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See also:
Instruction Manual
CD RECEIVER
KDC-3025/325/5026/G
SERVICE MANUAL
KDC-5026/5026G
KDC-3025
KDC-325
DC cord
(E30-6322-05)
Escutcheon
(B07-3083-02):KDC-5026G
(B07-3098-02):KDC-325/5026
(B07-3100-02):KDC-3025
TDF PANEL INFORMATION
MODEL
TDF PANEL No.
KDC-325
Y33-1930-60
KRC-3025
Y33-1930-61
Panel assy
(A64-3190-02):KDC-5026G
(A64-3191-02):KDC-5026
Panel assy
(A64-3183-02):KDC-325
(A64-3185-02):KDC-3025
Plastic cabinet assy
(A02-1486-13)
Screw set
Screw set
(N99-1719-05)
(N99-1730-15)
MODEL
TDF PANEL No.
TDF NAME
TDF-43D
KDC-5026
Y33-1930-63
TDF-43DB
KRC-5026G
Y33-1930-62
© 2003-11 PRINTED IN JAPAN
B53-0106-00 ( N ) 1029
CD MECHANISM EXTENSION CORD : W05-0618-00
Mounting hardware assy
(J22-0011-03)
Remote controller assy (RC-505)
(A70-2040-05)
Except KDC-5026G
TDF NAME
TDF-5026
TDF-5026G
Lever
(D10-4589-04)
x2
SIZE AA BATTERY
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Table of Contents
Related Manuals for Kenwood KDC-3025
Summary of Contents for Kenwood KDC-3025
- Page 1 CD RECEIVER KDC-3025/325/5026/G SERVICE MANUAL © 2003-11 PRINTED IN JAPAN B53-0106-00 ( N ) 1029 CD MECHANISM EXTENSION CORD : W05-0618-00 Panel assy (A64-3190-02):KDC-5026G KDC-5026/5026G (A64-3191-02):KDC-5026 Panel assy KDC-3025 (A64-3183-02):KDC-325 KDC-325 (A64-3185-02):KDC-3025 DC cord Mounting hardware assy Lever Plastic cabinet assy...
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Page 3: Disassembly For Repair
KDC-3025/325/5026/G DISASSEMBLY FOR REPAIR How to Disassemble (PANEL ASSY) How to install knob (SRC) 1) Remove four screws (A). 1) Place knob (F) and knob (G) in the positions indicated in 2) While holding the section (B) indicated with arrows, pull and the diagram below. -
Page 4: Components Description
KDC-3025/325/5026/G COMPONENTS DESCRIPTION SWITCH UNIT (X16-2500-xx) Ref. No. Application/Function Operation/Condition/Compatibility LCD Driver Drives LCD Remote Control IC Controls the unit. Q1,Q4 REMO ON SW The power supply of IC2 is turned on when base level goes “L”. ELECTRIC UNIT (X34-3090-xx) Ref. -
Page 5: Microcomputer's Terminal Description
KDC-3025/325/5026/G MICROCOMPUTER’S TERMINAL DESCRIPTION SYSTEM MICROCOMPUTER : M30302MC-1N4FP (X34 : IC1) Truth Value Pin No. Pin Name Application Processing Operation Description Table OPEN (Output L fixed) REMO Remote control input OPEN (Output L fixed) BYTE External data bus width switching input... - Page 6 KDC-3025/325/5026/G MICROCOMPUTER’S TERMINAL DESCRIPTION Truth Value Pin No. Pin Name Application Processing Operation Description Table M RST RESET output to CD mechanism Normal : H, When RESET : L M-MUTE R MUTE request (Rch) from CD mechanism L : MUTE ON...
- Page 7 KDC-3025/325/5026/G MICROCOMPUTER’S TERMINAL DESCRIPTION Truth Value Pin No. Pin Name Application Processing Operation Description Table 82~88 OPEN (Output L fixed) KEY-REQ Communication request from LCD driver L : Key input detect 90~92 OPEN (Output L fixed) S-METER S-meter voltage input...
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Page 8: Test Mode
KDC-3025/325/5026/G TEST MODE 1. How to enter the test mode 7.CD Receiver Test Mode Specification • While holding the Preset 1 and Preset 3 keys, reset the unit. • When resetting to start, forced ejection of CD is prohib- ited. When a CD is in place, the CD is not recognized when reset. - Page 9 KDC-3025/325/5026/G TEST MODE 11. Special display when the display is All ON Security Pressing the Preset keys while the power is All OFF dis- • Forced Power ON mode (All models) plays the following information. Even when the security is approved, resetting the unit while...
