Download Print this page

Advertisement

CD RECEIVER
DEH-20UB
DEH-2150UBG
DEH-2150UB
DEH-2150UB
This service manual should be used together with the following manual(s):
Model No.
Order No.
CX-3240
CRT4050
For details, refer to "Important Check Points for Good Servicing".
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 2008
Mech.Module
S10.5COMP2-iPod/USB
CD Mech. Module : Circuit Descriptions, Mech. Descriptions, Disassembly
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
DEH-20UB/XS/UC
/XS/ES
/XS/ES
/XU/CN5
Remarks
ORDER NO.
CRT4228
/XS/UC
K-ZZZ. OCT. 2008 Printed in Japan

Advertisement

   Also See for Pioneer DEH-20UB

   Related Manuals for Pioneer DEH-20UB

   Summary of Contents for Pioneer DEH-20UB

  • Page 1

    PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, 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 PIONEER CORPORATION 2008 K-ZZZ.

  • Page 2: Safety Information

    CAUTION Danger of explosion if battery is incorrectly replaced. Replaced only with the same or equivalent type recommended by the manufacture. Discord used batteries according to the manufacture's instructions. DEH-20UB/XS/UC...

  • Page 3

    To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be installed before shipment. Please be sure to follow this method especially if it is specified in this manual. DEH-20UB/XS/UC...

  • Page 4: Table Of Contents

    10.2 KEYBOARD UNIT..........................48 10.3 CD MECHANISM MODULE(GUIDE PAGE) ..................50 10.4 WAVEFORMS ............................56 11. PCB CONNECTION DIAGRAM ........................60 11.1 TUNER AMP UNIT..........................60 11.2 KEYBOARD UNIT..........................64 11.3 CD CORE UNIT(S10.5COMP2-USB-C3) ....................66 12. ELECTRICAL PARTS LIST .......................... 68 DEH-20UB/XS/UC...

  • Page 5: Service Precautions

    Compared with eutectic solders, lead-free solders have higher bond strengths but slower wetting times and higher melting temperatures (hard to melt/easy to harden). The following lead-free solders are available as service parts: Parts numbers of lead-free solder: GYP1006 1.0 in dia. GYP1007 0.6 in dia. GYP1008 0.3 in dia. DEH-20UB/XS/UC...

  • Page 6: Specifications

    2. SPECIFICATIONS 2.1 SPECIFICATIONS DEH-20UB/XS/UC General Power source......14.4 V DC (10.8 V to 15.1 V Specification ......USB 2.0 full speed Supply current ......500 mA allowable) Maximum amount of memory Grounding system....Negative type Max. current consumption ..........250 GB Minimum amount of memory ..........10.0 A...

  • Page 7

    MP3 decoding format ..MPEG-1 & 2 Audio Layer 3 WMA decoding format ..Ver. 7, 7.1, 8, 9, 10, 11 (2ch audio) (Windows Media Player) WAV signal format ....Linear PCM & MS ADPCM (Non-compressed) Specification ......USB 2.0full speed Supply current ....... 500 mA DEH-20UB/XS/UC...

  • Page 8

    DEH-2150UB/XU/CN5 DEH-20UB/XS/UC...

  • Page 9: Disc/content Format

    2.2 DISC/CONTENT FORMAT DEH-20UB/XS/UC...

  • Page 10: Panel Facilities

    MULTI-CONTROL right. memory is projected forward from the — Pressing is the same function as unit, it is dangerous to connect directly. pressing DISP/BACK/SCRL . Pioneer CD-U50E USB cable is also avail- able. For details, consult your dealer. DEH-20UB/XS/UC...

  • Page 11: Display Indication

    Press to increase or decrease the volume. (song) indicator f MUTE button Appears when the track (song) name is dis- Press to turn off the sound. To turn on the played on the main display section. sound, press again. DEH-20UB/XS/UC...

  • Page 12: Fastening The Front Panel

    Appears when operating list function. indicator Screw Appears when a lower tier of folder or menu exists. Screw Parts No. 8 LOC indicator DEH-20UB/XS/UC BPZ20P060FTC Appears when local seek tuning is on. DEH-2150UBG/XS/ES LOUD (loudness) indicator DEH-2150UB/XS/ES XXX7020 Appears when loudness is on.

