 16S472J R 161 A 121 127 P680MP XN UC RS1 16S102J Circuit Symbol and No Part No R 162 A 124 120 P680MP XN UC RS1 16S102J R 163 A 124 122 P680MP XN UC RS1 16S103J R 164 A 124 127 P680MP XN UC RS1 16S103J R 165 A 128 122 P6850MP XN ES RS1 16S104J R 166 A 127 127 P6850MP XN ES RS1 16S104J R 171 B 66 42 RS1 16S101J R 172 B 49 42 RS1 ...

Page 45: ...2 52 RS1 16S102J R 872 A 113 41 RS1 16S102J R 873 A 152 51 RS1 16S0R0J R 879 B 108 26 RS1 16S473J R 880 B 109 32 RS1 16S104J Circuit Symbol and No Part No R 881 B 101 34 RS1 16S473J R 883 B 107 16 RS1 16S222J R 884 B 113 27 RS1 16S472J R 885 B 106 14 RS1 16S222J R 886 B 112 34 RS1 16S222J R 887 B 115 15 RS1 16S222J R 888 B 114 34 RS1 16S222J R 889 B 118 14 RS1 16S222J R 911 B 20 71 RS1 16S222J R 9...

Page 46: ...25 61 CKSRYB473K25 C 653 A 36 51 CEJQ101M16 C 654 A 44 59 CEJQ101M16 C 657 B 95 32 CKSRYB152K50 C 658 B 95 30 CKSRYB152K50 Circuit Symbol and No Part No C 661 B 90 27 CKSRYB105K10 C 663 A 73 42 CKSRYB105K10 C 802 B 133 23 CKSRYB224K10 C 803 A 142 34 CEAT331M10 C 804 B 154 35 CKSRYB104K16 C 805 B 148 23 CKSRYB102K50 C 806 B 155 17 CCSRCH101J50 C 807 B 153 17 CCSRCH101J50 C 821 B 59 14 CKSRYB473K25 ...

Page 47: ...0J2520 L 402 A 164 97 Inductor LAU1R0K L 403 A 165 108 Ferri Inductor LAU100K L 404 A 161 108 Inductor LAU1R0K L 601 A 96 50 Ferri Inductor LAU100K L 651 A 76 45 Ferri Inductor LAU100K L 831 A 131 27 Ferri Inductor LAU100K L 852 A 42 21 Inductor CTF1660 Circuit Symbol and No Part No L 901 A 37 103 Choke Coil 600µH CTH1280 L 951 A 57 99 Inductor LAU2R2K X 601 A 109 55 Radiator 10 000MHz CSS1599 FU3...

Page 48: ...1 16S104J R 666 B 90 44 RS1 16S104J R 667 B 94 26 RS1 16S104J R 668 B 73 36 RS1 16S682J R 669 B 73 38 RS1 16S682J R 801 A 137 19 RD1 4PU561J Circuit Symbol and No Part No R 802 A 134 44 RAB4C102J R 803 A 141 28 RS1 16S221J R 823 A 80 19 RS1 16S1R0J R 824 A 80 17 RS1 16S473J R 825 A 74 12 RD1 4PU391J R 831 B 118 35 RS1 16S473J R 832 B 120 35 RS1 16S102J R 833 B 129 27 RS1 16S222J R 841 B 93 14 RS1 ...

Page 49: ...1R0M50 C 403 A 153 71 CEJQ470M6R3 C 407 A 161 113 CEJQ101M16 C 408 B 175 140 CKSRYB103K50 C 409 B 165 131 CCSRCH470J50 C 411 A 157 95 CEJQ470M6R3 Circuit Symbol and No Part No C 412 B 160 93 CKSRYB103K50 C 414 B 172 117 CKSRYB103K50 C 416 B 174 96 CCSRCH101J50 C 417 B 154 94 CCSRCH470J50 C 501 A 124 101 CEJQ330M10 C 502 A 131 94 CEJQ101M16 C 601 A 101 55 CEJQ4R7M35 C 602 B 105 57 CKSRYB105K10 C 60...

