Voltage Diagram - Icom IC-R30 Service Manual

SECTION 9

VOLTAGE DIAGRAM

• LOGIC UNIT (1/4: for #12 and #20)
B_VSC
B_VSC
A_VSC
A_VSC
B_WXALT
B_WXALT
LOGIC UNIT
A_WXALT
A_WXALT
(4/4) B_TSQL
B_TSQL
A_TSQL
A_TSQL
CP10S
CP24
CP10S
CP7
CP10S
CP8
CP10S
CP9
CP10S
CP10
CP10S
CP11
CP10S
CP12
CP10S
CP13
CP10S
CP14
CP10S
CP15
CP10S
CP16
CP10S
CP17
CP10S
CP18
CP10S
CP19
CP10S
CP20
CPU3
R17
10k
IC1
1 5
CD VDD
2
VSS
3 4
MR VOUT
NJU7704F3
5.0 V
Q2
LDTC143ZE
R5
150
Q1
RUM002N02
3.0 V
LCD
J1
31
30
29
28
27
26
25
24
23
22
21
20
R128
19
0
18
17
16
15
14
13
12
11
10
9
8
7
C5
6
4.7
5
4
3
2
1
J2 11
CDB
10
CDA
9
DAT1
8
DAT0
7
VSS
6
CLK
5
VDD
4
CMD
3
CD/DAT3
2
DAT2
1
[SD CARD]
VCC
5VS
PCON2
CKSFT1
R40 1k
R41 1k
EMLE R42 22k
UB R43 22k
MD R44 1k
RESET R45 1k
TDI
TMS
TDO
TRST
TCK
3.0 V
LCDCS
DIM
LIGHT
R127
VCC
1k
BEEP
BTSW
BTRXD
5VS BTTXD
EMLE
LCDRS
X1
KR0
1 4
OE/ST/NC/SD VDD
2 3
GND OUT
SIT9005AIL21
TRST
MD
RESET
2SA1832
DSP_REQ
Q202
R358
R357 Q201
TMS
10k
TDI
10k
PWR
DSP_SDI
TCK
LDTC144EE
TDO
DSP_CK
DSP_SDO
DSP_STB
A_UNLK
DSP_ACK
DSP_AWS
3.6 V
LDTC144EE
Q4
PCON2
CPU3
Explanatory notes
RX Line
Voltage Line
LCDDT
LCDCK
LCD_RESET
LCDRS
LCDCS
EP7
MMZ1005Y102CT
LP5907MFX
3.0 V
N/C EN
4 3
GND
SD3 2
OUT IN R37
5 1
IC2
100k
R38
100k
R50
Q3
SD_CD
2SA1832 18k
R26 0 SD_D1 IC3
R27 0 SD_D0 1 6
1A 1Y
2 5
GND VCC
R28 0 SD_CLK 3 4
2A 2Y
R29 0 SD_CMD SN74LVC2GU04DCKR
R30 0 SD_D3
R31 0 SD_D2
CLOUT
CLIN
R63 1k
R64 1k
R65 1k
R66 1k
A1
AVSS0
B1
P05
C2
AVCC1
D3
P03
C1
AVSS1
TEMP_UPDN D2
P02
D1
P01
D4
P00
R53 E3
PF5
1k E2
EMLE
E1
PJ5
E4
VSS
F3
PJ3
F2
C37 0.1
VCL
C38 0.1 F1
VBATT
J1
EXTAL
G4
PF4
G3
MD/FINED
R55 G1
XCIN
G2
47k XCOUT
H3
RES#
H1 IC4
XTAL
D8
VSS
J2 R5F564MLDDBG
VCC
A6
VCC
H4
P35
J3
P34
K1
CLIN
P33
CLOUT K2
P32
J4
PF3
K3
PF2
L1
P31
L2
P30
K4
PF1
L3
PF0
M1
P27
M2
P26
L4
P25
N1
VCC
M3
P24
A7
VSS
N2
P23
N3
P22
R1
P21
R58
100k
R59
100k
D4 R60
L1SS400 47k
R61
2SC4738
Q5 2.2k
R54
12k
9-1
CHG_L
I_LIM
R83
A_RSSI A_RSSI
B_RSSI B_RSSI
100k
TEMP_UPDN
VBAT_CHG
IC11