  • Page 13: Connection Diagram

    Black (chassis ground) anything to the speaker leads that are not Connect to a clean, paint-free connected to speakers. metal locatio n. Gray White White/black Gray/black Left Right Green Violet Green/black Violet/black Perform these connections when using the optional amplifier. DEH-20UB/XS/UC...

  • Page 14: Basic Items For Service

    See the table below for the items to be checked regarding audio: Item to be checked regarding audio Distortion Noise Volume too low Volume too high Volume fluctuating Sound interrupted DEH-20UB/XS/UC...

  • Page 15: Pcb Locations

    3.2 PCB LOCATIONS CD Core Unit (S10.5COMP2-USB-C3) Tuner Amp Unit Keyboard Unit A:DEH-20UB/XS/UC B:DEH-2150UB/XS/ES C:DEH-2150UBG/XS/ES D:DEH-2150UB/XU/CN5 Unit Number YWM5319(A) Unit Number YWM5322(B) Unit Number YWM5318(C) Unit Number YWM5400(D) Unit Name Tuner Amp Unit Unit Number Unit Name Keyboard Unit Unit Number...

  • Page 16: 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-20UB/XS/UC...

  • Page 17

    DEH-20UB/XS/UC...

  • Page 18: Block Diagram

    VDD3V MOTOR LOEJ Q991 CD VD LOEJ B.UP CLCONT CLCONT LCOP LOADING/CARRIAGE Q992 MOTOR LCOM CONT CONT VDCONT 12EJ RESET DSCSNS /RESET /RESET CDRST HOME BRST,BRXEN,BSRQ BRST,BRXEN,BSRQ,BDATA,BSCK S904 S905 S901 12EJ HOME BDATA,BSCK USBZ S903 USBF DSCSNS VDSENS 11 DEH-20UB/XS/UC...

  • Page 19

    FLIn IC301 RL− IC151 PAL007C PML014A CD-Lch BREM AUX-L MUTE B.REM IN1_L IN4+_L AUX-G IN4-_L B.UP STBY MUTE Q201(2/2) :DEH-20UB/XS/UC :DEH-2150UB/XS/ES :DEH-2150UBG/XS/ES SYSTEM MICRO :DEH-2150UB/XU/CN5 COMPUTER MUTE PWROFF IC601(2/2) Q201(1/2) BSENS PN5025B MUTE SYSPW SWVDD B.UP XOUT VDD3V X601 74.1MHz...

  • Page 20

    LCD (CAW1970) DEH-20UB/XS/UC...

  • Page 21: 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 15 Completes power-on operation. (After that, proceed to each source operation) DEH-20UB/XS/UC...

  • Page 22: Error Code List

    Remarks: Mechanical errors are not displayed (because a CD is turned off in these errors). Unreadable TOC does not constitute an error. An intended operation continues in this case. Upper digits of an error code are subdivided as shown below: 1x: Setup relevant errors, 3x: Search relevant errors, Ax: Other errors. DEH-20UB/XS/UC...

  • Page 23

    DEH-20UB/XS/UC...

  • Page 24: Connector Function Description

    15 13 11 9 7 5 3 8 MUTE 16 FR+ 7 NC 15 RR+ 14 FR- 6 B.REM 13 RR- 5 NC 12 FL+ 4 A.ANT 3 ACC 11 RL+ 2 GND 10 FL- 9 RL- 1 B.UP DEH-20UB/XS/UC...

  • Page 25: Service Mode

    ROM Correction version display Normal display Display stop All lighting of display All lights out of display LCD check mode 1 LCD check mode 2 LCD check mode 3 LCD check mode 1 LCD check mode 2 LCD check mode 3 DEH-20UB/XS/UC...

  • Page 26: Cd Test Mode

    • When the power is turned on/off the jump mode is reset to the Single TR (91) while 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. DEH-20UB/XS/UC...

  • Page 27: Disassembly

    Panel Assy Fig.1 - Removing the Tuner Amp Unit (Fig.2) Remove the two screws. Remove the three screws. Remove the two screws. Straighten the tabs at two locations indicated and then remove the Tuner Amp Unit. Tuner Amp Unit Fig.2 DEH-20UB/XS/UC...

