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Panasonic CQ-DFX501U Service Manual
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Panasonic CQ-DFX501U Service Manual

Panasonic CQ-DFX501U Service Manual

Removable full front cd player / receiver with changer control
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ORDER No. ACED010118C1
C4
AUTOMOTIVE CONSUMER ELECTRONICS
CQ-DFX501U / CQ-DF401U / CQ-DFX301U
Removable Full Front CD Player / Receiver with Changer Control
SPECIFICATIONS
Specification*

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Summary of Contents for Panasonic CQ-DFX501U

  • Page 1 ORDER No. ACED010118C1 AUTOMOTIVE CONSUMER ELECTRONICS CQ-DFX501U / CQ-DF401U / CQ-DFX301U Removable Full Front CD Player / Receiver with Changer Control SPECIFICATIONS Specification*...
  • Page 2 General Power Supply DC 12V (11V - 16V), Test Voltage 14.4V Negative Ground Tone Adjustment Range Bass ; ±12dB at 100Hz Treble ; ±12dB at 10kHz Current Consumption Less than 2.2A (CD play mode; 0.5W×4ch) Maximum Power Output 45W×4ch, at 400Hz, Vol. MAX Pre-AMP Output Voltage <CQ-DFX5010U>...
  • Page 3 1. FEATUERS - 32bit-times over sampling MASH 1bit 4-DAC system. - Digital servo for reliable playback. - PLL (Phase Locked Loop) synthesized tuning. - 18-FM, 6-AM presets with preset scan 2. REPLACING THE FUSE Use fuses of the same specified rating (15A). Using different substitutes or fuses with higher ratings, or connecting the unit directly without a fuse, could cause fire or damage to the stereo unit.
  • Page 4 DFX501U DF401U DFX301U S.HDB None None Loudness None control Pre-Amp output level Subwoofer output level None changer control Pre-Amp Lead type Lead type Fix type output connector LCD color 3 colors Blue Blue 5. DIMENSIONS 6. WIRING CONNECTION...
  • Page 5 7. BLOCK DIAGRAM...
  • Page 6 8. TERMINALS DESCRIPTION 8.1. Main Block IC601 : C2ABGF000015...
  • Page 7 Port Description I/O (V) Crystal oscillator TEST2 (Connecting to ground) VREG Voltage regulator capacitor Ground CD changer data (Note 1) DATA N.C. No connection CHC CK CD changer clock (Note1) RM DATA Remocon data (Note 1) 9-12 N.C. No connection 13 /LCD CE LCD chip enable 14,15 N.C.
  • Page 8 53 PWR CNT Power control...
  • Page 9 54 /MUTE Mute control 55 CD DATA CD data I/O 4.7 56 CD CLK1 CD clock N.C. No connection 62 SUB80/ Sub woofer cutoff freq. (Note 2) 63 SUB CLK Sub. woofer clock 64 SUB Sub. woofer data DATA 65 /HDB HDB control (Note 2) 66 N.C.
  • Page 10 PLL phase-comp. error 99 TEST 1 (Connecting to ground) 100 XOUT Crystal oscillator Note 1 : CQ-DFX501/DF401U only Note 2 : CQ-DFX501U only Note 3 (#1) : - 2.2V <CQ-DFX501U> - 3.4V <CQ-DF401/DFX301U> 8.2. Display Block IC901 : YEAMLC75884W Port...
  • Page 11 Port Description I/O (V) BCLK Bit clock output LRCK L/R select output SRDATA Serial data output +5V digital power supply DVSS1 Digital ground Not used MCLK MPU command clock MDATA MPU command data MPU command load 10 SENSE Not used 11 /FLOCK Not used 12 /TLOCK...
  • Page 12 41 TES Tracking error shunt 42 PLAY Not used 43 WVEL Not used 44 ARE RF signal 45 IREF Reference current input 46 DRF Connecting to ground 47 DSLF DSL loop filter I/O 2.5 48 PLLF PLL loop filter I/O 2.3 49 VCOF Connecting to VDD 50 AVDD2...
  • Page 13 Port Description I/O (V) 1 LMTR_FWD Forward Limiter 2 LMTR_REV Reverse Limiter 3 LO/SP Motor control 4 REST Reset 5 TEST (Connecting to ground) 6 /RST Reset 7 X0 Crystal oscillator 8 X1 Crystal oscillator 9 VSS Ground 10 SW4 Switch input 11 BLKCK Sub-code block clock...
