Pioneer DEH-P550MP Service Manual Download Page 14

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DEH-P550MP/XN/UC

Part No.

Mark No. Symbol and Description DEH-P550MP/XN/UC

DEH-P5500MP/XN/UC DEH-P5550MP/XN/ES

14 Panel

CNS6935

CNS6934

CNS6935

15 Tuner Amp Unit

CWM8588

CWM8589

CWM8590

27 Holder

CND1239

CND1477

33 Detach Grille Assy

CXB9672

CXB9673

CXB9674

36 Knob

CAA2755

CAA2753

CAA2755

40 Button(SELECT)

CAC7733

CAC7731

CAC7733

56 Sub Grille Assy

CXB9971

CXB9972

CXB9973

83 Remote Control Unit

Not used

CXC1265

84 Cover

Not used

CNS7068

90 Cord Assy

CDE7129

Not used

91 Plug(CN351)

CKS1238

Not used

92 Remote Control Assy

CZX3257

Not used

93 Cover

CZN7655

Not used

(2) CONTRAST TABLE

DEH-P550MP/XN/UC, DEH-P5500MP/XN/UC and DEH-P5550MP/XN/ES are constructed the same except

for the following:

Summary of Contents for DEH-P550MP

Page 1: ... 159936 C PIONEER CORPORATION 2003 K ZZA JAN 2003 Printed in Japan ORDER NO CRT3002 MULTI CD CONTROL HIGH POWER CD MP3 WMA PLAYER WITH FM AM TUNER DEH P550MPXN UC Service Manual DEH P550MP XN UC This service manual should be used together with the following manual s Model No Order No Mech Module Remarks CX 3057 CRT3026 S10MP3 CD Mech Module Circuit Description Mech Description Disassembly DEH P550...

Page 2: ...uld be used 4 Shipping mode and shipping screws To protect the product from damages or failures that may be caused during transit the shipping mode should be set or the shipping screws should be installed before shipping out in accordance with this manual if necessary 1 Product safety You should conform to the regulations governing the product safety radio and noise and other regulations and shoul...

Page 3: ...KING DEH P550MP XN UC DEH P5500MP XN UC 8 2 2 PACKING DEH P5550MP XN ES 10 2 3 EXTERIOR 12 2 4 CD MECHANISM MODULE 16 3 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 18 3 1 BLOCK DIAGRAM 18 3 2 OVERALL CONNECTION DIAGRAM GUIDE PAGE 20 3 3 KEYBOARD UNIT 26 3 4 CD MECHANISM MODULE 28 4 PCB CONNECTION DIAGRAM 38 4 1 TUNER AMP UNIT 38 4 2 PANEL UNIT 42 4 3 KEYBOARD UNIT 43 4 4 CD MECHANISM MODULE 44 5 ELECTRICA...

Page 4: ...4 DEH P550MP XN UC 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC 1 SPECIFICATIONS ...

Page 5: ...5 DEH P5500MP XN UC 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC ...

Page 6: ...6 DEH P5550MP XN ES 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC ...

Page 7: ...7 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC ...

Page 8: ...8 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC 2 EXPLODED VIEWS AND PARTS LIST 2 1 PACKING DEH P550MP XN UC DEH P5500MP XN UC ...

Page 9: ...st table 2 30 Holder Assy See Contrast table 2 31 Holder Assy See Contrast table 2 32 Remote Control Assy See Contrast table 2 Mark No Description Part No Mark No Description Part No 1 PACKING DEH P550MP XN UC DEH P5500MP XN UC SECTION PARTS LIST 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 di...

Page 10: ...10 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC 2 2 PACKING DEH P5550MP XN ES ...

Page 11: ...it CXC1265 17 Battery CEX1065 18 Carton CHG4944 19 Contain Box CHL4944 20 Protector CHP2663 21 Protector CHP2664 22 1 Owner s Manual CRD3724 22 2 Owner s Manual CRD3725 22 3 Installation Manual CRD3726 23 Case Assy CXB3520 Mark No Description Part No Mark No Description Part No PACKING DEH P5550MP XN ES SECTION PARTS LIST Owner s Manual Installation Manual Model Part No Language DEH P5550MP XN ES ...

Page 12: ...12 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC 2 3 EXTERIOR ...

