Pioneer DEH-X1810UB/XNUC Service Manual
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Pioneer DEH-X1810UB/XNUC Service Manual

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CD RDS RECEIVER
DEH-X1810UB
DEH-X1850UB
DEH-X1850UB
DEH-X1853UB
DEH-X1850UBG
DEH-X1890UB
DEH-X1850UBG
This service manual should be used together with the following manual(s):
Model No.
Order No.
CRT4759
CX-3287
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2015
Mech. Module
S11.6STD
CD Mech. Module : Circuit Descriptions, Mech. Descriptions, Disassembly
1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan
DEH-X1810UB/XNUC
/XNCS
/XNGS
/XNGS
/XNGS
/XNID
/XNCN5
Remarks
ORDER NO.
CRT5741
/XNUC
K-ZZZ JUNE 2015 Printed in Japan

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Chad
May 13, 2025

I need the wiring diagram for the pioneer DEH-cx1810ub

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Summary of Contents for Pioneer DEH-X1810UB/XNUC

  • Page 1 PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936...

  • Page 2: Safety Information

    CAUTION Danger of explosion if battery is incorrectly replaced. Replaced only with the same or equivalent type recommended by the manufacturer. Discord used batteries according to the manufacturer's instructions. DEH-X1810UB/XNUC...

  • Page 3: Table Of Contents

    10.11 TUNER AMP UNIT (POWER AMP PART) ...................56 10.12 KEYBOARD UNIT ..........................58 10.13 CD CORE UNIT (S11.6VA) ........................60 10.14 WAVEFORMS............................62 11. PCB CONNECTION DIAGRAM ........................64 11.1 TUNER AMP UNIT ..........................64 11.2 KEYBOARD UNIT ..........................68 11.3 CD CORE UNIT (S11.6VA) ........................70 12. ELECTRICAL PARTS LIST ...........................72 DEH-X1810UB/XNUC...

  • Page 4: Service Precautions

    For environmental protection, lead-free solder is used on the printed circuit boards mounted in this unit. Be sure to use lead-free solder and a soldering iron that can meet specifications for use with lead-free solders for repairs accompanied by reworking of soldering. DEH-X1810UB/XNUC...

  • Page 5: Specifications

    2. SPECIFICATIONS 2.1 SPECIFICATIONS For all items except the backup current, refer to the Owner's Manual. Backup current......4.0 mA or less 2.2 DISC/CONTENT FORMAT DEH-X1810UB/XNUC...

  • Page 6: Basic Items For Service

    Noise Volume too low Volume too high Volume fluctuating Sound interrupted 3.2 PCB LOCATIONS CD Core Unit (S11.6VA) Tuner Amp Unit Keyboard Unit A:DEH-X1810UB/XNUC Unit Name : Keyboard Unit B:DEH-X1850UB/XNCS Unit Number : QWM4122(A,B,C,D,F) C:DEH-X1850UB/XNGS Unit Number : QWM4128(E,G) D:DEH-X1853UB/XNGS...

  • Page 7: Jigs List

    CD Mechanism Module 3.4 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 DEH-X1810UB/XNUC...

  • Page 8: Block Diagram

    BT 1.8 V BT 1.8 V IC21 Suntec BT module LRCLK,BCLK,DATA MM3479A18P X-8099 DIMM SYSTOBT,BTTPSYS ILM+B Q851 2 X100 26 MHz CN801 CN1931 BTPW SOURCE ILMCLR1 1801 Display System ILMCLR2 PD6583A8 SWVDD X1801 4.97 MHz key matrix USB 5 V (CAW2056) DEH-X1810UB/XNUC...
  • Page 9 A DEH-X1810UB/XNUC B DEH-X1850UB/XNCS C DEH-X1850UB/XNGS D DEH-X1853UB/XNGS E DEH-X1850UBG/XNGS 1P/O:CEG 2P/O:ABF JA751 F DEH-X1890UB/XNID 3P/O:D G DEH-X1850UBG/XNCN5 P753 CEK1404 YEK5001-A RCA GND TUNER AMP UNIT B. up IC851 IC POWER AMP PAL013A STBY MUTE STBY D3.3 V S+B 5.75...

