Sony TCM-200DV - IC Block Diagrams

10
TCM-200DV
IC501 NJM2072 (TE2)
IC601 LB1979VS-TLM
1
2
3
4 5
6
7
8
INPUT
GAIN CONT
AMP OUT
GND
VCC
OUTPUT1
RECOVERY
TIME CAP
OUTPUT2
FC GND
VCC
VCC
FC
WB
VCC
NC
UOUT
VOUT
WOUT
P-GND
VB
UB
GND
TO
CONTROL
BLOCKS
TO
EACH
BLOCKS
N1 OUT VSP IN+ VREF S/S COM OSC
75
4
31 2 6 8 9 10
1112131415161820 19
STARTING
DETECT
POWER
SUPPLY
BIAS
OSCILLATING
CIRCUIT
SPEED CONTROL
REFERENCE VOLTAGE
REFERENCE
VOLTAGE
CURRENT
DETECT
SPEED
DETECT
WAVEFORM DETECT
COMMUTATION STARTING LOGIC
SOFT SWITCH
PRE DRIVER
+
–
17
• IC Block Diagrams
IC101 NJM2128M-TE2
+
–
+
–
14
13
12
11
10
9
2
3
4
5
6
7
8
PRE +IN
PRE
AMP
15
16
+
–
ALC
1
RIPPLE
FILTER
POWER
AMP A
POWER
AMP B
S GND
POWER
+IN A
POWER
-IN A
POWER
-IN B
POWER
+IN B
RF OUT
RF IN
TC
ALC IN
POWER
GND
POWER
OUT B
PRE -IN
PRE OUT
POWER
OUT A
VCC
1
BIAS
3
4
2
8
6
5
7
SHUTDOWN
BYPASS
+IN
-IN
VO2
GND
VDD
VO1
IC102 LM4890MMX
www.freeservicemanuals.info
15/12/2014
Digitized in Heiloo, Holland