Pioneer DEH-1450 Service Manual Download Page 19 | Manualshive

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DEH-1450,1450B

5

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A

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C

16.934MHz

SERVO CONTROL/DSP/DAC/LPF

CN701

SWITCHES:
CONTROL UNIT
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 switch position.

A

CN501

Decimal points for resistor
and capacitor fixed values
are expressed as :
2.2

www. xiaoyu163. com

QQ 376315150

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TEL 13942296513

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TEL 13942296513 QQ 376315150 892498299

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

http://www.xiaoyu163.com

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Summary of Contents for DEH-1450

Page 1: ...CHEMATIC DIAGRAM 8 4 PCB CONNECTION DIAGRAM 22 5 ELECTRICAL PARTS LIST 30 6 ADJUSTMENT 34 7 GENERAL INFORMATION 38 7 1 DIAGNOSIS 38 7 1 1 DISASSEMBLY 38 7 1 2 CONNECTOR FUNCTION DESCRIPTION 41 7 2 PARTS 42 7 2 1 IC 42 7 2 2 DISPLAY 50 7 3 OPERATIONAL FLOW CHART 51 8 OPERATIONS AND SPECIFICATIONS 52 This service manual should be used together with the following manual s Model No Order No Mech Modul...

Page 2: ...TS LIST 2 1 PACKING 14 1 16 10 12 13 15 5 9 2 8 7 6 4 3 11 This service manual is intended for qualified service technicians it is not meant for the casual do it yourselfer Qualified technicians have the necessary test equipment and tools and have been trained to properly and safely repair complex products such as those covered by this manual Improperly performed repairs can adversely affect the s...

Page 3: ...ly unavailable because they are not in our Master Spare Parts List Screws adjacent to mark on the product are used for disassembly Part No Mark No Symbol and Description DEH 1450 XM ES DEH 1450B XM ES 12 Carton CHG4487 CHG4490 13 Contain Box CHL4487 CHL4490 2 CONTRAST TABLE DEH 1450 XM ES and DEH 1450B XM ES are constructed the same except for the following Owner s Manual Installation Manual Model...

Page 4: ...IOR 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 5: ...st table 2 45 LCD See Contrast table 2 46 Connector CN1800 CKS3580 47 Holder CNC9617 48 Sheet CNM7057 49 Lighting Conductor CNV6476 50 Connector CNV6868 51 Lighting Conductor CNV6869 52 Rubber CNV6905 53 Grille Unit See Contrast table 2 54 Button CAC4836 55 Spring CBH1835 56 Spring CBH2208 57 Spring CBH2367 58 Bracket CNC6791 59 Holder CNC8042 60 Cover CNM6276 61 Panel CNS6722 62 Arm CNV4692 63 Ar...

Page 6: ...DULE 6 C 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: ...6319 46 Gear CNV6320 47 Arm CNV6322 48 Arm CNV6323 49 Arm CNV6324 50 Arm CNV6888 51 Arm CNV6889 52 Guide CNV6327 53 Arm CNV6924 54 Guide CNV6921 55 Rack CNV6923 56 Clamper CNV6331 57 Arm CNV6332 58 Guide CNV6333 59 Cover CNV6334 60 Arm CNV6335 61 Guide CNV6336 62 Roller CNV6338 63 Damper CNV6339 64 Damper CNV6340 65 Guide CNV6925 66 Chassis Unit CXB7980 67 Arm Unit CXB7983 68 Arm Unit CXB7984 69 A...

Page 8: ... WC 26 RFGND CN701 Q101 M LASER DIODE MONITOR DIODE CLAMP SENSE DISC SENSE FOCUS ACT SPINDLE MOTOR M CARRIAGE MOTOR LOAD TRACKING ACT LD MD FO TO 15 5 1 4 PICKUP UNIT SERVICE P9 HOLOGRAM UNIT IC 401 BA5996FM IC 201 TC9495F2 IC 701 BA05SFP 5V REGULATOR SERVO CONTROL DSP LPF DAC CD DRIVER 17 DSCSNS 2 VD VD VDD 11 CONT 10 LOEJ 14 L OUT 1 CD5VON CN101 TOP FOP 16 SOP 15 SOM 17 LCOP 18 LCOM 22 1 2 LOEJ ...

