Sony Cdx L550 570x Manual
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![Page 23
2323
CDX-L550X/L570X
IC B/D
3-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 29 for IC\
Block Diagrams.
Note:
• Voltage is dc with respect to
ground under no-signal
(detuned) condition.
no mark : FM
(Page
22)
(Page 25)](http://img.usermanuals.tech/thumb/72/48892/w64_sony-cdx-l550-570x-22.png "Page 23
2323
CDX-L550X/L570X
IC B/D
3-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 29 for IC\
Block Diagrams.
Note:
• Voltage is dc with respect to
ground under no-signal
(detuned) condition.
no mark : FM
(Page
22)
(Page 25)")
21 21 CDX-L550X/L570X (Page 24) 3-8. PRINTED WIRING BOARD — MAIN SECTION — (Page 19) D601 J-1 D801 J-6 D802 K-7 D803 I-12 D804 I-12 D809 K-4 D811 K-4 D812 K-3 D813 K-3 D814 K-3 D815 J-2 D816 K-3 D817 K-2 D818 K-4 D901 H-12 D902 D-11 D906 D-11 D907 F-11 D908 D-9 D909 D-9 D911 A-9 D912 A-9 D913 C-10 D914 C-10 D915 A-9 D916 A-9 D917 B-10 D918 A-10 D919 F-11 D920 C-11 D931 B-14 D932 E-12D934 D-10 D935 D-10 D941 G-10 IC401 I-3 IC404 A-7 IC801 I-9 IC802 J-12 IC901 G-13 Q101 C-4 Q102 B-3 Q201 B-5 Q202 B-4 Q801 K-11 Q802 I-12 Q803 I-11 Q805 I-12 Q901 E-10 Q902 D-11 Q905 J-13 Q906 K-13 Q907 H-12 Q908 D-13 Q909 E-13 Q910 B-13 Q911 F-10 Q912 D-8 Q913 D-8 Q914 H-13 Q915 H-13 Ref. No. Location • Semiconductor Location Ref. No. Location
22 22 CDX-L550X/L570X IC B/D • Refer to page 17 for Waveforms. 3-9. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 28 for IC Block Diagrams. (Page 20) (Page 23) Note: • Voltage is dc with respect to ground under no-signal (detuned) condition. no mark : FM ( ) : AM < > : CD PLAY
2323
CDX-L550X/L570X
IC B/D
3-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 29 for IC\
Block Diagrams.
Note:
• Voltage is dc with respect to
ground under no-signal
(detuned) condition.
no mark : FM
(Page
22)
(Page 25)
24 24 CDX-L550X/L570X 3-11. PRINTED WIRING BOARD — RELAY SECTION — (Page 21) (Page 27)
25 25 CDX-L550X/L570X 3-12. SCHEMATIC DIAGRAM — RELAY SECTION — (Page 26) (Page 23)
26 26 CDX-L550X/L570X 3-13. SCHEMATIC DIAGRAM — DISPLAY SECTION — (Page 25) Note: • Voltage is dc with respect to ground under no-signal (detuned) condition. no mark : FM
27 27 CDX-L550X/L570X 3-14. PRINTED WIRING BOARD — DISPLAY SECTION — (Page 24) ( ) : SIDE BRef. No. Location (D501) A-11 (D502) A-10 (D503) B-10 (D504) B-6 (IC501) B-9 IC502 A-5 LED510 B-12 LED511 A-12 LED512 B-5 LED513 B-5 • Semiconductor Location
28 28 CDX-L550X/L570X + –+ –+ –+ – OVER VOLTAGE PROTECT REGULATOR 123456789101211 NC MODE2 MODE1 STB VDD AMP VCC ANT COM AM FM GND IC1 µPD63711GC-8EU • IC BLOCK DIAGRAMS IC901 BA4908-V3IC2 BA5810FP 76 75 AGCIAGCO74RFI73C3T72ASY71EFM70AVDD697E DAC3687D DAC2677C DAC1667F DAC065MD64SD63TD62FD60ATEST59TEST158TEST057DGND56TSTB55TSCK54TSI53TSO52PACK51DVDD61AGND 1 DGND 2 RFOK 3 RST 4 A0 5 STB 6 SCK 7 SO 8 SI 9 XTALEN 10 DVDD 11 DAVDD 12 ROUT 13 DAGND REGC 16 LOUT 17 DAVDD 18 R+ 19 R– 20 L+ 21 L– 22 XVDD 23 XTAL 24 XTAL 25 XGND 1514 DAGND 77 RFO 78 EQ2 79 EQ1 80 RF- 81 AGND 82 A 83 C 84 B 85 D 86 F 87 E 88 AVDD 89 REFOUT 90 FE- 91 FEO 92 TE- 93 TEO 94 TE2 95 AGNDTEC 96 PD 97 98 LD PN 99 100 AVDD 50C2D3 49C2D2 48C2D1 47C1D2 46C1D1 45DGND 44PLCK 43MIRR/WFCK 42RFCK 41LOCK 40DVDD 39TSOI 38C16M 37DGND 36TX 35HOLD/WDCK 34LRCK 33LRCKIN 32SCKO 31SCKIN 30DOUT 29 28DIN FLAG 27EMPH 26DVDD EFM COMPARATOR EFM EFM DEFECT FOK A3T MIRR FEO TEOTEOFSFEOFS RF AMP BLOCK SWITCH MICROCOMPUTER INTERFACE SCF OSC FOCUS REGISTER TRACKING REGISTER OCTUPLED OVERSAMPLING