Sanyo DC-MP7500(BK)/(XE) - User Manual

Service Manual
FILE NO.
Micro Component System
DC-MP7500(BK) (XE)
DC-MP7500(SL) (XE)
PRODUCT CODE No.
129 686 50 (BK)
129 686 55 (SL)
REFERENCE No.
SM5810593
Laser beam safety precaution .......................................... 1
Tape adjustments ............................................................ 1
Tuner adjustments ........................................................... 2
CD pick-up maintenance .................................................. 2
Exploded view .................................................................. 3
Parts list ........................................................................... 4
Exploded view & Parts list
(CD mechanism) ........................................................... 9
IC block diagram & description ........................................ 10
FL display description ...................................................... 19
Wiring connection ............................................................ 20
Schematic diagram
(FRONT) ....................................................................... 22
(CD) ............................................................................... 24
(AMPLIFIER & MCU) .................................................... 28
(TUNER) ....................................................................... 32
(D-AMP) ........................................................................ 36
Wiring diagram
(VOLUME)..................................................................... 21
(FRONT) ....................................................................... 21
(CD) Parts side view .................................................... 26
Pattern side view ................................................. 27
(AMPLIFIER & MCU) .................................................... 30
(TUNER) ....................................................................... 34
(POWER TRANSFORMER) ......................................... 35
(D-AMP) Parts side view ............................................. 37
Pattern side view .......................................... 38
(D-AMP POWER SUPPLY) .......................................... 39
This service manual consists of
For BK ; "DC-MP7500U(BK)/XE" (Main unit : 129 685 50), " SX-MP7500L(BK)/XE" (Speaker system(left):
165 098 03) & "SX-MP7500R(BK)/XE" (Speaker system(right) : 165 106 03)
For SL ; "DC-MP7500U(SL)/XE" (Main unit : 129 685 55), " SX-MM7000L/XE" (Speaker system(left) :
165 098 01) & "SX-MM7000R/XE" (Speaker system(right) : 165 106 01).

Sanyo DC-MP7500(BK)/(XE) Specifications

General

Brand	Sanyo
Model	DC-MP7500(BK)/(XE)
Category	Stereo System
CD Player	Yes
Speakers	2
Headphone Jack	Yes
Remote Control	Yes
Playable Media	CD, CD-R, CD-RW
Tuner	FM

Summary

LASER BEAM SAFETY PRECAUTION

CAUTION

Safety warning regarding laser device access and servicing.

TAPE ADJUSTMENTS

Azimuth Adjustment

Tape Speed Adjustment

TUNER ADJUSTMENTS

CD PICK-UP MAINTENANCE

Optical Lens Cleaning

Instructions for cleaning the CD player's optical lens.

PARTS LIST

Product Safety Notice

Important safety precautions for servicing components.

IC BLOCK DIAGRAM & DESCRIPTION

IC110 TA2153 FN (RF Amp)

Functional overview and pinout for the RF amplifier IC.

IC120 TC9462 F (Digital Servo Processor)

Block diagram and pin details for the digital servo processor IC.

IC130 TA2092 N (Servo Driver)

IC160 ES3890 F (VCD Processor)

Block diagram and pin description for the VCD processor IC.

IC190 M11 L16161 SA-45 T (DRAM)

IC211 TA2149 BFN (AM;FM 1 Chip Tuner IC)

IC222 TC9257 F (Tuner PLL IC)

IC440 AN7348 K (Play; REC Preamprifier)

IC441 TC9422 F (Volume Control)

IC601 PT6315 (VFD Driver; Controller IC)

IC597 TDA8921 TH (Class-D Power Amplifier)

Block diagram and pin descriptions for the Class-D power amplifier IC.

IC651 TMP87 EP26 F-4 K76 (Micro Controller)

Block diagram and pinout for the micro controller IC.

IC180 MX29 F004 TPC-70 (4 M-Bit CMOS Flash Memory)

FL DISPLAY DESCRIPTION

SCHEMATIC DIAGRAM (FRONT)

SCHEMATIC DIAGRAM (CD)

SCHEMATIC DIAGRAM (AMPLIFIER & MCU)

SCHEMATIC DIAGRAM (TUNER)

SCHEMATIC DIAGRAM (D-AMP)