  • Page 10: Power Block Diagram

    3000 mA Current USB LDO USB1 REG4 (min 1500 mA) TUN 3.3 V Si-Tuner REG3 3.14 3.30 3.47 Voltage Current 215.0 mA (min 300 mA) LED model ILM+B SW IlM REG K/B Illumi (LED) Hiside-SW (min 500 mA) Power Amp DEH-X1810UB/XNUC...

  • Page 11: Diagnosis

    In case of the above signal, the communication Source keys with Grille microcomputer may fail. operative If the time interval is not 300 msec, the oscillator may be defective. Source ON SYSPW <- H Pin 8 Completes power-on operation. (After that, proceed to each source operation) DEH-X1810UB/XNUC...

  • Page 12: Error Code List

    : Servo-related errors CD Off, Eject, ACC Off, Back-up Off, Communication reset, Reset Load NG/Eject NG(50) : Reload, Eject, ACC Off, Back-up Off, Communication reset, Reset Failure in retried turning for ejection : CD On, Eject, ACC Off, Back-up Off, Communication reset, Reset DEH-X1810UB/XNUC...
  • Page 13 – Turn the ignition switch OFF and back to ON again. If the message remains, contact your dealer or an authorized NO AUDIO Pioneer Service Station for assistance. There are no songs. – Transfer the audio files to the USB NO XXXX (NO TITLE, for example) device and connect.
  • Page 14 • Change to a different source. ERROR-23 USB device was not formatted properly. – Format the USB device with FAT12, FAT16 or FAT32. STOP There are no songs in the current list. – Select a list that contains songs. DEH-X1810UB/XNUC...

  • Page 15: Connector Function Description

    5.3 CONNECTOR FUNCTION DESCRIPTION DEH-X1810UB/XNUC DEH-X1850UB/XNGS DEH-X1850UBG/XNGS DEH-X1850UBG/XNCN5 FM/AM ANTENNA INPUT WIRED REMOTE 15 13 11 9 7 5 3 1 CONTROL (Except DEH-X1810UB/XNUC) 16 14 12 10 8 6 4 2 REAR OUTPUT or SUBWOOFER OUTPUT 9 NC 1 FL+...
  • Page 16 16 14 12 10 8 6 4 2 9 NC 1 FL+ 2 FR+ 10 NC 3 FL- 11 ILL 4 FR- 12 NC 13 ACC 5 RL+ 14 B.REM 6 RR+ 7 RL- 15 B.UP 8 RR- 16 GND DEH-X1810UB/XNUC...

  • Page 17: Fuse Check

    If you find the symptoms above, check if the fuse is not blown. If you replace to a new fuse and the fuse is blown again (you cannot turn on the power of external product), check the power connection (Ground) of external product. DEH-X1810UB/XNUC...

  • Page 18: Service Mode

    Light on All light off SOURCE States 2 (No light) No light Button feeling States 3 Light on (and ILM light) LCD States Status 1: All light up States 2: All light off Status 3: Refer to below draw. DEH-X1810UB/XNUC...

  • Page 19: Display Test Mode 2

    The screen gets still when entering this item. On (an initial value or On (state when setting value of default entering test mode) Switching to next display menu) by pressing “ 1 ” + “ 3 ” buttons together. DEH-X1810UB/XNUC...

  • Page 20: Software Version Up Method

    Displayed when the retry becomes unavailable because the retry count is exceeded. The display is continued until the power supply is turned OFF. If the power supply is turned ON again, the display is not changed. Since USB Updating is disabled, it is necessary to replace Tuner Amp Unit. DEH-X1810UB/XNUC...

  • Page 21: Cd Test Mode

    When the power is turned on/off the gain of the RFAMP is reset to 0 dB. At the same time all the self-adjusting values shall return to the default setting. Do not do Tracking Servo Close before doing Focus Servo Close. (Because the overcurrent flows) DEH-X1810UB/XNUC...

