Sanyo DC-DA280 Service Manual

Service Manual
FILE NO.
REFERENCE No.
Micro Component System
DC-DA280 (AU)
(KR)
PRODUCT CODE No.
129 622 05 (AU)
129 622 07 (KR)
AU: This service manual consists of "DC-DA280U/AU" (Main unit : 129 621 05) and
"SX-DA280/UK" (Speaker system : 165 046 00).
KR: This service manual consists of "DC-DA280U/KR" (Main unit : 129 621 07) and
"SX-DA280/KR" (Speaker system : 165 046 05).
Contents
Specifications ................................................................... 1
System connections ......................................................... 1
What to do if ..................................................................... 1
Laser beam safety precaution .......................................... 2
CD pick-up maintenance .................................................. 2
CD player adjustments ..................................................... 2
Tape adjustments ............................................................ 3
Tuner adjustments ........................................................... 4
Exploded view
(Cabinet & Chassis) ...................................................... 5
(Tape mechanism) ........................................................ 9
Parts list
(Cabinet & Chassis) ...................................................... 6
(Tape mechanism) ........................................................ 9
IC block diagram & description ........................................ 9
LCD display description ................................................... 14
Wiring connection ............................................................ 15
Schematic diagram
(FRONT) ....................................................................... 16
(CD)............................................................................... 18
(AMPLIFIER for AU)...................................................... 22
(AMPLIFIER for KR)...................................................... 24
(TUNER for AU) ............................................................ 26
(TUNER for KR) ............................................................ 28
Wiring diagram
(FRONT & CD) .............................................................. 20
(AMPLIFIER & TUNER for AU) ..................................... 30
(AMPLIFIER & TUNER for KR) ..................................... 32
(POWER TRANSFORMER) ......................................... 34
SM5810288
MEMORY
REPEAT/FMMODE
SOUND
PRESET
PRESET
TUNER
/BAND
TUNING
VOLUME
REMOTE CONTROLLER RB-DA280AR
LINE

Sanyo DC-DA280 Specifications

Tuner

FM reception frequency	87.5 - 108 MHz
AM reception frequency (9 kHz step)	522 - 1710 kHz
AM reception frequency (10 kHz step)	520 - 1710 kHz

CD Player

channels	2-channel stereo
sampling frequency	44.1 kHz
laser output	0.6 mW

Cassette Deck

track system	4-track, 2-channel stereo
frequency response	80 Hz to 15 kHz
signal-to-noise ratio	40 dB

General Specifications

output power	4W x 2
power requirements	AC 230 V, 50 Hz
power consumption	21 W

Speaker Systems

type	Full range bass reflex
unit used	10 cm cone type
maximum power-handling capacity	8 W

Weight and Dimensions

dimensions	150(W) x 230(H) x 205(D) mm
weight	2.3 kg
speaker dimensions	145(W) x 230(H) x 170(D) mm