Diagrams; Block Diagram - Main Section - Sony ICD-BM1 Service Manual

3-1. BLOCK DIAGRAM – MAIN Section –
MIC301
(MIC)
J302
m
PLUG IN
POWER
J301
i
Q301
MUTE
SP201
5
(SPEAKER)
8
SI/PO DRIVER
8 HPMUTE
RED(REC)
D951 5
REDLED
OPR
GREEN(PB) GREENLED
6
XBATTEN
A
(Page 10)
14 XBATTEN
4 LIGHT
LIGHT
B
(Page 10)
3 CLOCK
2 DATA
92 29
ICD-BM1/BM1A/BM1AVTP/BM1B/BM1DR9
SECTION 3

DIAGRAMS

IC301
ADC,DAC,
HEADPHONE AMP
AINR2 STDO
25 9
AINL2
26
BICK
7
LRCK
5
SDTI
8
14 HPR
15 HPL
MCLK 6
X601
IC303
11.2896MHz
POWER
4 17 MOUT
AMP
MIN
18
1
SCKI
3
CDTI 4
CSN 2
1 PDN
(Page 10)
DSP PWR
IC704 C
L MUTE
D (Page 10)
LMUTE 7
SPPWR
13
HPPWR
H
(Page 10)
12
HPPWR
DSPRST 11
XUSBRST 15 XUSBRST
(TO IC801)
XEEPCS 9
EEPRST 10
34 24
IC601
DSP (IRIS)
TSO 48
ADASI
45
TSCK 49
BCLK
40
TSOEN 50
TSIEN 55
LRCK
47
TSIOEN 158
35 SO
TSI 52
MCLK
46
REQ 159
IC602
150 CLKIN
CLOCK GEN
3 XXT 138 XRST
FOUT 1
5 XT
XRST
G
(Page 10)
IC703
IC705
REAL TIME CLOCK
EEPROM
9 CLK XIRQ 3
1 CS
8 DO
RESET
6
7 DI
3 DI
10 CE
4 DO
2 SK
93 23 33
9 9
ICD-BM1/BM1A/BM1AVTP/BM1B/BM1DR9
IC701(1/2)
CPU (Cliche)
MSDIO
38
14 SDIO
MSCLK 37
39
12 SCK0 MSBS
35 XDSPSIOEN MSINS 40
13 SDO0
DISPLAY
8 DSPIFREQ
XUSBRST
(FROM IC704)
IC706
D-FF
D 2
DREQ 31 5 Q
CK 1
30 BEEP
Φ 60
20
XUSBCS
6
XUSBIRQ
7
XUSBVBUS
XOE
D0 - D15
A0 - A5
68-75,
D0 - D15
D0-D15
77-84
WAKEUP
43-49,
E
A0-A16 51-58,
26,27
(Page 10)
17
XUB
XLB 42
XWE 16
XOE 3
XSRCS 15
CF1 62
X701
15MHz
63
CF2
MEMORY STICK
DIO
SCLK
BS
INS
MSINS
F
(Page 10)
Q701
VBUS
I
(Page 10)
SWITCH
GND
IC801
USB CONTROLLER
46 RST
CN001
47 DREQ0
VBUS 5 1 VBUS
3
D- 2 D-
D+ 4 3 D+
TRON 6
CS
45
42 INT0
INTI
11
41 HWR
44 LWR
XIN 14
RD X801
43
12MHz
XOUT 13
23-34,
D0 - D15
37-40
A1 - A6
17-22
IC702
S-RAM
12,17,18,23,
29,35,36,42,
I/O1-I/O16
7,13,14,20,
26,32,31,37
3-5,9,10,
15,16,22,
A0-A16
A0-A16
44-47,39,40,
33,34,28
8
UB
LB
1
WE
41
2 OE
11 CS
Signal path
: PB
: REC