Page 9: ...sens Q920 Q361 MUTE Q921 KEYBOARD UNIT CN1800 CN751 LCD 20 18 Q750 RESET IC 603 S 80834ANY VDD 1 2 SYSPW 6 B REM FUSE 10A CD5VON 34 23 79 32 21 35 VDCONT HOME DSCSNS LOEJ CONT TUNPDI 11 PDIO VST VCK VDT VDD VDD VLCD 56 10 CN901 Q 351 CN351 REAR L CH Q359 BACK UP FL FL RL RL ACC GND B PCE1 PCK PCE2 ANTIN 52 KYDT DPDT SW5V KEY CONTROLLER LCD DRIVER 2 1 10 12 9 11 3 6 SYSPW Q910 Q911 B U VCC Q912 ANT...

Page 10: ...ractical value 123 12k ohms 103 10k ohms Capacitors Code Practical value 103 0 01µF 101 10 100µF 10V 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 Symbol indicates a resistor No differentiation is made between chip resistors and discrete resistors NOTE Symbol indicates a capaci...

Page 11: ... BACK UP SENSE ACC SENSE B REMOTE VCC REGULATOR SYS B REGULATOR FM 100 3 6dBs AM 30 6 9dBs CD 10 2dBs CD 9 4dBs FM 100 29 6dBs AM 30 19 1dBs CD 36 2dBs A b 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 12: ...OCL 682 0R0 R791 ANTENNA JACK ELECTRONIC VOLU SYSTEM CO FM 100 19 5dBs AM 30 30dBs 1 A a 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 13: ...s the importance of the safety factor of the part 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 6 7 5 2 3 4 A a www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 1...

Page 14: ...AMP FM 100 3 6dBs AM 30 6 9dBs CD 10 2dBs CD 9 4dBs FM 100 29 6dBs AM 30 19 1dBs CD 36 2dBs 1 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: ... SENSE ACC SENSE B REMOTE VCC REGULATOR SYS B REGULATOR FM 100 29 6dBs AM 30 19 1dBs CD 36 2dBs 6 7 5 2 3 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 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 16: ... LCD DRIVER LCD B KEYBOARD UNIT B 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: ...LCD R1711 R1715 1719 DEH 1450B XM ES SML 310VT CEL1662 CAW1688 121 181 IL1700 1701 14V 40mA A CN751 B 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: ...LE RF AMP S ACT MOTOR DRIVER 5V REGULATOR CN101 C CONTROL UNIT PICKUP UNIT SERVICE P9 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: ...H ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the switch position A CN501 Decimal points for resistor and capacitor fixed values are expressed as 2 2 2R2 0 022 R022 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 ...

Page 20: ...ormal Ref VREF Mode Normal Ref VREF Mode Normal Ref VREF Mode Test Ref VREF Mode Normal Ref VREF Mode Normal 500ms div 0 CH1 TE 500mV div 8 CH2 FE 500mV div When setting up Source On 200ms div 1µs div CH1 LRCK 2V div CH2 DOUT 2V div During Play 10µs div 7 CH1 MD 500mV div During Play 10µs div CH1 RFO 500mV div During Play 0 5µs div CH1 RFO 500mV div 0 CH2 TE 500mV div During Tracking Open 2ms div ...

Page 21: ...lay in 1kHz 0dB 200µs div CH1 TEY 500mV div CH2 SD 2V div During inside outside search 200ms div 1 CH1 DSCSNS 5V div 2 CH2 CLCONT 5V div 3 CH3 LOEJ 5V div When Eject 12 cm CD 200ms div CH1 RFO 2V div CH2 DFCT 5V div 5 CH3 FD 1V div CH4 TD 2V div When reproducing black dots 800µm 500µs div Ref VREF Mode Test Ref VREF Mode Test Ref VREF Mode Normal Ref VREF Mode Normal Ref VREF Mode Test Ref VREF Mo...

Page 22: ...to check A Capacitor Connector P C Board Chip Part SIDE A SIDE B 2 3 4 5 6 7 8 9 10 11 12 13 14 1 15 16 A A TUNER AMP UNIT C CN701 CORD ASSY 4 PCB CONNECTION DIAGRAM 4 1 TUNER AMP 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 x...