Page 50: ... 1818 B 8 19 RS1 16S221J R 1819 B 14 25 RS1 16S181J R 1820 B 8 25 RS1 16S221J R 1821 B 23 15 RS1 16S181J R 1822 B 23 9 RS1 16S221J R 1823 B 16 15 RS1 16S181J R 1824 B 16 8 RS1 16S221J R 1825 B 14 34 RS1 16S181J Circuit Symbol and No Part No R 1826 B 8 34 RS1 16S221J R 1827 B 14 30 RS1 16S181J R 1828 B 8 30 RS1 16S221J R 1829 B 13 156 RS1 16S271J R 1830 B 16 156 RS1 16S221J R 1831 B 19 159 RS1 16S2...

Page 51: ...16SS333J R 245 B 26 69 RS1 16SS333J Circuit Symbol and No Part No R 248 B 55 74 RS1 16SS105J R 307 A 19 20 RS1 16SS183J R 308 A 17 20 RS1 16SS183J R 309 A 18 18 RS1 16SS183J R 310 A 17 16 RS1 16SS183J R 601 B 30 47 RS1 16S101J R 602 B 28 50 RS1 16S101J R 606 B 20 54 RS1 16S0R0J R 701 B 26 44 RS1 16SS221J R 707 B 32 45 RS1 16SS473J R 709 A 36 35 RS1 16SS222J R 710 B 41 46 RS1 16SS102J R 712 A 45 57...

Page 52: ...6 51 CCSRCH102J50 C 701 B 25 47 CKSSYB104K10 C 703 B 28 42 CKSSYB103K16 C 706 B 34 43 CKSSYB104K10 C 707 A 36 57 CKSSYB104K10 C 714 A 24 41 CKSSYB104K10 C 722 B 29 45 CKSQYB475K6R3 C 903 B 14 54 CKSSYB471K50 C 907 B 14 62 CKSSYB103K16 Miscellaneous Parts List Pickup Unit P10 5 Service CXX1942 M 1 Motor Unit SPINDLE CXC4166 M 2 Motor Unit LOADING CARRIAGE CXC4026 Circuit Symbol and No Part No ...

Page 53: ...e 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 54: ...o and RF AGC F T RF AGC 4 SPDL 1X 2X switching As for the double speed 2x audio output cannot be supported 5 Error Rate measurement ON ERR 30Counts Start BER display data 6 F Mode switching Tracking Close CRG TR Jump Switching After the Eject key is pressed keys other than the Eject key should not be pressed until disc ejection is complete When the key 2 or 3 is pressed during the Focus Search the...

Page 55: ... mode load the disc and 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 osc...

Page 56: ...DEH P680MP XN UC 56 1 2 3 4 1 2 3 4 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 57: ... 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 foun...

Page 58: ...C switched ON the standby mode cancelled shift the TESTIN terminal IC601 Pin 86 to H The clock signal is output from the PCL terminal IC601 Pin 37 The frequency of the clock signal is 625 0kHz that is one 32th of the fundamental frequency The clock signal should be 625 0kHz If the clock signal is out of the range the X tal X601 should be replaced with new one ...

Page 59: ...ism Module Fig 1 1 Fig 1 Removing the Case not shown Grille Assy Removing the Grille Assy Fig 2 1 Remove the Case CD Mechanism Module 1 1 1 1 Fig 2 Remove the four screws Disconnect the connector and then remove the CD Mechanism Module 1 Remove the four screws Disconnect the connector and then remove the Grille Assy 1 1 1 1 ...

Page 60: ... 2 3 4 1 2 3 4 C D F A B E Fig 3 Tuner Amp Unit Removing the Tuner Amp Unit Fig 3 Remove the two screws 1 2 2 2 3 Straighten the tabs at three locations indicated 2 Remove the screw and then remove the Tuner Amp Unit 3 1 1 ...

