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 TA2153FN (RF Amp)

Functional overview and pinout for the RF amplifier IC.

IC120 TC9462F (Digital Servo Processor)

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

IC130 TA2092N (Servo Driver)

IC160 ES3890F (VCD Processor)

Block diagram and pin description for the VCD processor IC.

IC190 M11L16161SA-45T (DRAM)

IC211 TA2149BFN (AM/FM 1 Chip Tuner IC)

IC222 TC9257F (Tuner PLL IC)

IC440 AN7348K (Play / REC Preamprifier)

IC441 TC9422F (Volume Control)

IC601 PT6315 (VFD Driver / Controller IC)

IC597 TDA8921TH (Class-D Power Amplifier)

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

IC651 TMP87EP26F-4K76 (Micro Controller)

Block diagram and pinout for the micro controller IC.

IC180 MX29F004TPC-70 (4M-Bit CMOS Flash Memory)

FL DISPLAY DESCRIPTION

SCHEMATIC DIAGRAM (FRONT)

SCHEMATIC DIAGRAM (CD)

SCHEMATIC DIAGRAM (AMPLIFIER & MCU)

SCHEMATIC DIAGRAM (TUNER)

SCHEMATIC DIAGRAM (D-AMP)