Icom IC-7100 Service Manual Addendum page 280

• DISPLAY UNIT (DISPLAY-2)
R902
J901
47k
R901
1
10 DTXD
2
DRXD
3
BOOT0
4
5
M AINDAK
M AINDAK
M AINDBK
M AINDBK
FDOTK
FDOTK
FDSHK
FDSHK
CLKK
CLKK
SHORT1005
DISPLAY-1
CP123
R107
10k
J101
3R3V
14
MCHAK MCHAK
13
BNKAK BNKAK
12
RFL
11
AFL
10
MCHBK
MCHBK
9
BNKBK
BNKBK
8
VR1K
7
VR2K
6
RDS RLED
5
TDS TLED
4
8V
3
GND
2
GND
1
R119 RFL
1k
KI0
KI0
KI1
KI1
KI2
KI2
KI3
KI3
R120 AFL
SPCHK
SPCHK 1k
XFCK
XFCK
MPADK
MPADK
PWRK
R102
47k
ISPS
ISPS
FSENI
FSENI
GSS
GSS
FSPS
FSPS
R101
FSPK
FSPK_
22K
D101
LRB751S
R111
FUDL
FUDL_
47K
R103
FMDK
FMDK_
15K
R905
FMSL
FMSL_
15k
DISPLAY-1
JTMS
JTCK
R1004
JTDI
JTD0
10
N JTRST
TRACECLK
TRACED0
TRACED1
TRACED2
TRACED3
R1001 R1002 R1003
47k 47k 47k
EP201
MPZ1608S601A
CF20OPEN
CP101
CP102
TRACECLK CF20OPEN 1
PE2
TRACED0 2
PE3
TRACED1 3
PE4
4
TRACED2
PE5
5
TRACED3
PE6
6
VBAT
7
PC13-TAMPER-RTC
8
PC14-OSC32_IN
9
PC15-OSC32_OUT
10
27P CR-910 VSS_5
11
C202 X201 VDD_5
12 I C201
OSC_IN
13
OSC_OUT
STM32F101VF(SX-3393E-3)
14
NRST
15
PC0
C203
16
PC1
CP122 17
27P PC2
SHORT1005 18
PC3
19
VSSA
20
VREF-
21
VREF+
R201 22
VDDA
23
KI0 10
PA0-WKUP
24
KI1
PA1
25
KI2
PA2
IC202
1 5
OUT CD
2
VDD
3 4
VSS NC
S-80928CNMC
OPEN DRAIN
LED DRIVER
75
VDD_2
74
VSS_2
73 PBT(GREEN)
NC
72
PA13
71
FSENI
PA12
Q903
70 FMSL
PA11
69 DRXD L2SC4081
PA10
68 DTXD
PA9
67 FSPK
PA8
66 TWBUSY
PC9
65 TWCS
PC8
64
PC7
63
PC6
62
LCDD7
PD15
61
LCDD6
PD14
60 LCDD5 PDS
PD13
59 LCDD4
PD12
58 LCDD3 KELV
PD11
57 LCDD2
PD10
56 LCDD1
PD9
55 LCDD0
PD8
54 BNKBK
PB15
53
BNKAK
PB14
52
MCHB K
PB13
51
MCHAK
PB12
TDS
Q 905
Q906
L2SC4081 L2SC4081
FSQS
FSQS
FSQOS
FSQOS
FAFOS
FAFOS
FTRAS
FTRAS
DISPLAY-1
R313
1K
R315
3R3V
I C301
TPS61160ADRV 3393
1 6 MP301
FB VIN
2 5
COM P CTRL
3 4
GND SW
D301
LRB551V
LEDK
LEDA
LCDCS CP103 SHORT1005
LCDRST CP104 SHORT1005
LCDCD CP105 SHORT1005
LCDWR0 CP106 SHORT1005
LCDWR1 CP107 SHORT1005
LCDD0 CP108 SHORT1005
LCDD1 CP109 SHORT1005
LCDD2 CP110 SHORT1005
LCDD3 CP111 SHORT1005
LCDD4 CP112 SHORT1005
LCDD5 CP113 SHORT1005
LCDD6 CP114 SHORT1005
LCDD7 CP115 SHORT1005 EP301
MPZ1608S601A
EP302 MPZ1608S601A
TWDCLC CP116 SHORT1005
TWCS CP117 SHORT1005
TWDTX CP118 SHORT1005
TWBUSY CP119 SHORT1005
TWDRX CP120 SHORT1005
TWPIRQ CP121 SHORT1005
RIT(ORANGE)
Q904 Q901 Q902
L2SC4081 L2SC4081 L2SC4081
RTDS
KELV
DISPLAY-1
VR UNIT
RDS F1
[RF/SQL]
[AF]
R1
Q907 Q908
L2SC4081 L2SC4081
R1
TP96D00APY
3
B
BANK S1 1
COM
2
A
6
B
4
S2
COM
M-CH 5
A
7 8
TP90D96AE20PY
DS1
HT-210USD
FLTXD
FLRXD
1K
DISPLAY-1
*: Refer to the PARTS LIST for the value and name of component.
10-2
8V
3R3V
DISPLAY-1
J301
LEDK
27
LEDA
26
GND
25
BM0
R314 24
BM1
23
47k LCDCS
22
LCDRST
21
LCDCD
20
WR 0
19
LCD
WR 1
18
LCDD0
17
LCDD1
16
LCDD2
15
LCDD3
14
LCDD4
13
LCDD5
12
LCDD6
11
LCDD7
10
VDD VDD
9
TW_VDD TW_VDD
8
TWDCLC
7
TWCS
6
TWDTX
5
TWBUSY
4
TWDRX
3
TWPIRQ
2
GND
1
J1
3R3V
1
MCHAK
2
BNKAK
3
RFL
4
AFL
5
MCHB K
6
BNKBK
7
VR1K
8
VR2K
9
RDS
10
TDS
11
8V
12
GND
13
GND
14