Page 61: ...the mechanism remove the two Springs A the six Springs B and the four Screws 2 Turn the Upper Frame using the part a as a pivot and remove the Upper Frame 3 While lifting the Carriage Mechanism remove it from the three Dampers Caution When assembling be sure to apply some alcohol to the Dampers and assemble the mechanism in a clamped state 1 Hold the Upper and Lower Frames 2 Do not hold the front ...

Page 62: ...the SW in a clamped state so as not to damage it How to remove the Pickup Unit 1 Make the system in the carriage mechanism mode and have it clamped 2 Remove the CD Core Unit and remove the leads from the Inner Holder 3 Remove the Poly Washer Change Arm and Pickup Lock Arm 4 While releasing from the hook of the Inner Holder lift the end of the Feed Screw Caution When assembling move the Planet Gear...

Page 63: ...6 14 12 10 8 6 4 2 1 B UP 2 GND 3 ACC 4 NC 5 ILM 6 B REM 7 NC 8 TEL 9 RL 10 FL 11 RL 12 FL 13 RR 14 FR 15 RR 16 FR 1 BUS 2 GND 3 GND 4 NC 5 BUS 6 GND 7 BUS L 8 ASENB 9 BUS R 10 BUS R 11 BUS L 11 10 9 8 7 6 5 4 3 2 1 REAR OUTPUT WIRED REMOTE CONTROL P680MP P6800MP ANTENNA JACK FRONT OUTPUT SUBWOOFER OUTPUT ...

Page 64: ...udio for the right channel Ground for DAC Connected to the capacitor for band gap Ground for DAC Output of audio for the left channel Power supply for DAC Power supply for the crystal oscillator Connected to the crystal oscillator 16 9344 MHz Connected to the crystal oscillator 16 9344 MHz Ground for the crystal oscillator Control of 1 6 V regulator Setup 0 for PWM output SD MD Connected to Ground...

Page 65: ...ocus drive PWM Output of focus drive PWM Output of tracking drive PWM Output of tracking drive PWM Output of thread drive PWM Output of thread drive PWM Output of spindle drive PWM Output of spindle drive PWM REFOUT for servo Power supply for ADC Output of EFM signals Input of asymmetry Analog tests Input of RF Ground for the analog system Output of RF Connection to the capacitor for detecting 3T ...

Page 66: ...he regulator GND Oscillator connection for mainclock Oscillator connection for mainclock System reset input Connected to the oscillator for subclock connected to VSS via the resistor Connected to the oscillator for subclock Open Connected to EVDD or EVSS via the resistor Not used CD LSI interruption signal input Not used Bus reset input Bus serial data input Bus serial data output Bus serial clock...

Page 67: ... NC CLKOUT LOCK NC BVSS BVDD NC FLMD1 NC A D csens TYPE_A D NC TEMP VDSENS DSCSNS O I I O C C E2PROM data input output E2PROM clock output E2PROM chip selection output Not used Not used Spindle lock input Not used B power supply GND B power supply Positive power supply Not used Address Data Bus 5 Not used Not used Not used Not used Not used Not used VD power supply short sense input Not used CONTR...

Page 68: ...encoder pulse input 37 PCL O Output for clock adjustment 38 SWVDD O GRILLE Chip enable output 39 NC Not Used 40 FLPILM O Illumination output inside flap 41 ILMPW O Illumination output 42 45 NC Not Used 46 TUNPDI I Tuner data input 47 TUNPDO O Tuner data output 48 TUNPCK O Tuner clock output 49 FLPPW Flap motor operation 50 FOPNSW I Flap open sense input 51 FCLSSW I Flap close sense input 52 FLPCLS...