Page 23: ...CK B CN1800 SY FM AM TUNER UNIT FRONT SIDE A 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: ...6 4 4 6 3 1 A A TUNER AMP 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: ... 6 3 1 4 6 3 1 A SIDE B A 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: ...C BSM 6 5 4 3 2 1 SOURCE VOL VOL CLOCK EQ LCD 4 2 KEYBOARD UNIT SIDE A B SIDE B 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: ...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: ...E A C C M2 LOADING CARRIAGE MOTOR M1 SPINDLE MOTOR PICKUP UNIT SERVICE P9 CN501 A 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: ... SIDE B CONTROL UNIT C C 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 30: ...r LAU4R7K L 411 Ferri Inductor LAU2R2K L 412 Ferri Inductor LAU2R2K L 617 Ferri Inductor LAU101K L 618 Ferri Inductor LAU2R2K L 750 Ferri Inductor LAU2R2K X 610 Crystal Resonator 4 194304MHz CSS1023 AR 410 Surge Protector DSP 201M S00B FM AM Tuner Unit CWE1563 RESISTORS R 310 RS1 16S101J R 311 RS1 16S101J R 314 RS1 16S101J R 315 RS1 16S101J R 351 RD1 4PU821J R 352 RS1 16S821J R 353 RS1 16S223J R 3...

Page 31: ...D50 C 327 CCSRCH100D50 C 329 CCSRCH100D50 C 351 CEJQ2R2M50 C 352 CEJQ2R2M50 C 361 3300µF 16V CCH1368 C 362 CKSRYB104K25 C 363 CKSQYB474K16 C 364 CKSQYB474K16 C 365 CKSQYB474K16 C 366 CKSQYB474K16 C 367 CKSQYB474K16 C 368 CKSQYB474K16 C 369 CKSQYB474K16 C 370 CKSQYB474K16 C 371 CEJQ330M10 C 372 CEJQ2R2M50 C 373 CKSQYB225K10 C 374 CKSQYB225K10 C 375 CEJQ100M16 C 410 CKSQYB103K25 C 412 CKSRYB223K50 C...

Page 32: ...J R 1711 RS1 16S121J R 1712 RS1 16S181J R 1713 RS1 16S181J R 1714 RS1 16S181J R 1715 RS1 16S181J R 1716 RS1 16S181J R 1717 RS1 16S181J R 1718 RS1 16S181J R 1719 RS1 16S181J R 1800 RS1 16S222J R 1801 RS1 16S222J R 1802 RS1 16S471J R 1803 RS1 16S471J R 1804 RS1 16S471J R 1805 RS1 16S471J CAPACITORS C 1700 CKSQYF104Z50 C 1701 CKSQYF104Z50 C 1800 CKSRYB103K50 Unit Number CWX2481 Unit Name Control Unit...

Page 33: ...C 302 CKSRYB104K16 C 303 CKSRYB103K50 C 304 CKSRYB103K50 C 305 CKSRYB104K16 C 306 CKSRYB104K16 C 307 CKSRYB333K16 C 308 CKSRYB104K16 C 309 CKSRYB473K16 C 310 CKSRYB473K16 C 311 CKSRYB104K16 C 312 CKSRYB104K16 C 315 CEV220M6R3 C 317 CKSRYB104K16 C 318 CKSRYB104K16 C 319 CKSRYB104K16 C 320 CCSRCH470J50 C 325 CKSRYB471K50 C 328 CKSRYB472K50 C 329 CKSRYB104K16 C 330 CKSRYB104K16 C 331 CKSRYB104K16 C 4...

Page 34: ...tching regulator ON let the player run for about one minute to allow the circuits to stabi lize Since the protective systems in the unit s software are rendered inoperative in test mode be very careful to avoid mechanical and or electrical shocks to the sys tem when making adjustment The RFI and RFO signals are easy to oscillate because of a wide band When observing them insert a resis tor of abou...

Page 35: ...on the fourth press 3 As shown in the diagram above monitor the LPF outputs using the oscilloscope and check that the phase differ ence is within 75 Refer to the photographs supplied to determine the phase angle 4 If the phase difference is determined to be greater than 75 try changing the PU unit to see if there is any improvement If after trying this a number of times the grating angle does not ...