DIGITAL FILTER NOISE SHAVER OUTPUT BUFFERNOISE SHAVER OUTPUT BUFFER DE-EMPHASIS CIRCUITD/A INTERFACE CIRCUIT OUTPUT PROCESSOR DIGITAL AUDIO INTERFACE DIGITAL PLL TIMING GENERATOR EFM DEMODULATOR ERROR CORRECTION PROCESSOR MICROCOMPUTER INTERFACE CD-TEXT DECODER SUB-CODE PROCESSOR 16K SRAM D/A AUTO GAIN CONTROLLERFD/TD/SD/MD CONTROLLER ADDER SVDRAM MULTIPLIERSVCRAM SVROMROM DECODER CLV PROCESSOR DEFECT COMPARATOR RFENV MIRENV A/D CONVERTER MEMORY PROCESSOR COMPARATOR 1 FWD +– +– +– 2 REVLOADING PRE FWD REV 3 LDCONT 6 IN2 7 PREVCC 8 POWVCC VOL– VOL+IN1 4 PS +– LEVEL SHIFT+– +–LEVEL SHIFTLEVEL SHIFT+– POWER SAVE CH1-4 MUTE X3 9 10 11 VO2– 12 VO2+ 13 VO1– 14 VO1+ 5BIAS OPIN4+ OPIN4– OPIN3– OPOUT3 MUTE POWVCC GND OPIN3+ OPOUT4 VO3– VO3+ VO4– VO4+ 7.5k 7.5k 16k 16k 7.5k 7.5k 16k 16k 10k10k 10k 10k 10k10k 10k 10k 10k 10k 10k 10k +– +– +– LEVEL SHIFT+– +– +– 10k 10k 10k 10k +– 28 2726 23 22 21 25 2019 18 17 16 15 24 POWVCC34 (CH3,CH4) PREVCC (PRE.LOADING) POWVCC12 (CH1.CH2)
29 CDX-L550X/L570X IC401 TDA7406T 33 3435 363738 39 4041424344 1234567891011 282730293231 SOFT STEP FADERSOFT STEP FADERSOFT STEP FADER SUB WOOFER FILTER MONO FADER MIXER OUTPUT SELECTOR HIGH PASS SOFT STEP VOLUME 7BAND EQUALIZER SOFT MUTE BEEP PAUSEPLL PIL, DET LOUDNESS SPECTRUM ANALIZER IN GAIN + AUTO ZERO MAIN SOURCE SELECTORMIXING SELECTOR IIC-BUS DIGITAL CONTROL DEMODULATOR +STEREO ADJUST +STEREO BLEND PILOT CANCELLATION MULTI PATH DETECTOR AM/FM NOISE BLANKER PULSE FORMER SUPPLY 25kHz LP 86kHz LP STD IN GAIN S & H HIGH OUT QUAL. A/D 12 13 14 15 16 18 19 22 2120 INPUT MULTIPLEXER TAPE R FDR+ FDL– FDL+ PAUSE PHONE TIM NAVI AM/MPX2 AMIF CMPX TAPELMDL MDRCDL CDR CREF AC OUTL SWACOUTACOUTRACINRSWIN ACINL MIXINFL MIXINRL MIXINRR MIXINFR OUTFL OUTRL OUTFR OUTRR OUTSW SAOUT26252423 AUX1 LEVEL MP IN MP OUT QUAL 17 ATT GND SDA SCL SACLK VDD CREF
30 CDX-L550X/L570X 1 19 234 520 67 89 1011 12 12 1314 15 16 17 18 #2#2 #2 #1 #1 MG-393X-121//K #1 TU601 F901 #3 #1 #1#1 #2 #6 #2 #2 #5 #5 #5 SECTION 4 EXPLODED VIEWS Ref. No.Part No.DescriptionRemark 4-1. CHASSIS SECTION Ref. No.Part No.DescriptionRemark The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. Les composants identifiés par une marque 0 sont critiques pour la sécurité. Ne les remplacer que par une piéce portant le numéro spécifié. NOTE: • The mechanical parts with no reference number in the exploded views are not supplied. • Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. • -XX and -X mean standardized parts, so they may have some difference from the original one.• Color Indication of Appearance Parts Example : KNOB, BALANCE (WHITE) ... (RED) Parts Color Cabinet’s Color • Accessories and packing materials and hardware (# mark) list are given in the last of this parts list.RR 1 X-3380-007-1 PANEL ASSY (CD), SUB 2 3-041-039-01 BUTTON (EJECT) *3 1-679-988-11 RELAY BOARD 4 X-3376-686-1 GEAR ASSY 5 3-030-909-02 DAMPER, OIL 6 3-713-786-51 SCREW +P 2X3 7 X-3376-687-1 LOCK ASSY *8 3-224-309-01 COVER 9 1-776-207-82 CORD (WITH CONNECTOR) (POWER) *10 3-024-285-01 CUSHION (RUBBER) *11 3-041-173-01 BRACKET (CD) 12 3-922-535-11 SCREW (+BTT)*13 A-3283-103-A MAIN BOARD, COMPLETE (L570X) 13 A-3283-154-A MAIN BOARD, COMPLETE (L550X) *14 3-224-312-11 HEAT SINK (MAIN) *15 3-019-565-01 BRACKET (IC) *16 3-041-261-01 BRACKET (TR) *17 3-224-313-01 HEAT SINK (REG) *18 3-224-308-01 CHASSIS 19 3-035-250-01 SCREW (LOCK) *20 X-3376-689-1 BRACKET (GEAR) ASSY F901 1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A TU601 A-3220-738-A TUNER UNIT (TUX-020)