  • Page 28

    3. While lifting the Carriage Mechanism, Upper Frame 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. Damper Carriage Mechanism Damper Lower Frame DEH-20UB/XS/UC...

  • Page 29

    Assemble the sub unit side of the Pickup, taking the plate (Chassis) in-between. When treating the leads of the Load Carriage Motor Assy, do not make them loose over the Feed Screw. Poly Washer Change Arm Inner Holder Pickup Lock Arm Feed Screw Planet Gear Pickup Rack Chassis Pickup DEH-20UB/XS/UC...

  • Page 30: 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-20UB/XS/UC...

  • Page 31: 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-20UB/XS/UC...

  • Page 32

    Grating waveform Ech -> Xch 20 mV/div, AC Fch -> Ych 20 mV/div, AC 0 degrees 30 degrees 45 degrees 60 degrees 75 degrees 90 degrees DEH-20UB/XS/UC...

  • Page 33

    DEH-20UB/XS/UC...

  • Page 34: Exploded Views And Parts List

    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.) 9.1 PACKING DEH-20UB/XS/UC DEH-20UB/XS/UC DEH-2150UBG/XS/ES DEH-2150UB/XS/ES...

  • Page 35

    See Contrast table (2) Cord Assy See Contrast table (2) Screw TRZ50P080FTC Polyethylene Bag CEG1160 (2) CONTRAST TABLE DEH-20UB/XS/UC, DEH-2150UBG/XS/ES, DEH-2150UB/XS/ES and DEH-2150UB/XU/CN5 are constructed the same except for the following: Mark Description DEH-20UB/XS/UC DEH-2150UBG/XS/ES DEH-2150UB/XS/ES DEH-2150UB/XU/CN5 Cord Assy YDP5022 CDP1017...

  • Page 36: Exterior (1)

    9.2 EXTERIOR (1) DEH-2150UBG/XS/ES DEH-2150UB/XS/ES DEH-2150UB/XU/CN5 DEH-20UB/XS/UC...

  • Page 37

    See Contrast table (2) Sheet See Contrast table (2) Terminal(CN402) VNF1084 Terminal(CN601) VNF1084 (2) CONTRAST TABLE DEH-20UB/XS/UC, DEH-2150UBG/XS/ES, DEH-2150UB/XS/ES and DEH-2150UB/XU/CN5 are constructed the same except for the following: Mark Description DEH-20UB/XS/UC DEH-2150UBG/XS/ES DEH-2150UB/XS/ES DEH-2150UB/XU/CN5 Tuner Amp Unit YWM5319 YWM5318...

  • Page 38: Exterior (2)

    9.3 EXTERIOR (2) DEH-20UB/XS/UC...

  • Page 39

    Remote IC(IC1802) GP1UXC14RK Button(LIST/DISP) YAC5346 Button(DETACH) YAC5347 Holder CND3598 Cover YNS5405 (2) CONTRAST TABLE DEH-20UB/XS/UC, DEH-2150UBG/XS/ES, DEH-2150UB/XS/ES and DEH-2150UB/XU/CN5 are constructed the same except for the following: Mark Description DEH-20UB/XS/UC DEH-2150UBG/XS/ES DEH-2150UB/XS/ES DEH-2150UB/XU/CN5 Cord Assy YDP5022 CDP1017 CDP1017 CDP1017 Detachable Assy...

  • Page 40: Cd Mechanism Module

    9.4 CD MECHANISM MODULE 43 10 (1) : GEM1024 : GEM1045 DEH-20UB/XS/UC...

  • Page 41

    Bracket CND2583 CND3831 Lever CND2585 CND2586 Bracket CND2587 CND2588 Lever CND2589 Holder CNV9522 Gear CNV7207 Gear CNV9513 Gear CNV7209 Gear CNV9514 Gear CNV9515 Gear CNV9516 Rack CNV9517 CNV7216 Roller CNV8189 Gear CNV9518 Guide CNV9519 Gear CNV7595 Guide CNV9520 CNV7805 DEH-20UB/XS/UC...

  • Page 42: Schematic Diagram

    For resistors and capacitors in the circuit diagrams, their resistance values or capacitance values are expressed in codes: Detailed page Ex. *Resistors *Capacitors Code Practical value Code Practical value 12k ohms 0.01uF 10k ohms 101/10 100uF/10V ANTENNA B,C,D DEH-20UB/XS/UC...