  • Page 22: Disassembly

    Slide the Tuner Amp Assy in the direction of the arrow. Lift off the Tuner Amp Assy from the Heat Sink side. The Tuner Amp Assy is fixed into the ditch. Disconnect the FFC and then remove the CD Mechanism Module. CD Mechanism Module Fig.2 DEH-X1810UB/XNUC...
  • Page 23 - Removing the Tuner Amp Unit (Fig.3) Tuner Amp Unit Remove the two screws and then remove the Tuner Amp Unit. Fig.3 - Attention of removing (Fig.4) Don’t remove these screws excluding the dismantlement of the CD Mechanism Module. CD Mechanism Module Fig.4 DEH-X1810UB/XNUC...
  • Page 24 1. Attach the button from the front side of the panel. Fig.7 2. Attach the spring to the arm as shown in the figure. The bended tip of the spring is set to this side. Hitch the spring to the groove. Fig.8 DEH-X1810UB/XNUC...
  • Page 25 4. Fit the boss on the lower side of the arm in the lower hole of the panel, and then warp the rib on the panel in the direction shown in the figure and fit the boss of the arm in the panel. Fig.9 DEH-X1810UB/XNUC...
  • Page 26 2. Be careful not to hold the solid line portions or the CRG mecha part or insert foreign substances, to prevent distortion. 3. When holding the sides of the upper chassis, do not apply excessive force to prevent distortion. (Approx. 8N or less) Handling OK Handling NG DEH-X1810UB/XNUC...
  • Page 27 Fig 3 Fig 4 [Incorrect built-in state] The chassis is not nipped between Outer holder Normal built-in state the PU case and the PU rack. Rear end of feeding screw DEH-X1810UB/XNUC...

  • Page 28: Each Setting And Adjustment

    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. DEH-X1810UB/XNUC...

  • Page 29: Checking The Grating After Changing The Pickup Unit

    Because of eccentricity in the disc and a slight misalignment of the clamping center the grating waveform may be seen to "wobble" ( the phase difference changes as the disc rotates). The angle specified above indicates the average angle. Hint Reloading the disc changes the clamp position and may decrease the "wobble". DEH-X1810UB/XNUC...

  • Page 30: Pcl Output Confirmation

    The frequency of the clock signal is 600 kHz that is one 20th of the fundamental frequency. The clock signal should be 600 kHz(- 25 Hz, + 25 Hz). If the clock signal is out of the range, the X’tal (X601) should be replaced with new one. DEH-X1810UB/XNUC...
  • Page 31 DEH-X1810UB/XNUC...

  • Page 32: Exploded Views And Parts List

    (In the case of no amount instructions,apply as you think it appropriate.) 9.1 PACKING X1850UB/XNCS X1850UB/XNGS X1853UB/XNGS X1850UBG/XNGS X1810UB/XNUC X1890UB/XNID X1850UBG/XNCN5 X1850UB/XNCS X1850UB/XNGS X1890UB/XNID X1853UB/XNGS X1850UBG/XNGS X1890UB/XNID X1850UBG/XNCN5 X1850UB/XNCS X1850UB/XNGS X1853UB/XNGS X1850UBG/XNGS X1890UB/XNID X1850UBG/XNCN5 X1850UB/XNCS X1850UB/XNGS X1853UB/XNGS X1850UBG/XNGS X1890UB/XNID X1810UB/XNUC X1890UB/XNID DEH-X1810UB/XNUC...
  • Page 33 See Contrast table (2) 16-3 Service Network See Contrast table (2) Unit Box See Contrast table (2) (2) CONTRAST TABLE DEH-X1810UB/XNUC, DEH-X1850UB/XNCS, DEH-X1850UB/XNGS, DEH-X1853UB/XNGS, DEH-X1850UBG/ XNGS, DEH-X1890UB/XNID and DEH-X1850UBG/XNCN5 are constructed the same except for the following: DEH-X1810UB/ DEH-X1850UB/ DEH-X1850UB/ DEH-X1853UB/...