  • Page 14 IC201 : YEAMEA6320TT IC241 : C1EA00000021...
  • Page 15 IC262 : YEAMM62429FP IC203, 261 : YEAMPC4570T1 / IC280 : YEAMM5218AFE IC204 : YEAMPD4053E2...
  • Page 16 IC650 : YEAMC14584BE IC701 : YEAMM51945AL IC702 : YEAMA41W12ST...
  • Page 17 9.2. Display Block IC905 : YEAMPASB06B2 9.3. Pre. Amp. / Sub.W Amp. Block IC203, 205, 206 : YEAMDA8574TT...
  • Page 18 9.4. CD Servo Block IC1 : AN8835SBE1 IC3 : BA6795FPE2...
  • Page 19 5. "MCC" marks in remarks column are indicated supply parts of Matsushita Communication Industrial Corp. of America (MCC). 6. "A", "B" or “C” marks in remarks column are indicated as follows - A : CQ-DFX501U - B : CQ-DF401U - C : CQ-DFX301U...
  • Page 20 IC's and TRANSISTORs Ref. No. Part No. Part Name & Description Remarks IC201 YEAMEA6320TT IC IC203 YEAMPC4570T1 IC IC204 YEAMPD4053E2 IC IC241 C1EA00000021 IC241 C1EA00000026 IC261 YEAMPC4570T1 IC IC262 YEAMM62429FP IC IC280 YEAMM5218AFE IC IC601 C2ABGF000015 IC IC650 YEAMC14584BE IC IC701 YEAMM51945AL IC IC702...
  • Page 21 Ref. No. Part No. Part Name & Description Remarks D201 MA151KTX Diode D261 YEADRD51M2T1 Diode D611 LN25RP Diode D640 MA8056LMHTX Diode D680 MA151KTX Diode D681 YEADRD51M2T1 Diode D682 MA151KTX Diode D683 YEADRD51M2T1 Diode D701 YEADDSA3A2 Diode D702 MA151KTX Diode D703 YEADRD56M3T1 Diode D704 MA721TX...
  • Page 22 Ref. No. Part No. Part Name & Description Remarks C220 YECUS1H123KX Ceramic, 0.012 F 50WV C221 ECEA1HKAR33I Electrolytic, 0.33 F 50WV C222 YECUS1H103KX Ceramic, 0.01 F 50WV C223 ECEA0JKA470I Electrolytic, 47 F 6.3WV C230 ECEA1CKA100I Electrolytic, 10 F 16WV C231 ECEA1CKA100I Electrolytic, 10 F 16WV...
  • Page 23 Ref. No. Part No. Part Name & Description Remarks C311 ECEA1CKA470I Electrolytic, 47 F 16WV C317 YECUS1C104KX Ceramic, 0.1 F 16WV C318 YECUS1C104KX Ceramic, 0.1 F 16WV C320 YECUS1H123KX Ceramic, 0.012 F 50WV C321 ECEA1HKAR33I Electrolytic, 0.33 F 50WV C322 YECUS1H103KX Ceramic, 0.01 F 50WV...
  • Page 24 Ref. No. Part No. Part Name & Description Remarks C650 YECUS1H103KX Ceramic, 0.01 F 50WV C651 ECEA0JKA470I Electrolytic, 47 F 6.3WV C660 ECEA0JKA470I Electrolytic, 47 F 6.3WV C661 YECUS1H103KX Ceramic, 0.01 F 50WV C662 ECEA1CKA100I Electrolytic, 10 F 16WV C663 YECUS1H103KX Ceramic, 0.01 F 50WV...
  • Page 25 Ref. No. Part No. Part Name & Description Remarks J501 ERJ6GEY0R00 Chip, 0 1/10W J502 ERJ6GEY0R00 Chip, 0 1/10W J503 ERJ6GEY0R00 Chip, 0 1/10W J504 ERJ6GEY0R00 Chip, 0 1/10W J505 ERJ6GEY0R00 Chip, 0 1/10W J506 ERJ6GEY0R00 Chip, 0 1/10W J507 ERJ6GEY0R00 Chip, 0 1/10W...
  • Page 26 Ref. No. Part No. Part Name & Description Remarks J636 ERJ8GEY0R00V Chip, 0 1/8W J637 ERJ8GEY0R00V Chip, 0 1/8W J638 ERJ8GEY0R00V Chip, 0 1/8W J639 ERJ8GEY0R00V Chip, 0 1/8W J640 ERJ8GEY0R00V Chip, 0 1/8W J641 ERJ8GEY0R00V Chip, 0 1/8W J642 ERJ8GEY0R00V Chip, 0 1/8W J643...