Page 36: ...Ych 20mV div AC 45 0 75 60 30 90 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 37: ...ble 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 Turned over disc are found though rarely CD signal error 17 Electricity Setup NG AGC protection doesn t work Focus can be easi...

Page 38: ...ove the Case Panel Assy Fig 1 Take the two stoppers off the Chassis and then remove the Panel Assy Removing the CD Mechanism Module Fig 1 Remove the four screws and then remove the CD Mechanism Module Fig 1 Fig 2 Tuner Amp Unit CD Mechanism Module Panel Assy 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 89249829...

Page 39: ...or again and eject the disk Caution When you reassemble the Carriage Mechanical part apply a bit of alcohol to Dampers How to remove the Guide Arm Assy 1 Unlock the spring 1 piece at the right side of the assembly 2 Unscrew screws 2 pieces then remove the Screw Gear Bracket 3 Shift the Guide Arm Assy to the left and slowly rotate it to the upper direction 4 When the Guide Arm Assy rotates approxim...

Page 40: ... unlock pins 2 pieces How to remove the Pickup Unit 1 Unscrew 2 pieces of screws then remove the Pulley Cover 2 Remove the Feed Screw unit from the pawl of the Feed Screw Guide The pawl is located inside the guide 3 Remove the belt from the Pulley then remove the Pickup unit Caution Make sure not to stain the belt with grease when you fix the belt Control Unit Jumper Solder Solder Loading Arm Assy...

Page 41: ...2 BACK UP 3 ACC 4 NC 5 NC 6 B REM 7 NC 8 NC 9 RL 10 FL 11 RL 12 FL 13 RR 14 FR 15 RR 16 FR 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: ... load motor LOAD EJECT direction exchange output 35 CD5VON O C CD 5V power supply control output 36 37 ROT1 0 I Rotary encoder data input 38 TELIN I Telephone mute input 39 NC Not used 40 ILMPW O C Illumination power supply control output 41 swvdd O C Keyboard unit power supply control output 42 SYSPW O C System power supply control output 43 VST O C Strobe pulse output for electronic volume 44 mu...

Page 43: ...temperature sense input 78 VDSENS I VD power supply voltage sense input 79 DISCSNS I CD DISC sense input 80 CSENS I Flap open close sense input 80 1 20 21 40 41 60 61 PE5262A Output Format Meaning C C MOS output N N channel open drain output 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 QQ376315150 9 ...

Page 44: ...a 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 49 48 33 32 17 16 1 64 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4...

Page 45: ...cus error signal generation amplifier output terminal 17 FEN I Focus error signal generation amplifier reverse phase input terminal 18 SEB I RFRP generation circuit mode switching terminal 19 VRO O Reference voltage VREF output terminal 20 RFRP O Signal generation amplifier output terminal for track count 21 BTC I Bottom detection time constant adjustment terminal for RFCT signal generation 22 RFC...

Page 46: ...TMAXS O TMAX detection result output terminal 30 TAMX O TMAX detection result output terminal 31 LPFN I Reverse input terminal of amplifier for lowpass filter 32 LPFO O Output terminal of amplifier for lowpass filter 33 PVREF PLL system only VREF terminal 34 VCOREF I VCO center frequency reference level terminal 35 VCOF O Filter terminal for VCO 36 AVSS Analog system ground terminal 37 SLCO O Outp...

Page 47: ...nput terminal 79 XO O System clock oscillator circuit output terminal 80 XVDD For system clock oscillator circuit power supply terminal 81 DVSR R channel D A converting unit power supply terminal 82 RO O R channel data forward rotation output terminal 83 DVDD D A converting unit power supply terminal 5 V 84 DVR Reference voltage terminal 85 LO O L channel forward rotation output terminal 86 DVSL L...

Page 48: ...ver CH2 Negative output 14 VO2 Driver CH2 Positive output 15 VO3 Driver CH2 Positive output 16 VO3 Driver CH2 Negative output 17 VO4 Driver CH4 Positive output 18 VO4 Driver CH4 Negative output 19 POWVCC2 Power supply pin for CH4 at Power stage 20 GND Ground pin 21 CNT Control pin 22 LDIN Loading input 23 OPOUTSL Output pin for preamplifier for thread 24 OPINSL Input pin for preamplifier for threa...