  • Page 34: Exterior

    9.2 EXTERIOR DEH-X1810UB/XNUC...
  • Page 35 See Contrast table (2) Case QNB3033 ..Sheet QNM3130 Tuner Amp Unit See Contrast table (2) (2) CONTRAST TABLE DEH-X1810UB/XNUC, DEH-X1850UB/XNCS, DEH-X1850UB/XNGS, DEH-X1853UB/XNGS, DEH-X1850UBG/ XNGS, DEH-X1890UB/XNID and DEH-X1850UBG/XNCN5 are constructed the same except for the following: DEH-X1810UB/ DEH-X1850UB/ DEH-X1850UB/ DEH-X1853UB/ Mark Description XNUC...

  • Page 36: Cd Mechanism Module

    9.3 CD MECHANISM MODULE (A) : GEM1024 (B) : GEM1043 DEH-X1810UB/XNUC...
  • Page 37 Rack CNV8342 Guide CNW2240 Roller CNW1172 ..CNW2241 Roller CNW1175 ..CNW1177 CNW1178 Gear CNW1180 Gear CNW1181 ..Gear CNW1183 Rack CNW1184 Gear CNW1185 Gear CNW1186 Gear CNW1187 Gear CNW2287 Clamper CNW1190 CNW1192 Holder CNW1193 Holder CNW1194 Damper CNW1197 DEH-X1810UB/XNUC...

  • Page 38: Schematic Diagram

    Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". VDD3.3V BUP14.4V L101 CTH1620-A BREM 11/11 D111 DZ2J068M ASENS 5/11 ISENS ASENS2 ASENS1 TELIN R111 *D111 D122 *Q121 LTC014EEB *R121 *D121 CRG03 *R132 TEL MUT *Q131 [Ref.131-140] LSAR523UB *D131 *R133 *L131 *R131 BTH1101- DAN202UM 1/11 DEH-X1810UB/XNUC...
  • Page 39 1/11 TUNER AMP UNIT MODEL A DEH-X1810UB/XNUC (VEHICLE I/F PART) B DEH-X1850UB/XNCS C DEH-X1850UB/XNGS D DEH-X1853UB/XNGS VEHICLE I/F E DEH-X1850UBG/XNGS > JA101 F DEH-X1890UB/XNID CKM1624- G DEH-X1850UBG/XNCN5 FUSE YEK5001 (10A) GND1 GND2 L101 D101 B.UP3 B.UP1 D1F60-5053 TH1620-A B.UP BREM...

  • Page 40: Tuner Amp Unit (Sys Regulator Part)

    GND3 CLCAL C171 VDD1.2V 10u/35V VOCAL 3216 SYS+B VIN2 ADJ4 SNSH VOUT4 C172 10u/35V SNSL INV1 3216 GATE1 CCG1236-A Q151 L152 CTH1584- FET-P Except A SSM3J332R 1608 *C194 *C188 0.01u/50 1000p 1608 GNDILM GNDILM 1uF/10 Except A 1000pF/50 2/11 DEH-X1810UB/XNUC...
  • Page 41 2/11 TUNER AMP UNIT (SYS REGULATOR PART) ILMPW TUN3.3V USB5V VD6V MODEL A DEH-X1810UB/XNUC B DEH-X1850UB/XNCS C DEH-X1850UB/XNGS D DEH-X1853UB/XNGS E DEH-X1850UBG/XNGS F DEH-X1890UB/XNID G DEH-X1850UBG/XNCN5 ILMPW IC151 BD49101EFS VOUT5 ADJ5 R167 GNDILM VIN0 USBCTL R168 USBCTL BCAP REG4EN R169...

  • Page 42: Tuner Amp Unit (Bt Part)

    10.3 TUNER AMP UNIT (BT PART) *CN251 VKN1192- CRG03 D251 *D252 *C252 47p/50 *R251 BTDATA *R252 BTBCK *R253 BTLRCK L251 NRST_CPU R254 SYSTOBT R255 BTTOSYS MIC1P *R256 C253 MIC1N 2.2k 0.1u/16 1608 SG00 C255 CCG1192-A 2125 GNDBT GNDILM 3/11 DEH-X1810UB/XNUC...
  • Page 43 3/11 TUNER AMP UNIT (BT PART) VD6V BTDATA BT_BCK BT_LRCK 5/11 BT_RST BTTX BTRX SG0044 MIC1N 10/11 MIC1P 3/11 DEH-X1810UB/XNUC...

