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DZ1200 system block diagram
Fig 1
JACK
Turntable
Controller AN6680
Sensor
Driver AN6675
MAIN
4.5 V monitoring
RESET
Microcomputer
M30622
(UI microcomputer)
16MHz
ADC IN
CP
TEMPO VR
Decoder
SW
LED
DZ1200 SW, VOLUME input circuit block diagram
Fig 2
MAIN
CP1
IC2
UI microcomputer
A/D
M30622
input
SW10~40
A/D
input
CD/SD
A/D
input
PCON
A/D
input
REV
Serial
communication
IC14
P-CON
Scratch microcomputer
DSC25
LINK
LINE OUT
MUTE
Motor
AMP
DAC
PCM1734
27MHz
11.29MHz
Serial
I2C
EEROM
External bus
Buffer
FLASH
ROM
LCD
SW
LED
SW x6
CD/SD
SW
DE
TEMPO
VR
H.PHONE DIGITAL
OUT
OUT
AMP
BUFFER
VCC
DIGITAL
TC9271
VCC
27MHz
DSC25
(SC microcomputer)
Serial
2.9 V monitoring
RESET
SDRAM
Buffer
FLASH
X2
ROM
(ATAPI interface)
Shutter
CD
LED
CP3
SW x9
SW x8
SW x3
SW x4
CP5
SW x5
SW x4
DE
Refer to the item "Composition of the parts".
Refer to the item "Outline of the parts".
Refer to the item "Explanation of the main signals".
POWER
Switching power supply
DSC25
(MD microcomputer)
External bus
SDRAM
SD I/F
MN5772
SD
Refer to the item "Signal flow", panel.
CP2
REV SW
DE
DE
AC100V~240V
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