2-1
Block diagram
CN141
CN204
Q144
FAN
DRIVE
Q291
Q292
HP MUTE
Q201,Q202
MUTE CTRL
RY201
RELAY
L-ch
R-ch
Q243
RELAY
CTRL
FAN
MOTOR
DC PROTECT
SHORT
PROTECT
PROTECT
THEMAL PROTECT
JK991
HEAD
PHONE
SP201
SPEAKER
Main section
CD servo section
IC112
9V REG.
IC113
8V REG.
IC111,IC110
-9V/12V REG.
D101
D111
VFD AC
-28V
FOUCS COIL
TRACKING COIL
FEED/SPINDLE
MOTOR
OP/CL
MOTOR
CD
MECHANISM
IC651
VFD DRIVER
VFD1
VFD DISPLAY
IC625
Q626
DIMMER-1
Q625
D625
D626
VR601
ENCODER
STANDBY LED
DIMMER LED
Q627
DIMMER-2
[FRONT PCB-1]
S602 to 615
KEY MATRIX
CN601
CN403
BN651
RMC
DIMMER
CONTROL
BN652
CN801,CN802
BN903
BN101
BN102
CN101
CN102
CN103
CN401,CN402
JK971
USB
BN971
CN860
[FRONT PCB-2]
5V
CONTROL
1.8V
3.3V
3.3V
8V
5V
IC703
MOTOR
DRIVE
IC801
DSP
IC803
1.8V REG.
IC802
DRAM
IC860
USB HOST
IC701
ASP
IC862
5V REG.
Q862
USB POWER
CONTROL
Q703
CD ON/OFF
CONTROL
Q896
USB ON/OFF
CONTROL
IC371
BUFFER
Q361,Q362
AUX LEVEL
SELECT CTRL
IC372,Q371
AUX SIGNAL DETECT
JK981
AUX IN
IC105
AMP.
Q402
RESET
X860
12MHz
X801
16.9344MHz
Q861
3.3V REG.
IC401
MICON
X401
8.0MHz
X402
32.768kHz
IC501
FUNCTION
IC551
AHB PRO
LOGIC
CONTROL
TREBLE
BASS
AUX
TUNER
CD
TAPE
18dB AMP
AHB CONTROL
BC CNT
VOLUME
REC
AMP
+/-9V
15V
9V
9V
+/-VP
+/-VP
3.3V
ZD501,ZD502
+/-4.7V REG.
TREBLE/BASS
CIRCUIT
TUNER PACK
Q354
VCC3.3V SW
Q352
VCC9V SW
AC
CORD
PT902
SUB
TRANS
L901
FILTER
-AC
RY901
RELAY
Q903
RELAY
CONTROL
D901
to D905
DIODE
IC901
5V REG.
TRANS
Trans & Regulatorsection
