Sanyo DC-DA2000 Service Manual

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IC BLOCK DIAGRAM & DESCRIPTION
IC103 MM1469XH (CD Driver)
IC211 LA1186N-AUDIO (FM Front End)
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Vcc
Vcc
DRIVER MUTE
D.BUFD.BUFD.BUFD.BUF
D.BUFD.BUFD.BUFD.BUF
Level shift
Level shift
Level shift
Level shift
T.S .D
Vref BUFFER
RF MIX REG OSC
RF IN GND IF OUT Vcc
1 2 3 4 5 6 7 8 9
FM
IF
FM
DET
LEVEL
DET
S-CURVE
AM/FM
IF
BUFF
REG
GND
COMP
TUNING
DRIVE
AM
IF
AM
DET
VCC
AGC
PILOT
CANCEL
PILOT
DET
DECODER
ANTI-BIRDIE
STEREO
SW
FF
38k
FF
19k
VCO
304kHz
AM
RF.AMP
AM
MIX
AM
OSC
ALC
BUFF
P-DET
FF
19k
2
1
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13
IC231 LA1844ML ( Tuner System)

Sanyo DC-DA2000 Specifications

Tuner

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

CD Player

Channels	2-channel stereo
Sampling frequency	44.1 kHz
Laser output	0.6 mW
Wave length	790 nm

Cassette Deck

Track system	4-track, 2-channel stereo
Frequency response	80 Hz to 15 kHz
Signal-to-noise ratio	40 dB
Wow/flutter	0.15% (WRMS)
Fast forward/rewind time	Approx. 110 sec. (C-60)

General

Output power	4W x 2
Power requirements	AC 230 ~ 240 V, 50 Hz
Power consumption	21 W
Dimensions	150(W) x 230(H) x 205(D) mm
Weight	2.3 kg

Speaker Systems

Type	Full range bass reflex
Unit used	10 cm cone type
Maximum power-handling capacity	8 W (peak)
Nominal impedance	4 ohms
Dimensions	145(W) x 230(H) x 170(D) mm
Weight	1.2 kg (per speaker)