- Page 10 KDC-3025/325/5026/G PC BOARD (COMPONENT SIDE VIEW) ELECTRIC UNIT X34-3090-xx (J74-1453-42) 13 11 12 8 4 3 2 9 10 6 D255 C352 C351 C253 D302 C251 C301 C254 C303 C302 C258 D253 D308 C252 C255 D301 D307 D303 D305 D304...
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Page 11: Switch Unit
KDC-3025/325/5026/G SWITCH UNIT DAUGHTER UNIT X16-2500-xx (J74-1569-12) X89-2570-10 (J74-1450-02) S-MTR CNVSS C409 BU5V RESET X16-2500-xx X34-3090-xx Address Address... - Page 12 KDC-3025/325/5026/G PC BOARD (FOIL SIDE VIEW) ELECTRIC UNIT X34-3090-xx (J74-1453-42) R253 R251 R252 R255 Q356 IC10 R414 R203 C212 C205 R207 R413 R412 R411 R410 C111 R409 R408 R407 R406 R404 R405 R206 R101 R161 R160 R401 Q151 C401 C402...
- Page 13 KDC-3025/325/5026/G SWITCH UNIT DAUGHTER UNIT X16-2500-xx (J74-1569-12) X89-2570-10 (J74-1450-02) C356 Q351 R355 Q355 R363 R359 R361 Q356 R362 R364 Q354 Q201 Q101 X34-3090-xx Address C114 C118 C113 R115 C112 CP3 CP4 X16-2500-xx Address...
- Page 14 KDC-3025/325/5026/G PC BOARD (COMPONENT SIDE VIEW) CD PLAYER UNIT X32-5390-00 (J74-1485-12) X32-5390-00 Address Refer to the schematic diagram for the values of resistors and capacitors.
- Page 15 KDC-3025/325/5026/G PC BOARD (FOIL SIDE VIEW) CD PLAYER UNIT X32-5390-00 (J74-1485-12) B/TE VDET TRCRS RFENV NRFDET D/ARF GCTL VREF2 D.OUT SPDL- SLED IN/EJECT /MUTER /MUTEL SLED OUT/LOAD /MSTOP /MRST R100 MOTOR SPDL+ LO/EJ Lch A.+8V S7.5V A.GND 8EJE S.GND SPDL...
- Page 16 KDC-3025/325/5026/G CD PLAYER UNIT (X32-5390-00) D.GND C34 0.1 4.80V C32 0.1 BU+5V 470P 470P L.P.F. 3.10V 1.25V 2.40V 3.10V 3.10V 1.70V R100 C100 8EJE(SW2) 3.10V 1000P 12EJE/SDET(SW3) 3.84V 4.7K 4.80V 7.80V LOE/LIM(SW4) 0.87pp PCK/NTLOCK/FCLK/STLD 3.84V EFM/NFLOCK/CLDCK/STCK SENSE/RESY/FLAG/STOUT 2200P 2200P CLVS/VDET/CRC 4.80V...
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Page 17: Optical Pick-Up
KDC-3025/325/5026/G RFENV IOP+ IOP- R7 3.6K 3.3K C45 0.1 C44 1000P 1.25V C43 2200P 1.70V IREF PLLF2 0.047 0.95pp PLLF R39 100K 2.50V 0.91pp 0.87pp RFSW 1000P 4.7K 2.45V DSLF AVSS2 4.80V DVSS1 DVDD1 VDET 0-4.8V 220K 0.015 2.50V B/TE DSLB 4.80V... -
Page 18: Electric Unit
KDC-3025/325/5026/G PRE OUT F GND FRONT REAR ELECTRIC UNIT (X34-3090-xx) ∗ R361 R362 R355 R356 LX-CN C357 0.01 Q355 Q356 Q351 Q352 C356 0.01 C306 0.01 MUTE MUTE MUTE Q354 ∗ FM/AM TUNER E2P-ROM R210 RF GND IC10 R205 C211... - Page 19 KDC-3025/325/5026/G DC-CN FUSE F1 10A POWER SUPPLY IC 14.2V PCON C2 0.01 14.1V PANT 3300u16 8.1V 10u16 C255 1u50 D269 R255 7.9V 4.9V R2 36K 4.3V 8.1V AUDIO MUTE R3 100K SERGE AUDIO ∗ 0.01 POWER 27uH 14.4V 1000P 5.0V 220u16 13.1V...
