Read Sony ICD-UX71 / ICD-UX71F / ICD-UX81 / ICD-UX81F / ICD-UX91F Service Manual online
ICD-UX71/UX71F/UX81/UX81F/UX91F
ICD-UX71/UX71F/UX81/UX81F/UX91F
17
17
4-6. SCHEMATIC DIAGRAM – AUDIO Section (3/3) –
• See page 24 for IC Block Diagram.
B
10
3
12
F
15
13
9
D
I
1
4
A
E
6
G
11
5
14
C
H
7
J
8
2
BOARD
A
(3/3)
CN8002
MAIN
(2/3)
9
3
AUDIO
BOARD
2
7
(2/3)
6
AUDIO
BOARD
AUDIO
BOARD
(1/3)
AUDIO
BOARD
(1/3)
AUDIO
8
BOARD
(2/3)
BOARD
(1/3)
AUDIO
5
BOARD
(2/3)
AUDIO
IC B/D
3.1
3.1
0
0
2.9
3
0
3.1
1k
R4005
1k
R4010
2200
R4013
2200
R4012
4700
R4015
22k
R4021
0.1u
C4002
0.1u
C4003
22k
R4022
0.1u
C4004
S4000
S4002
S4004
470
R4008
2200
R4004
1M
R4002
1M
R4000
INK0002AT2-T111A-1
Q4002
1M
R4019
S4006
0.1u
C4011
0.1u
C4010
0.1u
C4008
0.1u
C4007
0.1u
C4006
0.1u
C4005
0.1u
C4014
0.1u
C4012
0.1u
C4013
10k
R4001
10k
R4003
10k
R4017
10k
R4018
4700
R4016
2200
R4014
2200
R4011
1k
R4009
1k
R4006
10k
R4028
0.1u
C4009
S4007
DTA144EMFS6T2L
Q4003
SML-D12M8WT86SM
D4004
SML-D12M8WT86SM
D4005
10
R4025
SML-521MUW
D4000
1
2
3
4
UNREG_2.4
100k
R3015
0
R3013
1SS400TE-61
D3000
0.1u
C3003
6.3V
47u
C3002
10k
R3004
RTC-4574NB
IC3000
1
GND
2
FCON
3
NC
4
CE1
5
DATA
6
CLK
7
TIRQ
8
AIRQ
9
CE0
10
FOUT
11
VDD
14
NC
15
NC
16
NC
17
NC
18
NC
19
NC
20
NC
21
NC
22
NC
100
R3006
220k
R3014
S4009
S4001
CN4000
18P
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
11
12
13
14
15
16
17
18
S4005
S4010
S401
1
S4012
S4013
S4014
LM6K1FS8T2R
Q4004
470k
R4033
100k
R4034
1u
C4015
0
R4035
0
R4036
BATT_LEVEL_MEASURE
SP_SHDN
LRCK
SCL
CPU_DAMP_GND
DATA
DAMP_SEL
FM_POWER_ON
SDI1
HOLD
DX/LO
MUTE
AUDIO_POWER_ON
CPU_ROUT
BCK
HP_INSERT
CN4001
60P
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
FM_INT
SCK1
DGND
CPU_POWER_ON
DGND
SDO1
CPU_PLL2_2.8
AIRQ
VBUS
SP/HP_SEL
BATT_LEVEL
DOUT
CPU_LOUT
CHARGE_MEASURE_ON
SDA
BACKLIGHT
VCC_3.3
MIC_INSERT
BATT_CHARGE_LEVEL
CHARGE_ON
CPU_VDD_3.1
CPU_VDD_3.1
CPU_VDD_3.1
VCC_3.3
DGND
CPU_VDD_3.1
FM_CLK
CS3
AIRQ
SCK0
SDO0
SDI0
KEY_WAKEUP
LED_G
LED_R
BACKLIGHT
KEY_AD0
KEY_AD1
CPU_32K
CS2
LCD_RESET
LCD_A0
SCK0
SDO0
SDO0
SCK0
CPU_32K
KEY_AD0
CS2
KEY_WAKEUP
CS3
KEY_WAKEUP
CS3
LCD_A0
LED_R
LED_G
LCD_RESET
LED_R
LED_G
LCD_RESET
BACKLIGHT
SDI0
KEY_AD1
AIRQ
FM_CLK
FM_CLK
MENU
ENT
A-B
-
+
LCD_CS
RES
LCD_A0
SCL
SI
VDD
GND
VOUT
CAP3P
CAP1N
CAP1P
CAP2P
CAP2N
V4
V3
V2
V1
V0
DIVIDE
1Vpp
(3/3)
AUDIO BOARD
REAL TIME CLOCK
IC3000
KEY WAKEUP SWITCH
LED DRIVE
LED DRIVE
CPU_LOUT
LED_G
CPU_VDD_3.1
SDO0
SCK0
DAMP_SEL
SDO1
CHARGE_MEASURE_ON
DGND
AUDIO_POWER_ON
CPU_POWER_ON
BATT_LEVEL
AIRQ
LED_R
DOUT
CPU_PLL2_2.8
SP/HP_SEL
MIC_INSERT
CPU_32K
LRCK
MUTE
MUTE
SDA
CPU_ROUT
DGND
KEY_WAKEUP
CS3
CS3
VBUS
CPU_VDD_3.1
CPU_DAMP_GND
DX/LO
UNREG_2.4
VCC_3.3
BATT_CHARGE_LEVEL
DGND
SDI1
BATT_LEVEL_MEASURE
BACKLIGHT
SCL
DATA
DGND
KEY_AD0
VBUS
SDIO
UNREG_2.4
BCK
VBUS
FM_INT
CPU_DAMP_GND
HP_INSERT
LCD_A0
UNREG_2.4
FM_POWER_ON
LCD_RESET
KEY_AD1
SP_SHDN
HOLD
DGND
CS2
SCK1
CHARGE_ON
LIQUID
CRYSTAL
PANEL
DISPLAY
LCD901
D4004,4005
(LCD BACK LIGHT)
(OPR)
VOLUME
(Page 16)
(Page 15)
(Page 16)
(Page 15)
(Page 16)
(Page 16)
(Page 15)
(Page 21)
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