Icom ID-5100E Service Manual page 47

SECTION 10. VOLTAGE DIAGRAM
• CONTROL UNIT
10
J1
R14
1
DTXD
2
DRXD
3
BOOT0
4
5
J2
RESET
1
2
3
JTMS
4
JTCK
5
JTDI
6
JTDO
7
NJTRST
8
TRACECLK
9
TRACED0
10
TRACED1
11
TRACED2
12
TRACED3
13
14
R_VOLV
R_SQLV
L_VOLV
L_SQLV
R50 R51
0 0
R1
R_SQLV
RSQL
R_VOLV
RVOL
R09461G0
R2
L_SQLV
LSQL
L_VOLV
LVOL
R09461G0
S4
2 R_DIALA
A
1
RDIAL COM
3
R_DIALB
B
EC12E2420801
S5
2
L_DIALA
A
1
COM
LDIAL
3 L_DIALB
B
EC12E2420801
TRACECLK 1 PE2
2 PE3
TRACED0
3 PE4
TRACED1
TRACED2 4 PE5
TRACED3 5 PE6
27P
6 VBAT
C18
7 PC13-TAMPER-RTC
C27
8 PC14-OSC32_IN
9 PC15-OSC32_OUT
0.1
10 VSS_5
11 VDD_5
R20 12 OSC_IN IC2
C19
13 OSC_OUT
STM32F101VF
R18 27P 0 14 NRST
15 PC0
16 PC1
17 PC2
18 PC3
R21 19 VSSA
1k 20 VREF-
10
21 VREF+
22 VDDA
23 PA0-WKUP
24 PA1
25 PA2
C34
0.1
J3
GND
10 D3
NC
9
TIMER
8
L1SS400
BATT
7
1PPS
6
NC
5
RD
4
SD
3
RESET
2
VCC
1
Q6
LDTA123YET
10-1
TWPIRQ
TWDRX
TWBUSY
TWDTX
TWCS
TWDCLC
TEMP
75
VDD_2
74
VSS_2
73
NC
72 JTMS
PA13
71
PA12
70
PA11
69 DRXD
PA10
68
DTXD
PA9
67
LCDCS
PA8
66 TWBUSY LCDRST
PC9
65 TWCS LCDCD
PC8
64 LCDWR
PC7
63 LCDRD
PC6
62 LCDD1 LCDD0
PD15
61
LCDD0 LCDD1
PD14
60 LCDD2
PD13
59 LCDD3
PD12
58 LCDCD LCDD4
PD11
57 LCDD5
PD10
56 LCDD6
PD9
55
LCDD7
PD8
54
R_DIALA
PB15
53 R_DIALB
PB14
52 L_DIALA
PB13
51 L_DIALB
PB12
R72
C37
47k
D4
0.1
L1SS400
R5 D5
47k
R73
R6 L1SS400
47k 47k
LMV321IDCK
R33 IC7 1
47k
3
R34 R36
4.7k
10k
D1 D2
LRB706F LRB706F
MMZ1005Y102CT
EP12
IC8
1 BUSY 12
IN4
2 DIN 11
IN3
3 CS 10
VSS
4 DCLK 9
Y-
UC6528XBNQ4G
J7
1
2
3
4
MMZ1005Y102CT
K
A
CSB
RSTB
A0
/WR
/RD
D0
D1
D2
D3
D4
13 D5
14
D6
15
D7
MMZ1005Y102CT
16 IF1
C87 2.2 EP11
17 VDDA
C88 2.2
18 VDD1
C86 2.2
19 VD1
20 VSS
C82 2.2
21
V2
C81 2.2
22 V1
C80 2.2
23 MV1
C79 2.2
24 MV2
C83 2.2
25 V3
C84 2.2
26 MV3
27
CB1P
28
CB1N
C85 C78 2.2
29 AVDD
2.2
30 CA1P
31 CA1N
C77 2.2
32 CA2P
33
CA2N
C75 C76 2.2
34
NAVDD
2.2
35 CD1P
36 CD1N
C74 2.2
37 CD2P
38 CD2N
C73 2.2
BACKLIGHT
8: 7.75V
1: 2.79V
2SC4116
R37 Q3
10k
S6
7.98V
LS8J2M
POWER
3.31V
NJU7704F3
4 VOUT MR
VSS 3 S7
CD 2
5 VDD
1
RESET
IC5
LS8J2M
R52 1k
IC6
R53 1k
5 VOUT 1
VIN 2
GND 3
4 NC
3.30V
CTRL
NJU7772F33
*: Refer to the PARTS LIST for the value and name of component.
EP3
MMZ1005Y102CT PWRSW
EP8 MMZ1005Y102CT MAN_RES
R74 0 GND
RX_DATA
TX_DATA
8V