Page 13: ...hion CNM8291 45 Cover CNS7247 46 Holder CNV7405 47 Keyboard Unit CWM8605 48 LCD CAW1755 49 Connector CN1901 CKS4524 50 Holder CND1215 51 Sheet CNM7921 52 Connector CNV7365 53 Lighting Conductor CNV7406 54 Button Unit SRC EQ CXB9924 55 Button Unit BAND EQ EX CXB9925 56 Sub Grille Assy See Contrast table 2 57 Button EJECT CAC7752 58 Screw M2x4 CBA1649 59 Washer CBF1038 60 Spring CBH2650 61 Spring CB...

Page 14: ...B9674 36 Knob CAA2755 CAA2753 CAA2755 40 Button SELECT CAC7733 CAC7731 CAC7733 56 Sub Grille Assy CXB9971 CXB9972 CXB9973 83 Remote Control Unit Not used CXC1265 CXC1265 84 Cover Not used CNS7068 CNS7068 90 Cord Assy CDE7129 Not used Not used 91 Plug CN351 CKS1238 Not used Not used 92 Remote Control Assy CZX3257 Not used Not used 93 Cover CZN7655 Not used Not used 2 CONTRAST TABLE DEH P550MP XN UC...

Page 15: ...15 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC ...

Page 16: ...16 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC 1GEM1024 2GEM1045 3GEM1035 1 1 1 1 1 1 1 1 2 2 2 2 1 1 1 1 1 2 2 1 3 2 4 CD MECHANISM MODULE ...

Page 17: ...Arm CNC9968 39 Arm CNC9973 40 Lever CNC9983 41 Lever CNC9984 42 Sheet CNM8134 43 Collar CNV6906 44 Guide CNV6925 45 Arm CNV7198 46 Rack CNV7199 47 Holder CNV7201 48 Holder CNV7202 49 Arm CNV7203 50 Gear CNV7207 51 Gear CNV7208 52 Gear CNV7209 53 Gear CNV7210 54 Gear CNV7211 55 Gear CNV7212 56 Rack CNV7214 57 Arm CNV7215 58 Arm CNV7216 59 Guide CNV7217 60 Roller CNV7218 61 Gear CNV7219 62 Arm CNV72...

Page 18: ...OK 19 1 BDATA BSCK IC 502 BA25BC0WFP 2 5V REGULATOR V2R5 2 4 VD2 1 2 Q701 17 ADENA 14 VCC VDD 15 5 1 4 14 CLAMP 93 VD2 VDCONT ASENBO 85 mute XIN XOUT 41 PEE 22 38 43 44 42 80 28 19 79 SYSTEM CONTROLLER IC 601 2 2 PD5800A CN401 1 2 BUS BUS BUS L BUS L TX RX IPPW SWVDD BU CN651 Q8 Q652 Q651 TUNER AMP UNIT 13 X601 11 EVST EVCK EVD TUN L BUS L BUS L CD L 33 DPDT 34 KYDT 1 SYSPW 41 ILMPW S DSENS 39 dse...

Page 19: ...16 9 11 15 15 B CN901 Q982 BU CN352 FUSE 10A SL tunce TUNPCE1 TUNPDI TUNPDO 95 69 70 98 99 TUNPCK 100 ce CE1 2 6 NJM2391DL1 33 IC 401 1 3 SYS 8 4V TUN 3 3V TUNER 3 3V REGULATOR Q921 DO DI CK Q913 DALMON 67 BU 6 20 Q981 10 10 5 Q353 RL Q351 1 CN351 PL FL RL Q932 isens 81 ILM SENSE 12 12 NJM4558MD IC 131 5 7 1 SEL_OUT_L LEVEL INDICATOR Q804 Q803 ILB ILB Q806 13 13 9 12 12 7 ROT1 ROT0 VDD Q808 S 8083...

Page 20: ... value 123 12k ohms 103 10k ohms Capacitors Code Practical value 103 0 01uF 101 10 100uF 10V FM AM TUNER UNIT D CD CORE UNIT S10MP3 CN701 C KEYBOARD UNIT B PANEL UNIT UC ES 3 2 OVERALL CONNECTION DIAGRAM GUIDE PAGE Note When ordering service parts be sure to refer to EXPLODED VIEWS AND PARTS LIST or ELECTRICAL PARTS LIST A a A b A a A a A b A b A b A b A a A a Large size SCH diagram Guide page Det...

