Schematic Diagram -Main Section (3/3) - Sony ICD-UX71 Service Manual

4-10. SCHEMATIC DIAGRAM – MAIN Section (3/3) –
1 2
MAIN BOARD (3/3)
A
B
C
ON
S8000
DPC
OFF
D
ON
S8001
HOLD
OFF
E
F
IC8000
CPU VDD +1.0V REG
C8004 C8001
1u 0.1u
IC8000
G MM3271FURE
0 1.8
VIN
CE
1
R8000 VOUT
VSS
1M
C8000 IC8001
0.1u XC6221B102NR
1.8 1.8
VIN
H CE
1
VOUT
VSS
IC8001
CPU VDD +1.0V REG
I
J
ICD-UX71/UX71F/UX81/UX81F/UX91F
3 4 5 6
CPU_VDD_3.1
R8020
MAIN
1M
11
BOARD
(1/3)
C8014
CPU_VDD_1.0 (Page 19)
0.1u
DGND
C8013
0.1u
JL8000
C8002 C8003
0.1u 10u
7 8 9
DGND
AUDIO_POWER_ON
DOUT
SP/HP_SEL
DAMP_SEL
SP_SHDN
LRCK
MUTE
BCK
DATA
DX/LO
SDI1
SDA
SCK1
SCL
SDO1
CHARGE_ON
SDI0
HP_INSERT
SDO0
MIC_INSERT
SCK0
MAIN
16
BATT_LEVEL_MEASURE
BOARD
(1/3)
(Page 19)
AIRQ
CPU_32K
KEY_WAKEUP
CPU_POWER_ON
LED_R
LED_G
LCD_RESET
BACKLIGHT
CHARGE_MEASURE_ON
CPU_V
FM_POWER_ON!
FM_INT
BATT_LEVEL
CPU_LOUT
CPU_ROUT
KEY_AD0
KEY_AD1
CS2
CS3
LCD_A0
BATT_CHARGE_LEVEL
MAIN
13
BOARD
CPU_PLL2_2.8
(1/3)
(Page 19)
DGND (CPU_DAMP_GND)
UNREG_2.4
VBUS
HOLD
DM
R8001
1M
DPC
DP
C8015
1u
21 21
ICD-UX71/UX71F/UX81/UX81F/UX91F
10 11 12 13
CN8002
60P
1 DGND
2 DGND
3 AUDIO_POWER_ON
4 HOLD
5 DOUT
6 SP/HP_SEL
7 DAMP_SEL
8 SP_SHDN
9 LRCK
10 MUTE
11 BCK
12 VCC_3.3
13 DATA
14 DX/LO
15 SDI1
16 SDA
17 SCK1
18 SCL
19 SDO1
20 CHARGE_ON
21 BATT_LEVEL
22 SDIO
23 HP_INSERT
24 SDO0
25 MIC_INSERT
26 SCK0
27
BATT_LEVEL_MEASURE
28 CPU_DAMP_GND
AUDIO
29 AIRQ
BOARD
A
30 CPU_LOUT
31 CPU_32K
CN4001
32 CPU_ROUT
(Page 17)
33 KEY_AD0
34 CPU_DAMP_GND
35 KEY_AD1
36 CS2
37 KEY_WAKEUP
38 CS3
39 CPU_POWER_ON
40 LCD_A0
41 LED_R
42 LED_G
43 LCD_RESET
44 UNREG_2.4
45 UNREG_2.4
46 UNREG_2.4
47 CPU_VDD_3.1
48 BACKLIGHT
49 CPU_VDD_3.1
50 CHARGE_MEASURE_ON
51 BATT_CHARGE_LEVEL
52 CPU_PLL2_2.8
53 FM_POWER_ON
54 FM_INT
55 VBUS
56 DGND
57 VBUS
58 DGND
59 VBUS
60 DGND
D8001
RB161VA-20 CN8001
4P
LF8001
1 VBUS
2 D-
4
2
3 D+
3 1
D8002 4 GND
CDZT2R12B
(3/3)
CN8001
(USB)