Page 49: ... used 18 LDET 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 NC Not used 21 COMP O composite signal FM composite signal output r out 100Ω 22 VCC power supply Analog section power supply pin DC 8 4V 0 3V 23 LOCH I local high FM local high pin When seeking local high apply 5V together with LOCL 24 FMLOCL I FM local l...

Page 50: ... 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 21 1 47 46 45 44 43 42 41 39 38 50 49 48 40 COM2B COM0A COM2C COM3B COM2D COM1B COM0B COM3A COM2A COM1A COMMON SEGMENT 7 2 2 DISPLAY CAW1723 DEH 1450 XM ES CAW1688 DEH 1450B XM ES 50 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...

Page 51: ...SPW H Pin 42 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 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 3763151...

Page 52: ...trols Also used for controlling functions 7 LOUDNESS button Press to switch loudness function on or off 8 SOURCE button This unit is switched on by selecting a source Press to cycle through all of the available sources 9 1 6 PRESET TUNING buttons Press for preset tuning 0 LOCAL BSM button BAND button Press to select among three FM and one AM band DETACH button Press to remove the front panel from ...

Page 53: ...ess VOLUME up the volume is raised and when pressed down the vol ume is lowered 3 Press BAND to select a band Press BAND until the desired band is dis played FM1 FM2 FM3 for FM or AM 4 To perform manual tuning press 2 or 3 with quick presses The frequencies move up or down step by step 5 To perform seek tuning press and hold 2 or 3 for about one second and release The tuner will scan the frequenci...

Page 54: ...kHz preset at the factory and 50 kHz 1 Press AUDIO to select FM STEP Press AUDIO repeatedly until FM 100 appears in the display 2 Select the FM tuning step with 2 3 Note If seek tuning is performed in 50 kHz steps stations may be tuned in impre cisely Tune in the stations with manual tuning or use seek tuning again Setting the AM tuning step The AM tuning step can be switched between 9 kHz the pre...

Page 55: ...tic character istics as desired Recalling equalizer curves There are six stored equalizer curves which you can easily recall at any time Here is a list of the equalizer curves Display Equalizer curve SBASS Super bass PWRFL Powerful NTRL Natural VOCAL Vocal CSTM Custom FLAT Flat CSTM is an adjusted equalizer curve that you create When FLAT is selected no supplement or correction is made to the soun...

Page 56: ...with RCA pin plugs sold separately 7 Power amp sold separately 4 Fuse 6 Blue white To system control terminal of the power amp or Auto antenna relay control terminal max 300 mA 12 V DC 1 This Product 2 Rear output 3 Antenna jack 9 Yellow To terminal always supplied with power regardless of ignition switch position 10 Red To electric terminal controlled by ignition switch 12 V DC ON OFF 11 Black gr...

Page 57: ... Signal format Sampling frequency 44 1 kHz Number of quantization bits 16 linear Frequency characteristics 5 20 000 Hz 1 dB Signal to noise ratio 94 dB 1 kHz IEC A network Dynamic range 92 dB 1 kHz Number of channels 2 stereo FM tuner Frequency range 87 5 108 0 MHz Usable sensitivity 9 dBf 0 8 µV 75 Ω mono S N 30 dB 50 dB quieting sensitivity 15 dBf 1 5 µV 75 Ω mono Signal to noise ratio 70 dB IEC...

Page 58: ...e not shown in this manual refer to the following manual s Model No Order No Mech Module Remarks DEH 1450 XM ES CRT2756 CX 977 CRT2624 S9 CD Mech Module Circuit Description Mech Description Disassembly EXPLODED VIEWS AND PARTS LIST PACKING Page 2 PACKING SECTION PARTS LIST Non spare part Part No Mark No Symbol and Description DEH 1450 XM ES DEH 1450 XR ES 12 Carton CHG4487 HHG0313 13 Contain Box C...

Page 59: ...44 HWM0069 29 Holder Unit CXB6681 CNC8659 Holder 31 Detach Grille Assy CXB8036 HXB0045 44 Keyboard Unit CWM7957 HWM0070 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 ...

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