Page 21: ...component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation REAR R CH REAR L CH FRONT R CH FRONT L CH SUB WOOFER R CH SUB WOOFER L CH FUSE 10A CEK1208 A TUNER AMP UNIT BACKUP GND RL RL FL FL ACC ILM B REM TEL RR RR FR FR DEH P550MP XN UC A b A ...

Page 22: ...22 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC A a A b A a A a A b 1 3 2 SYSTEM CONTROLLE IP BUS DRIVER FM AM TUNER UNIT UC ES ...

Page 23: ...istors 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 Capacitors Code Practical value 103 0 01uF 101 10 100uF 10V D CD CORE UNIT S10MP3 CN701 C KEYBOARD UNIT B PANEL UNIT ...

Page 24: ...24 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC A a A b A b 1 3 2 600µF STEM CONTROLLER REAR R CH REAR L CH FRONT R CH FRONT L CH SUB WOOFER R CH SUB WOOFER L CH FUSE A TUNER AMP UNIT DEH P550MP XN UC ...

Page 25: ... DSENSE SW B UP SENSE ACC SENSE The mark 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 FUSE 10A CEK1208 BACKUP GND RL RL FL FL ACC ILM B REM TEL RR RR FR FR ...

Page 26: ...26 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC C CL 195PG CD x3 CL 195PG CD 3 3 KEYBOARD UNIT ...

Page 27: ...27 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC C CL 195PG CD CL 195PG CD B CN1951 C KEYBOARD UNIT ...

Page 28: ...E MOTOR SWITCHES CD CORE UNIT S10MP3 S901 HOME SWITCH ON OFF S902 CLAMP SWITCH ON OFF S903 DSCSNS SWITCH ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the original switch position 1 8 6 5 0 2 3 7 F F T T T T T T T T F F F F F F C S T F C S T F C S T F F F T T S S C C S S C C F F T T 3 4 CD MECHANISM MODULE GUIDE PAGE D D a ...

Page 29: ...5 6 7 8 DEH P550MP XN UC PE5352B MA152WA 4R7 25 4R7 25 R240 0R0 R241 220 0R0 R755 CD3VON D CD CORE UNIT S10MP3 A CN651 4 9 F T C S SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE D b D ...

Page 30: ...30 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC A a D b D a D a D b 6R8K 6R8K PICKUP UNIT SERVICE P10 1R8K 9P 100P 0 F F T T T T T T T T F F F F F F C S T F C S T F F F T T ...

Page 31: ...2 CXB8933 LOADING CARRIAGE MOTOR SPINDLE MOTOR SWITCHES CD CORE UNIT S10MP3 S901 HOME SWITCH ON OFF S902 CLAMP SWITCH ON OFF S903 DSCSNS SWITCH ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the original switch position 1 8 6 5 2 3 7 C S T F F F T T S S C C S S C C ...

Page 32: ...32 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC D a D b D b R240 0R0 R241 220 D CD CORE UNIT S10MP3 9 F T C S SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE ...

Page 33: ...33 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC D a D b D b 1 2 3 PE5352B MA152WA 4R7 25 4R7 25 0R0 R755 CD3VON A CN651 4 T C S TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE ...

Page 34: ...ting up Source On Ref REFO Mode Normal FE 8 FIN 0 TE 7 TIN 500mV div 500mV div 500mV div 500mV div 20ms div Ref REFO Mode Normal FE 8 FIN 0 TE 7 TIN 500mV div 500mV div 500mV div 500mV div 20ms div During Play CD DA During Play CD ROM Track Jump is generated periodically Refer to Track Jump waveform Ref REFO Mode Normal MDX 5 SIN 500mV div 200mV div 50ms div Spindle waveform during Play Ref REFO M...

Page 35: ... Mode Normal RFAGC 0 TE 7 TIN 1V div 500mV div 500mV div 1ms div 32 Track Jump Ref REFO Mode TEST RFAGC 7 TIN 0 TE 8 FIN 1V div 1V div 1V div 1V div 500µs div Ref REFO Mode Normal RFAGC 0 TE 7 TIN 1V div 500mV div 500mV div 5ms div 100 Track Jump When passing black dots 800µm Ref REFO Mode TEST During inside outside search outer circumference inner circumference LOUT ROUT 1V div 1V div 200µs div R...

Page 36: ...div 500ms div Ref REFO Mode Normal 5 SIN 6 CIN 7 TIN 1V div 500mV div 500mV div 500ms div Ref REFO Mode Normal When switching to CD ROM from CD DA BAND key When switching to CD DA from CD ROM BAND key 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC ...

