SECTION 2 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. 2-1. FRONT PANEL ASSY (NORMAL) 1 Turn on the power and open the front panel. 3 screw (panel) stand 2 screw (panel) 4 front panel assy (Take care not to flexible board pull the flexible...
2-3. CD MECHANISM BLOCK, FLEXIBLE BOARD 7 bracket (CD) 5 CD mechanism block 6 PTT 2.6x6 8 cover (flexible) 0 flexible board 3 PTT 2.6x4 9 CNP802 Note: When installing the flexible board, make the board slack as illustrated. 2 PTT 2.6x4 1 PTT 2.6x6 4 CNP701 2-4.
2-5. MOTOR BLOCK ASSY, CAM (R) ASSY Note : Install the motor block assy and cam (R) assy in this roder. For phase alignment between cams (L) and (R), see page 29 and 31. 1 PTT 2.6x6 Note: Install the cam (R) assy with 4 PTT 2.6x6 the cam fully rotated in the direction of the arrow A.
2-7. HEAT SINK 5 heat sink 4 PTT 2.6x8 3 PTT 2.6x8 2 PTT 2.6x12 1 PTT 2.6x8 2-8. CHASSIS (T) SUB ASSY 2 P 2x3 3 P 2x3 1 Unsolder the 4 chassis (T) sub assy lead wires. black white...
2-11. SHAFT ROLLER ASSY • When installing, take note of the positions arm (roller) and washers. (Fig. 1) 3 retaing ring (RA) shaft retainer washer washer 4 shaft retainer shaft retainer retaing ring (RA) Fig. 1 5 shaft roller assy 2 arm (roller) 1 tension spring (RA) 2-12.
SECTION 3 PHASE ALIGNMENT 3-1. ARM (A-L) ASSY, ARM (B-L) ASSY 4 arm (A-L) assy 5 stop ring 1.5, type-E 2 stop ring 1.5, type-E 1 arm (B-L) assy 3 spring (arm L) bracket (L) assy 3-2. CAM (L) 1 Move the arm (B-L) assy in the direction of the arrow A and the arm (A-L) assy in the direction of 3 stop ring 1.5, type-E the arrow B fully (full open state).
3-3. MOTOR BLOCK 1 Turn the cam (L) and position the cam so that part A does not touch the SWITCH board SW900. 3 PTT 2.6x6 4 PTT 2.6x6 2 motor block SWITCH board 5 B 2.6x4 SW900 cam (L) 3-4.
3-5. ARM (A-R) ASSY, ARM (B-R) ASSY 5 stop ring 1.5, type-E 4 arm (A-R) assy 2 stop ring 1.5, type-E 3 spring (arm R) 1 arm (B-R) assy bracket (R) assy 3-6. CAM (R) 1 Move the arm (B-R) assy in the direction of the arrow A and the arm (A-R) assy in the direction of the arrow B fully (full open state).
CDX-M700R/M750 4-2. BLOCK DIAGRAM — CD SECTION — TO TUNER RF AMP, LD APC, DIGITAL SERVO, SECTION TO DISPLAY CD SYSTEM CONTROL SYSTEM CONTROL OPTICAL PICK-UP ERROR AMP DIGITAL SIGNAL PROCESSOR (Page 43) IC801 (1/3) KSS-720A IC501 SECTION (Page 44) •...
CDX-M700R/M750 4-3. BLOCK DIAGRAM — TUNER SECTION — PJ401 –1 BUS AUDIO IN –2 (M750) R-CH ELECTRONIC VOLUME IC401 IC402 –5 OUT FL LINE OUT Q202 FRONT –6 R-CH 34 ACIFLR 33 AC INLR TUNER UNIT TO DISPLAY 35 SWINR –3 TU601 SECTION...
CDX-M700R/M750 4-4. BLOCK DIAGRAM — DISPLAY SECTION — DISPLAY CONTROL IC301 BUS SI UNI SI SB-SI DSP CLK UNI SO UNI SO SYSTEM CONTROL UNI SCK IC801 (3/3) BUS CLK IC302 BUS ON BUS ON AD ON IC405 BU CHECK BU IN AD ON BU 5V...
• Waveforms (MODE:PLAY) 4-5. CIRCUIT BOARDS LOCATION THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) for schematic diagram: • All capacitors are in µF unless otherwise noted. pF: µµF Approx.
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CDX-M700R/M750 • Refer to page 45 for Waveforms. 4-7. SCHEMATIC DIAGRAM — CD MECHANISM SECTION (1/2) — • Refer to page 60 for IC Block Diagrams. Note: • Voltage and waveforms are dc with respect to ground under no-signal conditions. no mark : CD PLAY (Page 49) ∗...
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CDX-M700R/M750 • Refer to page 45 for Waveforms. 4-8. SCHEMATIC DIAGRAM — CD MECHANISM SECTION (2/2) — • Refer to page 60 for IC Block Diagrams. (Page 48) Note: • Voltage and waveforms are dc with respect to ground under no-signal conditions. no mark : CD PLAY ∗...