Page 69: ...ut 87 JCKSNS Jack sense 88 BATIND Battery indicator 89 KEYAD I Key data input 90 SAOUT I Level indicator 91 DSENS I Detach sense input 92 RST2 O Reset of CD output 93 NC Not Used 94 AVss I AD translation power supply input terminal 95 SL I TUNER Signal level input 96 Vref I AD translation reference voltage 97 AVcc I AD translation power supply input terminal 98 BSI I PBUS input 99 BSO O PBUS outpu...

Page 70: ... OUT2 4 STBY 5 OUT2 6 VCC 7 OUT1 8 P GND1 9 OUT1 10 SVR 11 IN1 12 IN2 13 S GND 14 IN4 15 IN3 16 AC GND 17 OUT3 18 P GND3 19 OUT3 20 VCC 21 OUT4 22 MUTE 23 OUT4 24 P GND4 SWITCH 25 Offset Detection Offset Detection Offset Detection Offset Detection Protector Over current limit sw_vcc stby Protector Short circuit Mute circuit amp_vcc Stand by Circuit Protector Over voltage sw_vcc Protector Thermal R...

Page 71: ...Meter Anti Rad Filter Anti Rad Filter Anti Rad Filter Anti Rad Filter Anti Rad Filter Secondary Volume Secondary Volume Secondary Volume Secondary Volume Secondary Volume Secondary Volume Anti Rad Filter Gain Adjuster PRE SW_L PRE SW_R Rear_R Front_R Tout_FR SVin_FR Tout_RR SVin_RR SVin_PreR Tout_PreR Rear_L Front_L SVin_PreL Tout_PreL MIC_in DC_filter Noise_DET_out MUTE DATA STB Vcc Vref GND HPF ...

Page 72: ...lock output 25 NC Not used 26 LS O Line sink signal output 27 DPDT I Display data communication input 28 KYDT O Key data communication output 29 32 NC Not used 33 OELD O Display data output 34 NC Not used 35 CLK0 I Clock input for UART1 36 NC Not used 37 rdy Pull up 38 NC Not used 39 hold Pull up 40 41 NC Not used 42 rd O Read strobe output 43 44 NC Not used 45 46 BANK2 1 O Bank address output 47 ...

Page 73: ... A1 ROMCE GND RD D0 D8 D1 D9 D2 D10 D3 D11 NC CS2 A9 A10 A11 A12 A13 A14 A15 A16 A17 AVCC GND D15 D7 D14 D6 D13 D5 D12 D4 AVCC A0 A19 D0 D15 CS1 2 ROMCE RD AVCC GND 8 9 4 5 6 7 3 1 Address input Data output Bank address Chip enable input Read strobe Power supply GND PD8153A PD8154A 1 3 2 S1 R out S2 GND BUS BUS VCC stb 4 5 6 7 8 BIAS DRIVER OUTPUT current COM RECEIVER OUTPUT 3 1 2 Vout GND VCC RL ...

Page 74: ...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 connection Not used 19 NC non connection ...

Page 75: ...in 91 SWVDD H Pin 38 ASENBO H Pin 80 Source keys operative Completes power on operation After that proceed to each source operation SYSPW H Pin 1 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 76: ...DEH P680MP XN UC 76 1 2 3 4 1 2 3 4 C D F A B E 8 OPERATIONS ...

Page 77: ...DEH P680MP XN UC 77 5 6 7 8 5 6 7 8 C D F A B E ...

Page 78: ...DEH P680MP XN UC 78 1 2 3 4 1 2 3 4 C D F A B E ...

Page 79: ...DEH P680MP XN UC 79 5 6 7 8 5 6 7 8 C D F A B E ...

Page 80: ...es Name Jig No Remarks Before shipping out the product be sure to clean the following portions by using the prescribed cleaning tools Portions to be cleaned Cleaning tools g CD pickup lenses Cleaning liquid GEM1004 Cleaning paper GED 008 g p p Grease List Name Grease Grease Jig No GEM1024 GEM1045 Remarks CD Mechanism Module CD Mechanism Module ...

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