  • Page 27 Ref. No. Part No. Part Name & Description Remarks R255 ERJ6GEYJ562 Chip, 5.6k 1/10W R256 ERJ8GEYJ472V Chip, 4.7k 1/8W R257 ERJ6GEYJ103 Chip, 10k 1/10W R260 ERJ6GEYJ104 Chip, 100k 1/10W R261 ERJ6GEYJ151 Chip, 150 1/10W R262 ERJ8GEYJ103V Chip, 10k 1/8W R263 ERJ8GEYJ822V Chip, 8.2k 1/8W R264...
  • Page 28 Ref. No. Part No. Part Name & Description Remarks R340 ERJ6GEYJ561 Chip, 560 1/10W R342 ERJ8GEYJ561V Chip, 560 1/8W R344 ERJ6GEYJ223 Chip, 22k 1/10W R360 ERJ6GEYJ104 Chip, 100k 1/10W R380 ERJ6GEYJ104 Chip, 100k 1/10W R381 ERJ6GEYJ473 Chip, 47k 1/10W R382 ERJ6GEYJ472 Chip, 4.7k 1/10W...
  • Page 29 Ref. No. Part No. Part Name & Description Remarks R650 ERJ6GEYJ473 Chip, 47k 1/10W R651 ERJ6GEYJ473 Chip, 47k 1/10W R652 ERJ6GEYJ473 Chip, 47k 1/10W R660 ERJ6GEYJ102 Chip, 1k 1/10W R661 ERJ6GEYJ393 Chip, 39k 1/10W R662 ERJ6GEYJ102 Chip, 1k 1/10W R663 ERJ6GEYJ103 Chip, 10k 1/10W...
  • Page 30 Ref. No. Part No. Part Name & Description Remarks CJ620 YEAET14B140C Connector, FFC 14P CJ651B YEAE0616YAA Connector, 6P CN201 YEAE012504 Connector, RCA 2P CN270 YEAE012647 Connector, RCA 2P CN280 YEAE012503 Connector, RCA 2P CN300 YEAE02166 Connector, RCA 4P CN301 YEAE012505 Connector, RCA 2P CN620 YEAE012763...
  • Page 31 Ref. No. Part No. Part Name & Description Remarks IC901 YEAMLC75884W IC IC905 YEAMPASB06B2 IC Q931 YEANSSTA06T Transistor Q932 YEANSSTA06T Transistor DIODEs Ref. No. Part No. Part Name & Description Remarks D900 LN1271RAL Diode D926 MA8056LMHTX Diode D927 MA8056LMHTX Diode D928 MA8056LMHTX Diode...
  • Page 32 Ref. No. Part No. Part Name & Description Remarks R906 ERJ6GEYJ332 Chip, 3.3k 1/10W R907 ERJ6GEYJ102 Chip, 1k 1/10W R908 ERJ6GEYJ102 Chip, 1k 1/10W R909 ERJ6GEYJ102 Chip, 1k 1/10W R910 ERJ6GEYJ102 Chip, 1k 1/10W R911 ERJ6GEYJ102 Chip, 1k 1/10W R931 ERJ6GEYJ222 Chip, 2.2k 1/10W...
  • Page 33 Ref. No. Part No. Part Name & Description Remarks CFL931 A2CA00000018 Display Tube CFL931 A2CA00000019 Display Tube 10.3. Amp Block [E8479] / <Only for CQ-DFX501U> IC's and TRANSISTORs Ref. No. Part No. Part Name & Description Remarks IC205 YEAMDA8574TT IC IC206...
  • Page 34 Remarks CJ301 K1ZZ00000965 Connector, 10P CN202 YEAE012505 Connector, RCA 2P CN302 YEAE012504 Connector, RCA 2P 10.4. Sub. Woofer Block [E8474] / <Only for CQ-DFX501U> IC's and TRANSISTORs Ref. No. Part No. Part Name & Description Remarks IC203 YEAMDA8574TT IC CAPACITORs...
  • Page 35 Ref. No. Part No. Part Name & Description Remarks C273 YECUS1C104KX Ceramic, 0.1 F 16WV C274 YECUS1H152KX Ceramic, 0.0015 F 50WV C275 ECEV1CA101P Electrolytic, 100 F 16WV C276 ECEV1CA470SP Electrolytic, 47 F 16WV C277 YECUV1A335KX Ceramic, 3.3 F 10WV RESISTORs Ref.