- Page 20 KDC-3025/325/5026/G M30302MC-1N4FP TDA7407D BA4911-V4 WHT/BLK GRN/BLK TB2903H GRY/BLK VIOL/BLK HD74HC27FP-E DTA114EE 2SC4081 14.2V VIOL SAA6581T 5 12 PST3435UL DTC143TUA PCON P CONT IC10 BR24C01AF-W BLU/WHT DTC144EE ANT CONT 4 13 14.1V Q1-3 2SC4081 BLU/WHT 2SA1036K TEL MUTE 2SA1036K 3 14...
- Page 21 KDC-3025/325/5026/G SWITCH UNIT (X16-2500-xx) ∗ ED1(SEGMENT) TP18 TP19 TP20 TP21 TP22 TP23 ∗ ∗ ∗ TP24 ∗ ∗ ∗ TP25 DISP ∗ ∗ ∗ TP26 ESD-GND ∗ ∗ TP13 TP27 FLIP DET AUTO/ 0.01 RESET RESET VOL A D-GND+ ILL GND 0.01...
- Page 22 KDC-3025/325/5026/G GMENT) OMMON) KDC-325/3025 (2/2) KDC-5026/G (2/2) CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list). Indicates safety critical components. To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
- Page 23 KDC-3025/325/5026/G EXPLODED VIEW (MECHANISM) DPU1 DFPC1 (X32) φ : N09-4460-05 : N09-4472-15 M1.7x8.5 M1.7x2.5 : N09-6004-05 M2x2 : N09-6007-05 φ : N09-6051-05 2x6(BLK) : N19-2163-04 1.6 WASHER : N39-2020-46 M2x2 : N09-6108-05 M2x3.5 φ : N09-6155-05 Refer to the service manual X92-4030-0x (B51-7867-00) for CD mechanism operation.
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Page 24: Exploded View (Unit)
KDC-3025/325/5026/G EXPLODED VIEW (UNIT) DME1 SIZE AA BATTERY M3x8 : N30-3008-46 φ2x6 : N80-2006-46 φ2x8 : N80-2008-45 φ3x5 : N83-3005-46 φ2x5 : N84-2005-45 φ2.6x6 : N84-2606-45 φ3x8 : N80-3008-46 φ3x10 : N80-3010-46 φ3x20 : N83-3020-46 φ2.6x6 : N86-2606-46 (X34-) (X16-) -
Page 25: Parts List
ITEM CARTON CASE R22-25 RK73FB2B331J CHIP R J 1/8W H54-3004-03 ITEM CARTON CASE RK73FB2B271J CHIP R J 1/8W K : KDC-325 K1 : KDC-3025 M : KDC-5026G M1 : KDC-5026 Indicates safety critical components. (K : North America M : Other Areas) - Page 26 100 X2 R90-1014-05 MULTI-COMP 100 X4 BA5824FP ANALOGUE IC R90-0974-05 MULT R 1.8K X4 NJM4580M1 ANALOGUE IC K : KDC-325 K1 : KDC-3025 M : KDC-5026G M1 : KDC-5026 Indicates safety critical components. (K : North America M : Other Areas)
- Page 27 RK73GB2A225J CHIP R 2.2M J 1/10W E41-0167-05 PIN ASSY R162,163 RK73GB2A104J CHIP R 100K J 1/10W K : KDC-325 K1 : KDC-3025 M : KDC-5026G M1 : KDC-5026 Indicates safety critical components. (K : North America M : Other Areas)
- Page 28 TACT SWITCH D22,23 AM01ZNF DIODE CD MECHANISM ASSY (X92-4650-00) D24,25 D1F60 DIODE A10-4827-32 CHASSIS D26,27 1SS133 DIODE K : KDC-325 K1 : KDC-3025 M : KDC-5026G M1 : KDC-5026 Indicates safety critical components. (K : North America M : Other Areas)
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Page 29: Optical Pickup Assy
SEMS (TAPTITE SCREW) (PT2X6) T42-1066-04 DC MOTOR ASSY (SP) T42-1067-04 DC MOTOR ASSY (LO) DPU1 X93-2010-00 OPTICAL PICKUP ASSY K : KDC-325 K1 : KDC-3025 M : KDC-5026G M1 : KDC-5026 Indicates safety critical components. (K : North America M : Other Areas) -
Page 30: Specifications
KENWOOD ELECTRONICS GULF FZE KENWOOD ELECTRONICS UK LIMITED P.O. Box 61318, Jebel Ali, Dubai, U.A.E. Kenwood House, Dwight Road, Watford, Herts, WD18 9EB, United Kingdom KENWOOD ELECTRONICS (THAILAND) CO., LTD. KENWOOD ELECTRONICS DEUTSCHLAND GMBH 2019 New Pechburi Road, Bangkapi, Huaykwang, Bangkok, 10320 Thailand Rembrücker-Str.