Read Sony ICD-R100 Service Manual online
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IC104 NJM2072M
IC102 XC25A08510MR
r
IC Block Diagrams (MAIN SECTION)
IC101 MSM7590L-01TS-K
IC709 TC7S08FU (TE85R)
IR
PCMRO
PCMRI
PCMRI
ATT
ATT
PCM
ENCODER
ADPCM
ENCODER
REFERENCE
POWER SUPPLY
ADPCM
DECODER
CLOCK,
TIMING
TIMING
GENERATOR
P/S
or
S/P
PCM
DECODER
BACK-GROUND
NOISE
GENERATOR
DTMF/
OTHERS TONE
GENERATOR
VOICE
DETECT
AIN1+
AIN1–
GSX1
AIN2
25
24
23
22
21
MCK
CPU
INTERFACE
DEN
20 EXCK
19
DIN
18 DOUT
17
VOXO
PCMSO
PCMSI
IS
28
27
26
BCLK
XSYNC
RSYNC
31
DG
32
30
29
3
SG
2
AG
1
4
5
GSX2
7
VFRO
8
PWI
9
AOUT– 10
AOUT+ 11
6
+
–
–
+
–
+
–
–1
SAO+ 12
+1
SAO–
13
VOXI 15
VDD 16
PDN/RESET 14
–1
CLKIN
VSS
VDD
CLKOUT
PHASE
DETECTOR
1/N
COUNTER
L.P.F.
VCO
1/2
BUFFER
2
1
3
4
CE
5
1
2
3
4
8
7
6
5
GND
AMP OUT
GAIN CONT
INPUT
VCC
OUTPUT2
OUTPUT1
RECOVERY
TIME CAP
TIME CAP
1
5
2
4
3
IN B
VCC
IN A
GND
OUT Y
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