  • Page 44: Tuner Amp Unit (Other Sup Part)

    10.4 TUNER AMP UNIT (OTHER SUP PART) 4/11 TUNER AMP UNIT (OTHER SUP PART) ILM+B ILMPW ILMPW [Ref.301-350] R302 1608 *Q301 *Q302 2SAR502UB 2SCR514PGZE *Q303 LTC143EUB 5/11 DIMMER GNDILM 4/11 DEH-X1810UB/XNUC...

  • Page 45: Tuner Amp Unit (I/F I-Pod Part)

    10.5 TUNER AMP UNIT (I/F I-POD PART) 6/11 TUNER AMP UNIT (I/F I-POD PART) VDD3.3V iPod CP @(2.0C) *R506 CPPWR *L501 4.7k *R502 *R507 CP_SCL 2.2k 5/11 *R508 CP_SDA *IC501 337S3959 *R504 CPRST 2.7k 6/11 DEH-X1810UB/XNUC...

  • Page 46: Tuner Amp Unit (System U-Con Part)

    USBFLG SYNC USBCTL 2.2k R425 USBCTL USBCTL BSENS BSENS 2/11 PW_SDA PW_SDA PW_SCL PW_SCL SYNC VDSENS GNDD DSENS DSENS SSENS SSENS DPDT DPDT KYDT 10/11 KYDT ROT0 ROT0 ROT1 ROT1 BTPW BTPW KEYAD2 KEYAD2 KEYAD1 KEYAD1 WIREDCNT1 WIREDCNT1 5/11 DEH-X1810UB/XNUC...
  • Page 47 5/11 TUNER AMP UNIT (SYSTEM U-CON PART) MODEL A DEH-X1810UB/XNUC B DEH-X1850UB/XNCS C DEH-X1850UB/XNGS VDD3.3V VDD1.2V D DEH-X1853UB/XNGS E DEH-X1850UBG/XNGS F DEH-X1890UB/XNID G DEH-X1850UBG/XNCN5 REF. Except A D351 RB751SM-40-TRB D352 RB751SM-40-TRB CDWAIT CDWAIT CDLRCKIN CDLRCKIN CDSCKIN CDSCKIN CDDATAIN FLASH ROM CDDATAIN VDD3.3V...

  • Page 48: Tuner Amp Unit (S11_6I/F Mecha Vd Part)

    R711 CDRST RESET L701 VDD4 CN701 CTF1389 DGND1 5/11 R715 DATA CDDATAIN DATA R716 BCLK CDSCKIN BCLK R717 LRCK CDLRCKIN LRCK 2125 GNDP PGND R718 C711 WAIT CDWAIT WAIT C710 C707 C708 1608 R720 GNDF 1608 GNDP GNDD 9/11 DEH-X1810UB/XNUC...
  • Page 49 DEH-X1810UB/XNUC...

  • Page 50: Tuner Amp Unit (Evol Part)

    DCH1246- 10u/10V CTF1793- *C574 C576 L552 1u/10 C,D,E,F 0.1u/10 GNDA USBGND C577 10u/10V C578 CCG1192-A-T 2125 MCLK C579 LRCLK GNDD BCLK 5/11 DATA RESETB DCH1246- C590 C589 C587 1000p/50 1u/10 1u/10 1608 GNDA GNDD GNDA GNDD GNDA GNDD 7/11 DEH-X1810UB/XNUC...
  • Page 51 7/11 TUNER AMP UNIT (EVOL PART) MODEL A DEH-X1810UB/XNUC SYS+B VDD3.3V B DEH-X1850UB/XNCS C DEH-X1850UB/XNGS D DEH-X1853UB/XNGS E DEH-X1850UBG/XNGS F DEH-X1890UB/XNID G DEH-X1850UBG/XNCN5 L551 GNDA GNDRF IC551 PM9013A INAN1R INAN1L INAP2R INAP2L INBN3R INBN3L INBP4R INBP4L C581 IN5R IN5L OUTPR...