Page 37: ...37 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC ...

Page 38: ...nector P C 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 DSENSE CORD ASSY ...

Page 39: ...39 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC A SIDE A D CN701 B CN1950 ANTENNA FM AM TUNER UNIT FRONT CN901 ...

Page 40: ...40 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC A A TUNER AMP UNIT ...

Page 41: ...41 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC A SIDE B ...

Page 42: ...42 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC B B PANEL UNIT B PANEL UNIT SIDE A SIDE B C CN1901 A CN831 EJECT 4 2 PANEL UNIT CN801 ...

Page 43: ...43 C C KEYBOARD UNIT C KEYBOARD UNIT SIDE A SIDE B BAND AUDIO EQ EX FUNC 6 5 4 3 2 1 DISP EQ SOURCE VOLUME CLK B CN1951 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC 4 3 KEYBOARD UNIT ...

Page 44: ...44 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC 4 4 CD MECHANISM MODULE D D CD CORE UNIT S10MP3 SIDE A PICKUP UNIT SERVICE HOME M1 SPINDLE MOTOR M2 LOADING CARRIAGE MOTOR A CN651 ...

Page 45: ...45 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC D D CD CORE UNIT S10MP3 SIDE B CLAMP DSCSNS 8EJ 12EJ ...

Page 46: ...iode DAP202U D 301 Diode S5688G D 302 Diode S5688G D 303 Diode S5688G D 304 Diode S5688G D 401 Diode S5688G D 402 Diode S5688G D 403 Diode S5688G D 650 Diode HZS6L C1 D 651 Diode HZS9L B1 D 803 Diode Network DA204U D 804 Diode DAN202U D 805 Diode DAP202U D 806 Diode DAN202U D 807 Diode DAP202U D 808 Diode HZS11L A1 D 911 Diode S5688G D 912 Diode HZS6L B2 D 921 Diode HZS9L B3 D 931 Diode HZS7L A1 D...

Page 47: ...J R 680 RS1 16S222J R 681 RS1 16S104J R 689 RS1 16S0R0J R 802 RS1 16S222J R 803 RS1 16S472J R 804 RS1 16S1R0J R 805 RS1 16S391J R 806 RS1 16S391J R 807 RS1 16S473J R 808 RS1 16S473J R 809 RS1 16S102J R 810 RS1 16S222J R 811 RS1 16S222J R 812 RS1 16S222J R 813 RS1 16S222J R 814 RS1 16S222J R 815 RS1 16S473J R 816 RS1 16S104J R 817 RD1 4PU391J R 818 RS1 16S104J R 819 RS1 16S222J R 820 RS1 16S222J R ...

Page 48: ...183 C 662 CCSRCH471J50 C 755 CKSRYB104K16 C 806 CKSRYB473K25 C 807 CKSRYB473K25 C 811 CKSQYB105K16 C 854 CKSRYB473K25 C 911 470µF 16V CCH1331 C 912 CKSRYB472K50 C 913 CKSRYB103K50 C 914 CEJQ470M10 C 921 CEJQ221M10 C 922 CKSRYB103K50 C 923 CEJQ101M16 C 931 CEJQ1R0M50 Unit Number CWM8589 DEH P5500MP XN UC CWM8590 DEH P5550MP XN ES Unit Name Tuner Amp Unit MISCELLANEOUS IC 101 IC HA12187FP IC 131 IC ...

Page 49: ...01J R 250 RS1 16S101J R 301 RS1 16S103J R 302 RS1 16S103J R 303 RS1 16S153J R 304 RS1 16S331J R 353 RS1 16S821J R 354 RS1 16S821J R 355 RS1 16S821J R 356 RS1 16S821J R 359 RS1 16S223J R 360 RS1 16S223J R 361 RS1 16S223J R 362 RS1 16S223J R 403 RS1 16S681J R 404 RS1 16S0R0J R 405 RS1 16S681J R 406 RS1 16S681J R 407 RS1 16S681J R 408 RS1 16S681J R 410 RS1 16S681J R 413 RS1 16S0R0J R 416 RS1 16S681J ...

