Sony MDSJE320 - MiniDisc Recorder Service Manual page 36

IC171 XL24C01AF
1024 BIT EEPROM ARRAY
A0 1
7BIT
ADDRESS
A1 2
7BIT
DECODER ADDRESS RESISTOR
START
3
A2
CONTROL CIRCUIT
HIGH VOLTAGE
4
GND
GENERATION CIRCUIT
IC192 L88MS33T
START UP
CIRCUIT
1
VIN
• Main section
IC301 LA9615
LINE02 1
PMUTE 2
LINE01 3
MUTE 4
LINE/MIC 5
V
6
DD
+
+D/A1 7
–
+D/A1 8
9
+D/AO1
LP1N1 +
10
–
13.2k
LPOUT1 11
GND1 12
LPOUT2 13
13.2k 13.2k
–
+
LPIN2 14
15
D/AO2
–
–D/A2 16
+
+D/A2 17
V 18 V
CC CC
8 V
8BIT
SLAVE WORD DATA
7 TEST
RESISTOR
STOP
6
SCL
ACK
VOLTAGE
5
SDA
DET
REFERENCE
ERROR
VOLTAGE
AMP
ON/OFF
PROTECTOR
CONTROL
2 3
STB GND
36 LINE1
V
EE 35 V
EE
34 MIC1
+
33 SW01
–
32 SWI1
–
+
31 –A/D1
30 INV1
–
2.35k
+
+A/D1
29
A/DREF
28
+
–
27 VREF
+A/D2
26
2.35k
+
–
25 INV2
24
–A/D2
+
–
23 SWI2
–
22 SWO2
+
21 MIC2
20 GND2
19 LINE2
CC
CURRENT
LIMITER
4
CN VOUT
IC307 CXD8607N
+
INRP 1
INRM 2
–
REFI 3
AVDD 4
AVSS 5
APD 6
NU 7
NU 8
TEST1 9
LRCK1 10
BCK1 11
ADDT 12
V35A 13
VSS1 (LF) 14
MCKI 15
DPD 16
VSS2(LF) 17
INIT 18
MODE 19
CPU
SHIFT 20
INTERFACE
LATCH 21
256CK 22
V35D 23
VSS2 24
512CK 25
BCK2 26
DADT 27
LRCK2 28
— 52 —
5
MODULATOR MODULATOR
DECIMATION DECIMATION
FILTER FILTER
LOW CUT LOW CUT
FILTER FILTER
I/O
OVER
MOIZE
ATT SAMP
SHAPER
FILTER
I/O
OVER
NOIZE
SAMP
ATT
SHAPER
FILTER
+
56 INLP
55 INLM
–
54 REFO
53 LVSS
52 LVDD
51 AVSS(LF)
VOLTAGE
REFERENCE 50 NU
49 NU
48 VSS1(LF)
47 TEST3
46 TEST2
45 VSS1
44 VDD1
43 VDD1
42 VDD2
41 L1
PLM
40 AVDDL
39 L2
38 AVSSL
37 XVSS
36 XIN
35 XOUT
34 XVDD
33 AVSSR
32 R2
31 AVDDR
PLM
30 R1
29 VDD2