  • Page 52: Tuner Amp Unit (Lithio Part)

    GNDRF GNDD GNDRF GNDRF GNDRF GNDRF A,B,G 0.1uF *R656 C632 C633 C,D,E,F *C637 R657 0.1u/16 1608 GNDD GNDRF GNDD GNDRF GNDRF R652 C634 *C635 *R653 Except A Only A 100p/50 1608 GNDD GNDD GNDRF GNDD GNDRF GNDRF 8/11 DEH-X1810UB/XNUC...
  • Page 53 8/11 TUNER AMP UNIT (LITHIO PART) MODEL A DEH-X1810UB/XNUC B DEH-X1850UB/XNCS C DEH-X1850UB/XNGS D DEH-X1853UB/XNGS E DEH-X1850UBG/XNGS F DEH-X1890UB/XNID TP612 G DEH-X1850UBG/XNCN5 TUNL 7/11 TUNR *L613 L607 *R660 R651 R609 A,B,G R611 GNDD GNDRF R607 TUN_SCL 5/11 R606 TUN_SDA C626...

  • Page 54: Tuner Amp Unit (External I/F Part)

    1608 R805 AUXL R803 SOURCE R806 AUXR R804 R807 AUXGND BTPW US5V USB5V CN1941 DPDT USBGND KYDT USBGND ROT0 ILM+B ROT1 SWVDD ILMGND GNDD GNDILM R821 DGND C803 1608 1u/10 GRILLE USGND C804 1608 1u/10 GNDD GNDUSB GNDILM 10/11 DEH-X1810UB/XNUC...
  • Page 55 TUNER AMP UNIT (EXTERNAL I/F PART) Model R799 Q781 R795 WIREDCNT1 Except A,G EMD53 5/11 *Q781 KEYAD2 KEYAD1 MODEL A DEH-X1810UB/XNUC B DEH-X1850UB/XNCS C DEH-X1850UB/XNGS D DEH-X1853UB/XNGS EMD53 E DEH-X1850UBG/XNGS F DEH-X1890UB/XNID G DEH-X1850UBG/XNCN5 TELR TELL 7/11 TELG TP594 *R796...

  • Page 56: Tuner Amp Unit (Power Amp Part)

    0.47u/10 1608 FL_sp R851 0.47u/10 C855 1608 RL_sp R853 7/11 C857 0.47u/10 1608 RR_sp R854 1608 C853 0.47u/10 FR_sp R852 MU601 R901 R902 R911 R912 Q901 10/11 MUTE_RCA D911 CRG03 C911 C914 EMD52 AGND MUTE B.REM&A.ANT [Ref.911-920] [Ref.901-910] 11/11 DEH-X1810UB/XNUC...
  • Page 57 FM: -6.0 dBs FM: -2.0 dBs CRG03 AM: -6.0 dBs AM: -2.0 dBs AUX:+10.2 dBs AUX:+10.2 dBs CD:+10.0 dBs CD:+10.0 dBs USB:+10.0 dBs USB:+10.0 dBs iPod:+10.0 dBs iPod:+10.0 dBs BT:+10.0 dBs BT:+10.0 dBs C914 AGND &A.ANT 1/11 BREM 11/11 DEH-X1810UB/XNUC...

  • Page 58: Keyboard Unit

    RS1/4SA471J-T R1964 R1965 RS1/4SA471J-T R1966 R1967 RS1/4SA391J R1968 R1969 R1970 RS1/4SA681J-T R1971 RS1/10SR0R0J R1974 R1975 RS1/10SR562J-T R1976 RS1/10SR0R0J R1977 R1978 RS1/10SR102J R1979 R1980 RS1/10SR102J R1981 R1982 RS1/10SR152J-T R1983 R1984 RS1/10SR102J-T R1985 R1986 RS1/10SR102J-T R1987 R1988 RS1/10SR102J-T R1989 R1990 RS1/10SR102J-T DEH-X1810UB/XNUC...
  • Page 59 KEYBOARD UNIT REFERENCE AREA MAP MODEL GRILLE uCON&LCD 1801-1820 1921-1930 A DEH-X1810UB/XNUC KEY MATRIX 1821-1850 CONNECTOR 1931-1940 B DEH-X1850UB/XNCS & ROTARY C DEH-X1850UB/XNGS REMOTE 1941-1950 D DEH-X1853UB/XNGS 1911-1920 1951-2000 E DEH-X1850UBG/XNGS F DEH-X1890UB/XNID AUX:+2.2 dBs G DEH-X1850UBG/XNCN5 S1839 L1921 KDT2...

