Table of Contents
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CFD-E90L
IC2 LC72137M-TLM-E
CE
1
DI
CCB
I/F
CL
3
DO
4
B01
5
12BITS
PROGRAMMABLE
6
B02
DIVIDER
B03
7
8
I01
I02
9
SWALLOW
COUNTER
UNIVERSAL
COUNTER
10
IFIN
– PRE Board –
IC301 TA2068N
ALC
1
NAB
2
OUT1
NAB
AMP1
BUF AMP
NAB
3
A1
NF1
REC
AMP1
REC
4
OUT1
26dB
NAB
5
IN1
VREF
6
REF
AMP
GND
7
2.1
NAB
REC
8
IN2
AMP2
REC
9
OUT2
26dB
NAB
10
NF2
NAB
AMP2
NAB
11
OUT2
BUF AMP
MIC
A2
AMP1
MIC
12
NF
38
20
19
REFERENCE
DIVIDER
18
PHASE
17
DETECTOR
16
CHARGE
PUMP
15
UNLOCK
DETECTOR
POWER ON
14
RESET
13
1/2
12
1/16,1/17
4BITS
11
LINE
TAPE
RADIO
MONITOR
BUF AMP
MUTE
AMP
B1
ON
7dB
LOGIC
ON
7dB
BUF AMP
B2
MONITOR
MUTE
AMP
RADIO
TAPE
LINE
XOUT
XIN
AOUT
AIN
PD
VSS
VDD
B04
FMIN
AMIN
– MAIN Board –
IC302 PT2257-S
LINE
24
IN1
RIN
INT
1
23
EXT
RADIO
22
IN1
REC
21
PLAY
PRE
20
OUT1
ROUT
2
19
VCC
PRE
18
OUT2
VSS
3
RADIO
17
LINE
SDA
4
RADIO
16
IN2
TAPE
15
TAPE
LINE
14
IN2
MIC
13
IN
+
+
−
−
CONTROL UNIT
8
LIN
7
LOUT
VDD
6
5
SCL
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