  • Page 43

    TUNER AMP UNIT CN701 A : DEH-20UB/XS/UC B : DEH-2150UBG/XS/ES C : DEH-2150UB/XS/ES D : DEH-2150UB/XU/CN5 > A,B,C > POWER IC 600uH YEK5001 B,C,D B,C,D The > mark found on some component parts indicates the importance of the safety factor of the part.

  • Page 44

    DEH-20UB/XS/UC...

  • Page 45

    DEH-20UB/XS/UC...

  • Page 46

    FM/AM TUNER UNIT DEH-20UB/XS/UC...

  • Page 47

    CN1801 DEH-20UB/XS/UC...

  • Page 48: Keyboard Unit

    10.2 KEYBOARD UNIT 5.00 MHz DEH-20UB/XS/UC...

  • Page 49

    A : DEH-20UB/XS/UC KEYBOARD UNIT B : DEH-2150UBG/XS/ES C : DEH-2150UB/XS/ES D : DEH-2150UB/XU/CN5 MULTI-CONTROL CN831 DEH-20UB/XS/UC...

  • Page 50: Cd Mechanism Module(guide Page)

    10.3 CD MECHANISM MODULE(GUIDE PAGE) PICKUP UNIT(P10.5)(SERVICE) SWITCHES: CD CORE UNIT(S10.5COMP2-iPod-C2) 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. M1 CXC7134 SPINDLE MOTOR M2 CXC4026 LOADING/CARRIAGE MOTOR ACTUATOR/ MOTOR DRIVER DEH-20UB/XS/UC...

  • Page 51

    CD CORE UNIT(S10.5COMP2-USB-C3) SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE PE5666A CN651 DEH-20UB/XS/UC...

  • Page 52

    DEH-20UB/XS/UC...

  • Page 53

    DEH-20UB/XS/UC...

  • Page 54

    DEH-20UB/XS/UC...

  • Page 55

    DEH-20UB/XS/UC...

  • Page 56: Waveforms

    500 mV/div 2 ms/div 1 V/div s/div µ %RFAGC 500 mV/div 500 mV/div 500 mV/div 9TIN 500 mV/div Focus Search waveform Track Open waveform 1 Track Jump waveform Ref.: Ref.: Ref.: REFO REFO REFO Mode: Mode: Mode: TEST TEST TEST DEH-20UB/XS/UC...

  • Page 57

    REFO Mode: Mode: Mode: Normal Normal Normal 1 V/div 50 ns/div 2 V/div 50 ms/div 2 V/div 50 ms/div 1 V/div 2 V/div 2 V/div USB Play USB device inserting to USB connector. CD Play with USB(iPod) device connecting. DEH-20UB/XS/UC...

  • Page 58

    )CPRST 2 V/div 50 ms/div 2 V/div 500 ms/div ⁄SDA 2 V/div 2 V/div ¤SCL 2 V/div ACC OFF with USB(iPod) device connecting. iPod Authentication Operation DEH-20UB/XS/UC...

  • Page 59

    DEH-20UB/XS/UC...

  • Page 60: Pcb Connection Diagram

    For further information for respective destinations, be sure to check with the schematic dia- CORD ASSY gram. 2.Viewpoint of PCB diagrams Capacitor Connector SIDE A SIDE B Chip Part P.C.Board CN701 CN1801 DEH-20UB/XS/UC...

  • Page 61

    SIDE A W.REM(2150) ASSY ANTENNA FRONT DEH-20UB/XS/UC...

  • Page 62

    TUNER AMP UNIT > FU 351 (B,138,128) Fuse 3 A CEK1286 DEH-20UB/XS/UC...

  • Page 63

    SIDE B DEH-20UB/XS/UC...

  • Page 64: Keyboard Unit

    11.2 KEYBOARD UNIT KEYBOARD UNIT SIDE A D1857 D1840 D1856 D1839 D1855 D1838 D1854 D1837 D1852 D1834 D1851 D1835 D1836 D1850 D1849 D1832 D1827 D1847 D1846 D1830 D1843 D1829 D1826 D1844 D1841 D1842 D1824 D1825 DEH-20UB/XS/UC...