Page 50: ... C 215 CEJQ4R7M35 C 216 CEJQ4R7M35 C 217 CEJQ4R7M35 C 218 CEJQ4R7M35 C 219 CCSRCH120J50 C 220 CCSRCH120J50 C 221 CCSRCH120J50 C 222 CCSRCH120J50 C 225 CEJQ100M16 C 241 CKSRYB152K50 C 242 CKSRYB152K50 C 301 CKSRYB104K16 C 306 CEJQ330M10 C 307 3300µF 16V CCH1486 C 309 CKSRYB104K16 C 310 CEJQ100M16 C 311 CKSYB475K16 C 312 CKSYB475K16 C 317 CKSRYB474K10 C 318 CKSRYB474K10 C 319 CKSRYB474K10 C 320 CKSR...

Page 51: ...40 RS1 16S560J R 1941 RS1 16S151J R 1942 RS1 16S0R0J R 1943 RS1 16S151J R 1950 RS1 16S472J R 1960 RS1 16S473J CAPACITORS C 1900 CKSRYB104K16 C 1901 CKSYF106Z10 C 1902 CKSRYB104K16 C 1903 CKSRYB104K16 C 1904 CKSRYB104K16 C 1910 CKSRYF104Z25 C 1911 CKSRYF104Z25 C 1913 CKSRYF104Z25 C 1942 CKSRYF104Z25 C 1943 CKSRYF104Z25 Unit Number CWM8758 Unit Name Panel Unit MISCELLANEOUS D 1970 LED CL220PGC S 197...

Page 52: ...R 310 RS1 16SS822J R 311 RS1 16SS0R0J R 501 RS1 16SS221J R 502 RS1 16SS221J R 503 RS1 16SS221J R 504 RAB4CQ223J R 505 RAB4CQ223J R 506 RAB4CQ223J R 507 RS1 16SS223J R 508 RS1 16SS223J R 509 RS1 16SS102J R 510 RS1 16SS223J R 511 RS1 16SS223J R 512 RS1 16SS223J R 601 RS1 16S101J R 602 RS1 16S101J R 603 RS1 16S223J R 604 RS1 16S223J R 605 RS1 16SS103J R 707 RS1 16SS0R0J R 708 RS1 16SS102J R 709 RS1 1...

Page 53: ... C 246 CKSSYB104K10 C 301 CKSSYB331K50 C 302 CKSSYB331K50 C 303 CKSSYB472K25 C 304 CKSSYB472K25 C 305 CEV101M16 C 306 CKSRYB224K16 C 501 CKSSYB104K10 C 502 CKSSYB471K50 C 503 CKSSYB104K10 C 504 47µF 6 3V CCH1436 C 505 CKSRYB224K16 C 506 CKSSYB104K10 C 508 CKSSYB104K10 C 509 CKSSYB104K10 C 510 CKSSYB104K10 C 511 CKSSYB104K10 C 601 CCSRCH102J50 C 602 CCSRCH102J50 C 603 4 7µF 25V CCH1508 C 604 4 7µF ...

Page 54: ...th 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 product or turn off and on the ACC to restore it 2 Test mode This mode is used to adjust the CD mechanism module To enter the test mode Wh...

Page 55: ...RKGGMINGGSECGG 2 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 U CLS and AGC and Applicable servomechanism AGC AGC display setting RF Gain switching Offset adjustment display T Balance adjustment T Open Close S Curve Rough Servo and RF AGC SPDL 1X 2X switching As for the double speed 2x audio output cannot be supported Err...

Page 56: ...s 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 that the phase difference is within 75 Refer to the photographs supplied to determine the phase angle...

Page 57: ...57 Grating waveform 45 0 75 60 30 90 Ech Xch 20mV div AC Fch Ych 20mV div AC 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC ...

Page 58: ... in a CD ROM disc inserted 17 Electricity Setup NG AGC protection doesn t work out of Focus soon Scratch on Disc Severe dirt and vibration 12 Electricity Spindle Lock NG Not spindle lock Wrong subcode can t read Subcode NG RF amp NG Defective Spindle Scratch and dirt on Disc Intense vibration The appropriate gain of the RF amp cannot be obtained Defective spindle Blanc CD R disc Disc inserted upsi...

Page 59: ...ove the CD Mechanism Module Removing the Grille Assy Fig 1 2 Remove the two screws and then remove the Grille Assy 1 1 2 2 CD Mechanism Module Grille Assy 1 2 2 2 3 3 3 4 Tuner Amp Unit 2 Remove the three screws 3 Straight the tabs at three locations indicated 4 Remove the screw and then remove the Tuner Amp Unit 1 1 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC 7 GENERAL INFORMATION 7 1 DIAGNOSIS ...

