Technics SL-DZ1200PP Service Manual page 26

DZ1200 audio output circuit block diagram
Fig 5
MAIN
IC18
+7 V power supply Three-terminal
+5 V for audio
regulator
IC14
Scratch microcomputer
DSC25
LRCK
DATA
BCK
SCK
Digital output enable signal
X6
11.2896MHz
DZ1200 turntable control circuit block diagram
Fig 6
MAIN
Clock
IC2
UI microcomputer
Serial M30622
communication
Torque switching
IC14
Scratch microcomputer
DSC25
IC33
DAC IC35
PCM1734 Operation
Analog amplifier Analog
audio M5218A audio
Serial communication
IC2
UI microcomputer
M30622
IC4
DIGITAL
AUDIO
TC9271 IC15 Digital
Gate audio
7W08F
JACK
+10V
TT.PWM
IC2003
Motor controller
X2001 AN6680
4.193MHz
Brake
adjustment
VR2001
IC2007
IC2008
Analog SW
Motor ON/OFF
Turntable FREE
Forward/reverse switching signal
25
SL-DZ1200PP / SL-DZ1200EB / SL-DZ1200EG / SL-DZ1200EP / SL-DZ1200GN
Refer to the item "Signal flow", CD, SD audio flow.
JACK
IC2004
Operation
amplifier Analog
M5218A audio
IC2002 Q2004
VR2002 Operation Q2005
H.PHONE
amplifier Q2006
VR M5218A Q2007
MUTE signal MUTE
circuit
IC2006 T2001
7WU04F Isolation
Buffer transformer
Refer to the item "Signal flow", turntable.
+20V
Q2008 +20 V power supply
Transistor
IC2005
Three-phase signal
Motor driver
AN6675
ECR
EC
Q2009
FG FG signal
AMP
LINE
OUT
H.PHONE
audio H.PHONE
OUT
Digital
audio DIGITAL
OUT
Turntable
Motor
FD coil