  • Page 60: Cd Core Unit (S11.6Va)

    FCO+ C308 CSN1081-A R309 1u/10 PRTLIM TKRNF (1608) DSCSNS PRTF MOTOR DRIVER LOGIC TABLE FCRNF PRTT LOAD PLAY TKCDET PREVCC CLCONT FCCDET LOEJ SWITCHES: CONT CD CORE UNIT(S11.6VA) S901:HOME SWITCH..ON-OFF S903:DSCSNS SWITCH..ON-OFF PGND The underlined indicates the switch position. DEH-X1810UB/XNUC...
  • Page 61 SKIP 9/11 6 SKIP R701 7 SDA RESET 8 RESET CN701 9 VDD 3.3V 10 GND DATA 11 DATA BCLK 12 BCLK LRCK 13 LRCK 14 GND 15 PGND VER LOGIC TABLE /WAIT 16 WAIT PLAY IIC-BUS Digital PGND DEH-X1810UB/XNUC...

  • Page 62: Waveforms

    1 V/div fRFAGC 500 mV/div 500 mV/div 500 mV/div 9TIN 500 mV/div Focus Search waveform Track Open waveform 100 Track Jump waveform (32 Track Jump x 3) Ref.: Ref.: Ref.: REFO REFO REFO Mode: Mode: Mode: TEST TEST TEST DEH-X1810UB/XNUC...
  • Page 63 5 V/div 4LOEJ 4LOEJ 5 V/div 5 V/div 12 cm CD Eject operation 12 cm CD Eject operation Ref.: Ref.: Mode: Mode: Normal Normal fRFAGC 1 V/div 9TIN 1 V/div 1 V/div aFIN 1 V/div Ref.: REFO Mode: Normal DEH-X1810UB/XNUC...

  • Page 64: Pcb Connection Diagram

    R853 R758 C754 C764 R854 R765 R759 C755 C756 Chip Part P.C.Board C765 R763 R852 R754 C753 C862 R861 R755 R756 R752 C751 R753 C766 R751 C759 C752 > P 753 (A,9,131) Fuse 3.0 A CEK1404 CN701 CN1931 FRONT DEH-X1810UB/XNUC...
  • Page 65 R816 R805 R841 R817 R814 R301 C302 C805 C811 R815 C803 C189 R804 R803 C188 IC801 C814 C194 C809 D802 L801 D811 C813 D803 C807 C804 D810 R813 C808 VA802 VA801 C810 CN801 C806 R808 R801 C802 C801 FRONT DEH-X1810UB/XNUC...
  • Page 66 TUNER AMP UNIT DEH-X1810UB/XNUC...
  • Page 67 SIDE B DEH-X1810UB/XNUC...

  • Page 68: Keyboard Unit

    C1952 RIGHT S1843 LEFT S1823 S1836 D1953 S1821 D1981 KEYBOARD UNIT D1931 Q1953 R1994 D1932 R1931 R1992 R1958 R1959 R1978 R1963 R1984 R1977 Q1951 Q1952 L1801 R1976 R1804 IC180 X1801 R1803 R1952 R1988 R1970 D1967 R1979 R1822 R1967 R1987 DEH-X1810UB/XNUC...
  • Page 69 SIDE A IC1941 V1801 JA1911 JA1921 S1836 S1833 S1831 S1835 S1834 S1832 C1959 C1962 C1957 C1958 C1960 C1961 D1958 D1962 SIDE B CN1931 R1801 R1986 L1911 C1911 C1912 IC1801 D1912 D1911 R1942 CN801 DEH-X1810UB/XNUC...