Page 60: ...ect 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 squeeze Lower Frame Damper Carriage Mechanism A C A B B Damper Damper C A A A Upper Frame Removing the Pickup Unit 1 Set the mechanism to the clamp mode 2 Remove the lead wires from the inner holder 3 Remove the two washers styling ...

Page 61: ... OUTPUT SUBWOOFER OUTPUT NON FADING OUTPUT REAR OUTPUT DEH P550MP XN UC 1 BUS 2 GND 3 GND 4 NC 5 BUS 6 GND 7 BUS L INPUT 8 ASENB 9 BUS R INPUT 10 BUS R INPUT 11 BUS L INPUT 10A 2 16 4 6 8 10 12 14 1 15 3 5 7 9 11 13 11 10 9 8 7 6 5 4 3 2 1 F SW 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC 7 1 2 CONNECTOR FUNCTION DESCRIPTION ...

Page 62: ...3 16 KD4 1 I Key data input 17 22 KST6 1 O Key strobe output 23 VDD VDD 24 73 SEG49 0 O LCD segment output 74 77 COM3 0 O LCD common output 78 VLCD I LCD voltage input 79 80 V2 1 Power supply terminal PD6294A 80 1 20 21 40 41 60 61 IC s marked by are MOS type Be careful in handling them because they are very liable to be damaged by electrostatic induction 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN ...

Page 63: ...input 35 36 ROT1 0 I Rotary encoder pulse input1 0 37 PCL O Output for clock adjustment 38 SWVDD O GRILL Chip enable output 39 dsens I Detach sense input 40 FLPILM O Illumination output inside flap 41 ILMPW O Illumination output 42 EJTIN I Eject key input 43 55 NC Not used 56 CSENSOUT O CSENS state output H FLAP open 57 EMUTE O EVOL Mute output 58 59 NC Not used 60 VCC I Power supply input 61 NC N...

Page 64: ...ing sense input 92 LVLINL I Level indicator L ch input 93 MODEL0 Model 0 94 AVSS I GND 95 SL I TUNER Signal level input 96 VREF AD translation reference voltage 97 AVCC I AD translation power supply input terminal 98 TUNPDI I TUNER PLL communication 99 TUNPDO O TUNER Data output PLL 100 TUNPCK O TUNER Clock output PLL PD5800A 25 26 50 51 75 76 100 1 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC ...

Page 65: ... 17 A0 18 A1 19 A2 20 A3 21 VCC 22 42 DQ15 41 DQ14 40 DQ13 39 VSS 38 DQ12 37 DQ11 36 DQ10 35 DQ9 32 NC 31 lcas 30 hcas 29 oe 28 A8 27 A7 26 A6 25 A5 24 A4 23 VSS VCC 1 43 DQ16 44 VSS A0 A8 Address input ras Row address strobe lcas Lower column address strobe ucas Upper column address strobe DQ1 DQ16 Data input data output oe Output enable we Write enable VCC Power supply VSS GND NC No connection ...

Page 66: ...stal oscillator 16 9344MHz 39 xtal Connected to the crystal oscillator 16 9344MHz 40 41 X GND Ground for the crystal oscillator 42 xtal Connected to the crystal oscillator 24 576MHz 43 XTAL2 Connected to the crystal oscillator 24 576MHz 44 X VDD Power supply for the crystal oscillator 45 D GND GND for digital circuits 46 DIN I Input of audio data 47 DOUT O Output of audio data 48 SCKIN I Clock inp...

Page 67: ...RF 117 AGCI I Input of AGC 118 RFO O Output of RF AGC 119 120 EQ2 1 Equalizer 2 1 121 RF2 I Reversal input of RF2 122 RF I Reversal input of RF 123 A GND Ground for the analog system 124 A I Input of A 125 C I Input of C 126 B I Input of B 127 D I Input of D 128 F I Input of F 129 E I Input of E 130 A VDD Power supply for the analog system 131 REFOUT O Output of reference voltage 132 REFC Connecte...

Page 68: ...sed 37 P03 INTP03 I O Port 38 P04 INTP04 I O Port 39 P05 INTP05 I O Port 40 GND2 GND 41 42 P06 07 I O Port 43 VDD3 Power supply 3 3V 44 49 HAD0 5 I O Host address Data bus 50 GND3 GND 51 VDD3 Power supply 3 3V 52 55 HAD6 9 I O Host address Data bus 56 GND3 GND 57 59 HAD10 12 I O Host address Data bus 60 VDD2 Power supply 2 5V 61 63 HAD13 15 I O Host address Data bus 64 VDD3 Power supply 3 3V 65 HA...