1
I/O1
2
O/I1
3
O/I2
4
TEMP
I/O2
5
CONT2
6
CONT3
7
VSS
TC74VHC4066AFK
ADSEL
B15 D11
PE3
C13 D12 C51
PE4
D12 D13
PE5
F15
VSS
C15
RTC_SCL NFM15PC104R1A3
P70
A9
VCC
E12
D14
PE6
D14 D15
PE7
D15 A_DIUD
P65
E13 R67 1k SQL
PG2
F12 PCON2
P66
E14 R68 1k IR0
PG3
E15
P67
F13
LIGHT
PG4
F14 BC0#
PA0
H2
VSS
R69
G12 USB_INT
PG5 CP06S
G15 LCD_RESET
VCC CP21
1k
G14 A1
PA1 CP06S
G13 R75 1k TEST1
PG6 CP22
H14
A2
PA2 CP06S
H15 R76 1k TEST2
CP23
PG7
H13
A3
PA3
H12 A4
PA4
J12 A5
PA5
J15 A6
PA6
J14 A7
PA7
N15
VSS
K15 A8
PB0
K14
VCC
K13 RTC_SDA
P71
L15 STSTB
P72
L14 A9
PB1
K12 A10 IC10
PB2
L13 1
A11
PB3 VIO
M15 A12 RTC_SCL 2
PB4 SCL
M14 0 0 3
A13 RTC_SDA
PB5 SDA
L12 A14 4
R130 R131
PB6 FOUT
M13 A15 5
PB7 /RST
N14 STEN
P73
R10 RX8130CE
VSS
N13 A_NOISE
PC0
P15
VCC
R15
B_NOISE
PC1
IC9
A5 B4
A4 A5
A4 B3
A3 A6
A3 A5
A2
A7
DSP_RESET A2 A4
A1 OE
A1 A3
A0 UB
B5
CS1#
CS1 LB
D0 B6
I/O0 I/O15
D1 C5
I/O1 I/O14
D2 C6
I/O2 I/O13
D3 D5
I/O3 I/O12
D6
VCC VSS
D1
VSS VCC
E5
D4
I/O4 I/O11
D5 F5
I/O5 I/O10
F6
D6
I/O6 I/O9
D7 G6
I/O7 I/O8
WR# G5
WE CS2
A18 D3
A17 A8
A17 E4
A16 A9
F4
A16
A15 A10
A15 F3
A14 A11
G4
A14
A13 A12
H6
NC NC
E3
NC NC
RMLV0416EGBG
DSP_RESET
DSP_RESET
DSP_REQ
DSP_REQ
DSP_SDI
DSP_SDI
DSP_CK
DSP_CK Q6
LOGIC UNIT
DSP_SDO
DSP_SDO
2SA1832
(4/4)
DSP_STB IC12
DSP_STB R82
DSP_ACK 1
DSP_ACK
2
DSP_AWS
DSP_AWS 10k
DSP_ASDI 3
DSP_ASDI
DSP_ASDO
DSP_ASDO
SN74LVC2GU04DCKR
* Refer to the PARTS LIST for the value and name of component.
VCC
LOG3
5VS
PCON2
CKSFT1
14
VDD
13
CONT1
12
CONT4
11
I/O4
10
O/I4
9
O/I3
8 BAT
I/O3
R88
100k
Q7
LDTC144EE
3.0 V
3.6 V
LP5907MFX
VCC
N/C EN
4 3
GND
CPU3 2
OUT IN
5 1
UPDN
IC14 CHG_DET
PCON2
IC13
1 6
HYSTset0 HYSTset1
2 5
GND Vs
3 4
OUT SOH
TMP303BDRLR
Q17
SSM3J15FS
10
VBAT
9
VOUT
8
VDD
7
GND
6
/IRQ
EP8
MMZ1005Y102CT
C3 A6
C4 A7
D4 A8
A2 RD#
B2 BC1#
A1
BC0#
G1 D15
F1 D14
F2 D13
E2 D12
E6
E1
D2
D11
C2 D10
C1 D9
B1 D8
A6
H2 A9
H3 A10
H4
A11
H5 A12
G3
A13
H1
G2
CPU3
R85 D6
18k L1SS400
6
1A 1Y
5
GND VCC R87
4 Q8
2A 2Y
RUM002N02
0