  • Page 65

    KEYBOARD UNIT SIDE B D1807 C1806 D1806 D1805 C1805 D1803 R1806 C1804 C1803 D1804 C1807 R1820 R1804 C1802 R1834 D1801 D1802 R1828 R1829 R1839 R1836 DEH-20UB/XS/UC...

  • Page 66: Cd Core Unit(s10.5comp2-usb-c3)

    11.3 CD CORE UNIT(S10.5COMP2-USB-C3) CD CORE UNIT(S10.5COMP2-USB-C3) SIDE A PICKUP UNIT(P10.5) (SERVICE) CN651 REFO1 HOME LOADING/CARRIAGE MOTOR SPINDLE MOTOR DEH-20UB/XS/UC...

  • Page 67

    CD CORE UNIT(S10.5COMP2-USB-C3) SIDE B 12EJ DSCSNS DEH-20UB/XS/UC...

  • Page 68: Electrical Parts List

    The expression of the unit in this manual is shown by u instead of µ. Please do not make a mistake. Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. A:DEH-20UB/XS/UC IC 151 (B,127,105) IC PML014A B:DEH-2150UBG/XS/ES...

  • Page 69

    R 834 (A,79,25) RD1/4PU222J R 502 (B,75,95) RS1/16S4702F R 836 (B,64,34) RS1/16S104J R 503 (B,76,98) RS1/16S562J R 505 (B,73,91) RS1/16S1002F R 837 (A,74,21) RD1/4PU103J R 506 (B,71,96) RS1/16S393J R 838 (B,71,20) RS1/16S222J R 507 (B,113,37) RS1/16S222J R 839 (B,93,15) RS1/16S222J DEH-20UB/XS/UC...

  • Page 70

    C 508 (B,57,88) CKSRYB105K10 C 911 (A,58,63) CEJQ100M16 C 601 (B,119,27) CKSRYB105K10 C 912 (A,47,69) CEAT102M16 C 602 (B,119,29) CKSRYB103K50 C 913 (B,28,73) CKSRYB104K16 C 603 (B,122,28) CKSRYB103K50 C 914 (A,49,63) CEAT221M10 C 604 (B,143,74) CKSRYB103K50 C 915 (A,54,51) CEJQ100M16 DEH-20UB/XS/UC...

  • Page 71

    (B,87,6) RS1/16S222J R 1813 (B,16,30) RS1/4SA561J R 1829 (B,87,9) RS1/16S222J R 1839 (B,21,16) RS1/16S0R0J R 1814 (B,73,18) RS1/4SA561J R 1815 (B,123,8) RS1/4SA391J CAPACITORS R 1828 (B,87,6) RS1/16S222J R 1829 (B,87,9) RS1/16S222J R 1839 (B,21,16) RS1/16S0R0J C 1801 (B,111,8) CKSYF106Z10 DEH-20UB/XS/UC...

  • Page 72

    C 236 (A,49,58) CKSSYB104K10 R 237 (A,24,35) RS1/16SS151J R 240 (B,14,26) RS1/16S473J C 239 (B,46,51) CCSSCH220J50 C 240 (A,38,61) CKSSYB104K10 R 241 (B,13,25) RS1/16SS103J C 243 (B,22,41) CKSQYB475K103 C 250 (A,52,48) CKSSYB102K50 R 244 (B,22,55) RS1/16SS473J R 249 (B,14,50) RS1/16SS103J DEH-20UB/XS/UC...

  • Page 73

    C 303 (A,36,19) CKSSYB472K25 C 304 (A,36,21) CKSSYB223K16 C 307 (A,22,11) CKSRYB104K16 C 308 (B,11,18) CKSRYB105K10 C 703 (B,14,35) CCSSCH101J50 C 704 (B,11,36) CKSSYB102K50 C 711 (A,31,25) CKSSYB104K10 Miscellaneous Parts List Pickup Unit(P10.5)(Service) CXX1942 Motor Unit(SPINDLE) CXC7134 Motor Unit(LOADING/CARRIAGE) CXC4026 DEH-20UB/XS/UC...

Comments to this Manuals

Symbols: 0
Latest comments: