Read Sony ICD-MX20 / ICD-MX20VTP Service Manual online
13
13
ICD-MX20/MX20VTP
ICD-MX20/MX20VTP
4-1. BLOCK DIAGRAM – MAIN SECTION-1 –
Signal path
: REC
: PB
28
24
13
12
8
6
5
31
1
53
62
172
44
177
64
IC6001(1/3)
CPU
G10-P29
BLCD-AD
SIOM_CLK
SIOM_CLK
GIO_P20
GIO_P11
70 GIO_P37
SIOM CS2
2
CKO
69
GIO P36
1
CKI
X6001
11.2896MHz
IC5204
VDD DSP1
RESET
XCS BLCD
XCS BLCD
1
IC1304
CLOCK GEN
IC7001(1/3)
SYSTEM CONTROLLER
FOUT
Q1301
MUTE
J1302
(SPEAKER)
3
9
7
8
10
IC4201
REAL TIME CLOCK
CLK
DI
DO
CE
IRQ
82
GIO_P49
174 IDM MOS1
IDM MOS1
IC1303
ADC, DAC, HEADPHONE AMP
LINPUT1
22 MICBIAS
LINPUT3
LOUT1
ROUT1
10 MONOOUT
25
26
RINPUT2
LINPUT2
ADCDAT
STDO
DCLK
SDIN
SDIN
DACDAT
MCLK
BCLK
BEEP
23
RINPUT3
7
DACLRC
LRCK
SO
30
CSB
32
SCLK
CSB
SCLK
41
P07
60
P41/INT21/SCK2
53
P33/S11(U11)
52
P32/S01(U01)
51
P31/SCK1(UCK1)/LMCO
SP3001
LIQUID
CRYSTAL
DISPLAY
FLEXIBLE BOARD
A
MIC
IC1305
POWER AMP
OUT–
OUT+
-IN
XSHUT-
DOWN
5
8
4
1
J1301
MIC
PLUG IN
POWER
5
3
XT
XXT
X1301
11.2896MHz
Q1351
MIC AMP
Q1251
MIC AMP
Q1151
MIC AMP
3
P50/AN0
SCPU_XRST
KEY AD1
LED XRED
LED XGREEN
BLCD
LIGHT
8
P55/AN5
31
P21/PPG01
30
P22/PPG02
26
P26
VDD I01
Q9503
SWITCH
27 RINPUT1
MAIN2
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