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CDX-M700R/M750 Ver 1.3 2001. 05 4-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/4) — • Refer to page 60 for IC Block Diagrams. Note: • Voltage is dc with respect to ground under no-signal (detuned) condition. no mark : FM < >...
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CDX-M700R/M750 4-11. SCHEMATIC DIAGRAM — MAIN SECTION (2/4) — • Refer to page 60 for IC Block Diagrams. Note: • Voltage is dc with respect to ground under no-signal (detuned) condition. no mark : FM ) : AM/MW (Page 54) (Page 55)
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CDX-M700R/M750 4-12. SCHEMATIC DIAGRAM — MAIN SECTION (3/4) — • Refer to page 60 for IC Block Diagrams. (Page 52) (Page 53) Note: • Voltage is dc with respect to ground under no-signal (detuned) condition. no mark : FM...
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CDX-M700R/M750 4-13. SCHEMATIC DIAGRAM — MAIN SECTION (4/4) — • Refer to page 60 for IC Block Diagrams. (Page 52) (Page 53) (Page 57) (Page 59) Note: • Voltage is dc with respect to ground under no-signal (detuned) condition. no mark : FM...
CDX-M700R/M750 4-15. SCHEMATIC DIAGRAM — SUB SECTION — (Page 55) Note: • Voltage is dc with respect to ground under no-signal (detuned) condition. no mark : FM...
SECTION 5 EXPLODED VIEWS NOTE: • The mechanical parts with no reference • Accessories and packing materials and The components identified by number in the exploded views are not supplied. hardware (# mark) list are given in mark 0 or dotted line with mark •...
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5-3. CD MECHANISM SECTION (1) (MG-383V-121//K) M903 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 101 1-676-709-11 DISC IN SW BOARD 3-040-040-01 ARM (ROLLER) 3-040-039-01 CHASSIS (T) * 111 A-3294-808-A SERVO BOARD, COMPLETE 3-040-038-01 SPRING (LR), TENSION * 112 3-040-048-01 BRACKET (MOTOR) 3-040-050-01 LEVER (L)
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5-4. CD MECHANISM SECTION (2) (MG-383V-121//K) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-040-025-01 ARM, CHUCKING A-3307-422-A CHASSIS (M) COMPLETE ASSY 3-040-031-01 DAMPER (T) 3-040-059-01 SPRING (TR), TENSION 3-040-056-01 LEVER (D) 3-040-057-01 LEVER (LOCK) 3-040-024-01 RETAINER (DISC) 3-040-058-01 GEAR (MDL) 3-040-053-01 RING, LOADING 3-040-052-01 WHEEL (U), WORM...
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5-5. CD MECHANISM SECTION (3) (MG-383V-121//K) M901 M902 The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 201...
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CDX-M700R/M750 US Model Canadian Model SERVICE MANUAL CDX-M750 AEP Model UK Model Ver 1.4 2001. 08 CDX-M700R SUPPLEMENT-2 File this supplement with the service manual. Subject : Change of Main, Sub and Display Boards (CSB02152, CSB02287) When performing service and inspection, check the suffix of the part number of the main, sub and display boards.
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CDX-M700R/M750 2. SCHEMATIC DIAGRAM — MAIN SECTION (1/4) — • Refer to page 60 of Service Manual for IC Block Diagrams. Note: • Voltage is dc with respect to ground under no-signal (detuned) condition. no mark : FM < > : CD PLAY D901 L901 C435...
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CDX-M700R/M750 3. SCHEMATIC DIAGRAM — MAIN SECTION (2/4) — • Refer to page 60 of Service Manual for IC Block Diagrams. PJ401 R445 C462 R447 PJ402 IC403 JR408 R444 C461 R446 Q403 R448 C418 C465 R449 C420 JR609 R409 R408 PJ403 Q606 D603...
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CDX-M700R/M750 4. SCHEMATIC DIAGRAM — MAIN SECTION (3/4) — • Refer to page 60 of Service Manual for IC Block Diagrams. (Page 6) (Page 7) FB801 R321 R322 R827 FB301 IC902 C310 C308 C307 D924 JR306 R306 C301 R324 C327 C320 C922 C921...
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CDX-M700R/M750 5. SCHEMATIC DIAGRAM — MAIN SECTION (4/4) — • Refer to page 60 of Service Manual for IC Block Diagrams. (Page 6) (Page 7) M601 CNP902 SW900 C378 C379 D502 R352 R371 R372 R301 R373 (Page 11) IC301 CNP805 C353 R375 R866...
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CDX-M700R/M750 7. SCHEMATIC DIAGRAM — SUB SECTION — CN502 Q501 CNP501 R503 R506 Q502 R504 LED503 LED501 R505 R502 (Page 9) D503 D504 C503 D501 SW501 SW504 R501 C502 C501 IC501 Note: • Voltage is dc with respect to ground under no-signal (detuned) condition.