Technics SL-DZ1200PP - Page 173

OSC
(50kHz)
AMPLITUED
CREATION
17
PC
P-SIGNAL
DETECTOR
15
P1
13
P2
11
P3
POSITION
DETECTOR
14
C1
12
C2
10
C3
(+, - )
3-DIFFERENCE
FULL-WAVE PNP
3-DIFFERENCE
FULL-WAVE NPN
POWER TR.
DRIVE COIL
POWER TR.
DRIVE COIL
18
OSC
21
CS
23
POSITION
DETECTOR COIL
AC
4
PC EC ECR
PULSE
GENERATOR
A3
A2
A1
24
1
2
ATC
2019
Vcc
EN
+20V
OSC
RESET
REGU-
LATOR
SPEED
SELECT
START
/STOP
BRAKE
TIMER
I/N
1/16
SPEED
CONTROL
PHASE
CONTROL
SCH-
MITT
FG
AMP
Q2009
FG
D2003
VR2001
(BRAKE)
+20V
Q2008
VCN
Vcc
9
10
FAO
15
20
T
18
M
19
S.S 45 33
67 1
INT
21
BI
12
11
FNC
SRB
5
4
OS1
OS2
23
FGO
24
22
FGI
FGG
2
FI
FO
3
BUFFER
FG AMP
FILTER AMP
ECR
14
PO
VO
13
22 5 6 9
P3
P2
P1
X2001
(4.13MHz)
A1
A2
A3
DRIVE COIL
FAI
16
17
BS
AN6675
IC2005
TURNTABLE DRIVE
AN6680
IC2003
SYSTEM CONTROL
REGULATOR
+20V
SWITCH-
ING
TT. ON
Q2010
TT. PWM
SWITCH-
ING
Q2011
TT. FREE
SWITCH-
ING
Q2003
TT. REV
8
AC
IN
RECTIFIER
S1101
POWER
TRANSFORMER
F1101
L1120L1121
D1140
T1150
C0DBAJG00005
IC1410
POWER
SUPPLY
FP1400
D1271
+20V
REGULATOR+15V
C0CAALE00002
IC1201
+3.3V
D1261
+7V
REGULATOR
C0DBZHG00012
IC1302
+5V
D1305
L1270
L1260
L1403
L1401
ERROR
VOLTAGE
DET.
POWER
SUPPLY
D1157
C0DAEJC00003
IC1200
Q1200
(PHOTO COUPLER)
C0DACZH00008
IC1150
L1402
-15V
D1403
SL-DZ1200(PP,EB,EG,EP,GN) BLOCK DIAGRAM
BILATERAL
SWITCH
TC7S66FTE85L
IC2008
BILATERAL
SWITCH
TC7S66FTE85L
IC2007
POWER
SUPPLY
T.GAIN
Q2019,2020
REGULATOR+1.8V
D2
C0DBZFD00015
IC20
D1110
NOTE
:
CD PLAYBACK SIGNAL LINE