  • Page 36 Ref. No. Part No. Part Name & Description Remarks YEAJ02792 Power Cord w/Plug CR2025/1F Battery YEFG04019 Rear Support Strap YEFX0214898 Mounting Collar YEFX9992013 Remote Controller YEFA131302 Removable Face Plate Case YGP9FZ2714 Screw Kit 10.7. Mechanical Parts MISCELLANEOUS Ref. No. Part No. Part Name &...
  • Page 37 Ref. No. Part No. Part Name & Description Remarks (2-C) YEFX0214422 Bracket, CN701 (1-B) YEFV011928 Insulator (2-A) YEFX0012125 Transparent Plate (1-C) YEFX0213945B Bracket, IC241 (3-A) YEFX0214481 Bracket, Deck (3-C) YEFX0214423 Bracket, IC702 (1-C) YEFX0214168 Bracket, IC704 YEFX007082 Cord Clamper A,B (4-C) (4-B) YEFX007380 Cord Clamper...
  • Page 38 12. CD PLAYER PARTS LIST Note: 1. Be sure to make your orders of replacement parts according to this list. 2. Important safety notice: Components, identified by mark have special characteristics important for safety. / When replacing any of these components, use only manufacturer’s specified parts.
  • Page 39 3. Location keys in the remarks column indicates the general location of the parts shown in the exploded drawing, as in a load map. 4. The marking (RTL) indicates that Retention Time is limited for this item. After the discontinuation of assembly in production, the item will continue to be availability is dependent on the type of assembly, and in accrdance with the laws governing part and product retention.
  • Page 40 Ref. No. Part No. Part Name & Description Remarks ECUX1H070DCV Chip,7pF 50WV ECUX1H220JCV Chip,22pF 50WV ECUX1C104ZFV Chip,0.1MFD 16WV C26,27 ECUX1H102KBV Chip,0.001MFD 50WV ECUX1H223ZFV Chip,0.022MFD 50WV RCE0JPK221IG Electrolytic,220MFD 6.3WV F1H1A154A022 Chip,0.15MFD 10WV RCE0JPK221IG Electrolytic,220MFD 6.3WV ECUX1H561KBV Chip,560pF 50WV ECEA0JKA101 Electrolytic,100MFD 6.3WV ECEA1AKA221 Electrolytic,220MFD 6.3WV ECUX1A105ZFV...
  • Page 41 Ref. No. Part No. Part Name & Description Remarks R50-56 ERJ3GEYJ473V Chip,47k ohms 1/16W ERJ3GEYG472V Chip,4.7k ohms 1/16W ERJ3GEYG102V Chip,1k ohms 1/16W ERJ3GEYJ272V Chip,2.7k ohms 1/16W ERJ3GEYG102V Chip,1k ohms 1/16W ERJ6GEYJ2R2 Chip,2.2 ohms 1/10W R101 ERJ3GEYJ105V Chip,1M ohms 1/16W R102 ERJ3GEYJ224V Chip,220k ohms 1/16W ERJ8GEY0R00V...
  • Page 42 Ref. No. Part No. Part Name & Description Remarks RML0434 Roller Arm V(1-A) RMR0769-W Roller Bering V(1-A) RXJ0017 Roller Shaft V(1-B) REE0668 Flexible PCB V(4-B) RHW27004 Washer V(3-C) RMB0461 Spring V(4-C) RMB0468 Spring V(4-C) RMB0489 Spring V(4-C) (3-C) RML0428 Switch Lever V(3-C) RML0430 Trigger Lever L...
  • Page 43 14. PACKING PARTS LIST...
  • Page 44 - Item numbers listed below should not order regular spare parts. (not available) Item No. Part No. Part Name & Description Q'ty Remarks Inner Carton Not available Packing Pad Front Not available Packing Pad Rear Not available YEFG04019 Rear Support Strap YEP9PR3500 Instruction Book Kit Not available...
  • Page 45 15.4. CD Servo Block (Top View) 15.5. CD Servo Block (Bottom View) 15.6. Pre. Amp. Block <Only for CQ-DFX501U> 15.7. Sub.W Amp. Block <Only for CQ-DFX501U> 15.8. Sub. Block 16. SCHEMATIC DIAGRAM (1) 16.1. Sub. Block 17. SCHEMATIC DIAGRAM (2) 17.1.

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