  • Page 70: Cd Core Unit (S11.6Va)

    TH201 R254 C235 CN101 LOAD/CRG R246 MOTOR R232 HOME S901 C201 CN702 R253 R245 C238 C710 C299 R706 R297 C205 C705 C707 C220 R702 R701 SPDL MOTOR CN701 CN701 C702 C307 REFO1 R710 C701 C308 C312 IC301 C306 R309 DEH-X1810UB/XNUC...
  • Page 71 C210 C223 C211 R110 R111 R240 R282 C204 C284 R281 C222 IC201 C281 C218 C301 C282 R216 R218 R291 C219 R229 C217 C283 C216 C228 C221 R217 C215 C212 R260 C250 C708 S905 R313 R312 DSCSNS R311 S903 R310 DEH-X1810UB/XNUC...

  • Page 72: Electrical Parts List

    The expression of the unit in this manual is shown by u instead of . Please do not make a mistake. Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. A:DEH-X1810UB/XNUC MISCELLANEOUS B:DEH-X1850UB/XNCS IC 151 (A,152,46) PO Supply IC...
  • Page 73 (A,156,35) RS1/16SS273J R 178 (A,161,36) RS1/16SS1003D R 413 (A,100,79) RS1/16SS101J R 179 (A,162,38) RS1/16SS7503D R 414 (A,97,78) RS1/16SS101J R 415 (A,101,78) RS1/16SS101J R 180 (A,163,38) RS1/16SS1603D R 416 (A,97,76) RS1/16SS102J R 182 (A,161,40) RS1/16SS820J R 417 (A,97,71) (B,C,D,E,F) RS1/16SS473J DEH-X1810UB/XNUC...
  • Page 74 RS1/16SS0R0J C 253 (A,100,42) CKSRYB104K16 C 255 (A,92,38) 10 uF CCG1192 R 789 (A,51,132) (B,C,D,E,F,G) RS1/16SS0R0J C 302 (A,110,18) CCSRCH101J50 R 795 (A,93,94) (C,D,E,F) RS1/16SS471J R 796 (A,60,137) (B,C,D,E,F,G) RS1/16SS102J C 303 (A,106,26) CKSSYB104K16 R 797 (A,60,134) (B,C,D,E,F,G) RS1/16SS102J DEH-X1810UB/XNUC...
  • Page 75 CKSSYB104K10 C 811 (A,105,18) CKSSYB104K10 C 585 (A,110,105) CKSSYB104K10 C 851 (A,72,129) CKSRYB474K10 C 586 (A,110,103) CKSSYB104K10 C 853 (A,82,129) CKSRYB474K10 C 587 (A,98,105) CKSSYB102K50 C 855 (A,74,129) CKSRYB474K10 C 589 (A,93,102) 1 uF DCH1246 C 857 (A,80,129) CKSRYB474K10 DEH-X1810UB/XNUC...
  • Page 76 R 1801 (B,85,13) RS1/10SR473J R 101 (B,7,59) RS1/10SR2R4J R 1802 (B,63,20) RS1/10SR473J R 102 (B,8,59) RS1/10SR2R4J R 1803 (B,73,22) RS1/10SR222J R 103 (B,10,59) RS1/10SR2R7J R 1805 (B,62,21) RS1/10SR473J R 108 (B,14,58) RS1/16SS105J R 1806 (B,54,26) RS1/10SR473J R 109 (B,15,50) RS1/16SS152J DEH-X1810UB/XNUC...
  • Page 77 C 219 (B,14,35) CKSSYB104K10 C 220 (A,18,39) CKSSYB104K10 C 221 (B,14,32) CKSSYB104K10 C 222 (B,14,37) CKSSYB104K10 C 223 (B,13,42) CCSSCH680J50 C 224 (B,14,45) CCSSCH470J50 C 225 (B,14,47) CKSSYB103K16 C 228 (B,10,34) CCSSCH180J50 C 229 (B,9,41) CKSSYB104K10 C 233 (B,33,46) CKSSYB103K16 DEH-X1810UB/XNUC...

This manual is also suitable for:

Deh-x1850ub/xncsDeh-x1850ub/xngsDeh-x1853ub/xngsDeh-x1850ubg/xngsDeh-x1890ub/xnidDeh-x1850ubg/xncn5

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