Page 69: ...I2 I PCM input data 91 LRCKI2 I PCM input LRCK 92 BCKI2 I PCM input bit clock 93 DI1 I PCM input data 94 LRCKI1 I PCM input LRCK 95 BCKI1 I PCM input bit clock 96 VDD2 Power supply 2 5V 97 DI0 I PCM input data 98 LRCKI0 I PCM input LRCK 99 BCKI0 I PCM input bit clock 100 GND2 GND UPD61002GC 25 26 50 51 75 76 100 1 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC ...

Page 70: ...NT O C Driver input change output 30 CDMUTE O C CD mute control output 31 reset I System reset input 32 XT1 I Connected to the oscillator for subclock connected to VSS via the resistor 33 XT2 Connected to the oscillator for subclock Open 34 REGC Connected to the capacity stabilizing output of the regulator an electrolytic capacitor of about 1µF 35 X2 Oscillator connection for mainclock 36 X1 I Osc...

Page 71: ... via the resistor 87 xint CD LSI interruption signal input 88 wint WMA decoder interruption signal input 89 brst I P Bus reset input 90 ejsw I Eject key input 91 92 NC Open 93 CLAMP I C CLAMP SW sense input 94 ROMDATA I O C E2PROM data input output 95 ROMCS O C E2PROM chip selection output 96 ROMCK O C E2PROM clock output 97 FRXD I For flash rewriting received signal 98 FTXD O C For flash rewritin...

Page 72: ...ot 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 Not used 20 ...

Page 73: ...31 SEG30 SEG29 SEG28 SEG27 SEG26 SEG25 SEG24 SEG23 SEG22 SEG21 SEG20 SEG19 SEG18 SEG17 SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10 SEG9 SEG8 SEG7 SEG6 SEG5 SEG4 SEG3 SEG2 SEG1 SEG0 COM3 COM2B COM1B COM0B COM2A COM1A COM0A COM3 COM2B COM1B COM0B COM2A COM1A COM0A 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC 7 2 2 DISPLAY LCD CAW1755 ...

Page 74: ...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 csens Pin 91 2V CSENS 3V CSENS 2V 3V CSENS Last source returns CD loading functions are available Keys except for EJECT key are not available 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP X...

Page 75: ...e 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 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC 7 4 CLEANING ...

Page 76: ...76 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC 8 OPERATIONS ...

Page 77: ...77 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC ...

Page 78: ...78 1 2 3 4 1 2 3 4 F E D C B A DEH P550MP XN UC ...

Page 79: ...79 5 6 7 8 F E D C B A 5 6 7 8 DEH P550MP XN UC ...

Page 80: ... the supplied fixing screws and fix the front panel to this unit 1 Attach the holders to both sides of the front panel 2 Replace the front panel to the unit 3 Flip the holders into upright positions 4 Fix the front panel to the unit using fixing screws Fixing screw Holder CND1249 UC CXX1644 ES BPZ20P060FZK UC CXX1646 ES Holder CND1250 UC CXX1645 ES ...

Page 81: ...ition Red To electric terminal controlled by ignition switch 12 V DC ON OFF Orange white To lighting switch terminal Black ground To vehicle metal body Blue white To system control terminal of the power amp or Auto antenna relay control terminal max 300 mA 12 V DC Front speaker Front speaker With a 2 speaker system do not connect anything to the speaker leads that are not connected to speakers Rea...

Page 82: ... free of any connections Yellow To terminal always supplied with power regardless of ignition switch position Red To electric terminal controlled by ignition switch 12 V DC ON OFF Orange white To lighting switch terminal Black ground To vehicle metal body Blue white To system control terminal of the power amp or Auto antenna relay control terminal max 300 mA 12 V DC Front speaker Front speaker Wit...

Page 83: ...keep the Audio Mute lead free of any connections 10 Yellow To terminal always supplied with power regardless of ignition switch position 11 Red To electric terminal controlled by ignition switch 12 V DC ON OFF 12 Orange white To lighting switch terminal 13 Black ground To vehicle metal body 14 Blue white To system control terminal of the power amp or Auto antenna relay control terminal max 300 mA ...

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Pioneer DEH-P550MP, Service Manual

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