– 29 –
IC401 MPC17A52FTA
21
22
23
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
71
70
69
68
72
PREDRIVER
H BRIDGE ON
H BRIDGE ON
H BRIDGE ON
SYSTEM
CONTROL,
INPUT/OUTPUT
CONTROLLER
VG
VC
VC
VC
VC
VC
VC
VC
VC
VC
VG
VG
VG
VG
VG
VG
DCIN
VC
VC
VIN
VC
VG
VC
VG
VIN
VIN
VC
DCIN
VG
VG
D1 (DRV MUTE)
25
26
27
28
24
29
30
31
32
33
34
35
36
37
38
39
40
PREDRIVER
CLOCK
CONTROLLER
41
42
43
44
50
51
52
53
54
46
45
47
48
49
SWITCHING
POWER
CIRCUIT 2
SWITCHING
POWER
CIRCUIT 3
BAND GAP
REFERENCE
SUB
REFERENCE
PRE-
DRIVER
DOWN SIDE
PRE-DRIVER
DOWN SIDE
PRE-DRIVER
UP SIDE
PRE-DRIVER
UP SIDE
PRE-DRIVER
SAW TOOTH
WAVEFORM
OCCURRENCE
CIRCUIT
LINEAR, CONSTANT
CURRENT, CONSTANT
VOLTAGE CHARGING
BATTERY CHARGE CIRCUIT
SWITCHING POWER
CIRCUIT 1
CHARGING BATTERY
VOLTAGE DETECTOR
CIRCUIT
LINEAR REGULATOR
VG
POWER CIRCUIT
VC
67
66
65
64
63
62
61
60
59
58 57 56
55
LOW VOLTAGE DETECTOR
HPI2
HPOUT2
HPOUT1
VHP
VD3
VD23
RO2
MGND2
FO2
VD12
RO1
MGND1
FO1
VD1
RO3
FO3
MGND3
HPGND
VLG3
RF21
PAPC
APCREF
VREF
L4
RF2
INM2
VG
GND
SYNC
WAKEUP
CLOCK
DATA
LATCHC
FI3
RI3
HPI1
FI1
RI1
FI2
RI2
CHGSW
RS
INM4
RF4
DCIN
DCIN
VC
VCP
RSTB
MODE1
MODE2
DTC2D
DTC1D
INM1
RF1
INP1
CHGMNT
BATM2
BATM1
VLG1O
L1L
PGND1
L1H
VIN
L2H
PGND2
L2L
VLG2O
PGND3
L3
DTC3
RF3
INM3
D2 (H BRIDGE/HEADPHONE)
D3 (HPON)
IC351 TA2120FN
+
–
+
–
+
–
23
18
17
16
15
14
13
2
3
4
5
6
7
8
9
11
12
1
24
BIAS
BEEP
PW
SW
MT
SW
ALC
DET
ATT
SW
PWC
SW
OUT B
OUT A
BEEP
IN
BST
PW
B
PW
C
BST
NF
ADD
OUT
RF IN PWC
SW
OUT B OUT C OUT A
PWR
GND
MIX
OUT
ALC
IN
ALC
DET
ATT
SW
IN A
IN B
GND
MT
TC
MT
SW
PW
SW
BIAS
BIAS
IN
BST
SW
BST
OUT
VCC
ADD
A
ADD
B
21
22
PW
A
ALC
ALC
20
19
10
Содержание D-SJ01 - Sports Discman
Страница 4: ... 4 SECTION 2 GENERAL This section is extracted from instruction manual ...
Страница 5: ... 5 ...
