Icom IC-9100 Service Manual page 135

• DISPLAY BOARD (DISPLAY BOARD-1)
3R3V
S601 S611 S621
LS8J2M LS8J2M LS8J2M
[3.5(2)]
[SATELLITE] [1.8(1)]
S602 S612 S622
LS8J2M LS8J2M LS8J2M
KI2
KI3
[MAIN/SUB] [14(5)]
KI4 [10(4)]
KI5
S603 S613 S623
LS8J2M LS8J2M LS8J2M
[SUB] [24(8)]
[21(7)]
S604 S614 S624
LS8J2M LS8J2M LS8J2M
[GENE(.)] [50(0)] [F-INP(ENT)]
[SPLIT]
R642 R643 R644
S641 S642 S643
2.2K 4.7K
15K
KI6
LS8J2M LS8J2M LS8J2M
[M-CLR] [MW] [VFO/MEMO]
R652 R653 R654
S651 S652 S653
2.2K 4.7K 15K
KI7
LS8J2M LS8J2M LS8J2M
[TS] [MP-R] [MP-W]
S691 S692 S693
LS8J2M LS8J2M LS8J2M
[F-1] [F-2] [F-3]
R702 R703 R704
KI1
2.2K 4.7K
15K
S701 S702 S703 S704
LS8J2M LS8J2M LS8J2M LS8J2M
[DV] [AM/FM] [CW/RTTY] [SSB]
R712
R721 R723 R725 R727
4.7K
4.7K 4.7K 4.7K
S711
[MIC GAIN] [RF POWER] [CW PITCH] [KEY SPEED]
[MONITOR]
• DISPLAY BOARD (DISPLAY BOARD-2)
RITCLK
S662 S663 S664
LS8J2M LS8J2M LS8J2M
[CLEAR] [PBT-CLR] [SUB DIAL]
S631
PBCLK
SDIALK
LS8J2M
S1
RITK A
[7(3)]
B
S673
S671
COM
S632
A
B
LS8J2M COM
LS8J2M LS8J2M
TP90D96E20
[RIT]
[18(6)] [SPEECH(LOCK)]
SPCHK
R1
S633
MENUK
LS8J2M
S681 S654 S683
LS8J2 M
[28(9)]
RV-314
LS8J2M LS8J2M
S634 [MENU] [XFC] [FILTER]
XFCK
FILK
LS8J2M
S644
LS8J2M
J2
[A/B]
S682
LS8J2M
[CALL]
J102
S694 S695
LS8J2M LS8J2M
[F-4] [F-5]
J1
1
MIC
1
2 +8V
7 2
7 GND
3 MIC U/D
8 AF OUT
6 8 3
6
GND
4 SQL
5 4 5 P.T.T
[MIC]
MIC BOARD
R713 R714
2.2K 4.7K 15K
S712 S713 S714
LS8J2M LS8J2M LS8J2M LS8J2M
[VOX/BK-IN] [NB] [P.AMP/ATT]
VR-A BOARD
J61
J2
1
2 NOTAK
1
6 2
3 6
NOTBK 2
5
3
1 R2 GND1 5 3
4
4
0 NRAK 4 4
3
5
5 NRBK 3
5
2 6
6 R3 GND2 2
6
1
4 0 1
VR-B BOARD
R4
J51
4.7K
3R3V 1
10 1
2
R5 9 2
M AFL 3
8 3
4
MRFL
4.7K 7 4
GND 5
6 5
GND 6
6
5
SAFL
4 7
SRFL
R6 3 8
R7 GND
2 9
GND
1 10
4.7K
J2
R8
4.7K
J32
RV-314
4
3
2
1
EP1
EP4
J31
M PZ1608S221A MMZ1608Y102BT J1
MMZ1608Y102BT PHEM
10 1
R1 EP2 EP5 PHOS
9 2
180 M PZ1608S221A PHE
3
8
EP6 PHOM
7 4
R2 EP3 PHES
6 5
180 M PZ1608S221A MMZ1608Y102BT PHNK R31
5 6
GND
7
4
DSHK L31
3 8
L32
DOTK
2 9
GND
EP101 1 10
MMZ1608Y102BT
EP102
MMZ1608Y102BT 0.00
6.69
GND
JACK BOARD
J21
C8 C1 L21
1
EP22
47P 0.01
MICI 2
L22
EP11 MMZ1608Y102BT
3
EP5 MMZ1608Y102BT L23
4
EP4 MMZ1608Y102BT J2
5
EP9 MMZ1608D301B
EP2 MMZ1608Y102BT AFO
6
10
8V
MMZ1608D301B 9 7
EP7 M PZ2012S601A EP10 MUDL L24
8 8
EP3 MMZ1608Y102BT SQLS
7 9
EP6 M PZ2012S601A PSEND L25
6 10
GND
5 M PZ2012S601A
EP12
MPZ2012S601A 4
M ICE
3
2
1 13.61
J1
1
EP1
2
3 MPZ1608S601A
EP2
4
MMZ1608Y102BT
5
6
7
EP4
8
9
EP5
10
EP10
11
EP11
12
13
14
15
16
R3
17
R4
18
R5
19
R6
20
DISPLAY BOARD
R112 L111
11.45
MP111
CD54NP
12
Q112 3183
2SB1201
L112
Q111
LCD BACKLIGHT
V
KTC4075
LEVEL(%)
D 10F-#A814AY
D111
0.00
0%
MAZ8030GH
50% 1.82
100% 2.97
BKLV
NOTAK
Q113
NOTBK IC111
SN74AHCT1G86DCK 2SC3647
NRAK 1 5
NRBK 2
3 4
R170
R156 R162
820k
2
CONT2V
1
10K 1.5M
3R3V 3
IC152
MAFL NJM4558M
MRFL
R171
SAFL
R157 R163
820k
6
SRFL CONT1V
7
10K 1.5M
5
IC152
IC152 NJM4558M
C146 C148
NJM4558M
8 8 10
10
V+ V+
GND GND
C147 C149
4 4
I C151 10
10
NJM4558M
R168
1.5M
R164 IC151
2
R172
2.2M 1
R154 R165
3
56K
820K
220k NJM4558M
PHOM
R169
PHNK 1.5M
220
R166 IC151
DSHK 6
R173
100U DOTK 2.2M 7
R155 R167
5
100U
56K
820K NJM4558M
220K
3.10
0.00
5V
3R3V
100U
MMZ1608Y102BT
100U MUDL
MUDL
100U
CP21
CF20 M AFL
MAFL
M RFL
R21 MRFL
10U 100K SAFL PHNK
SAFL
SRFL
SRFL
100U NRAK
NRBK
SCONT
SCONT
7.80
IC1 DCONT NOTAK
DCONT
TA78L08F CONT2V NOTBK
CONT2V
CONT1V
CONT1V
BKLV PBT1AK
I O BKLV
PBT1BK
G
MRDS
MRDS
PBT2AK
PBT2BK
14V MCHAK
FRES
MCHBK
LRXD
-12V LTXD_
LTXD_
SDIALAK
EP3 PWRK
8V SDIALBK
-11.59
MMZ1608Y102BT
R56 MRDS
MMZ1608Y102BT 5V RITDAK
3R3V RITDBK
4.7K
MMZ1608Y102BT
2.95
MICE_ Q502
MMZ1608Y102BT DSHK
0.01
KTC4075
MMZ1608Y102BT MICI_ Q503 DOTK
KRA302E R52
D501
R7 220 KDS4148U MAINDAK _
PSENI
33K
R8 220 PTRAS MAINDBK_
220 FRES
1K LRXD
1K LTXD
220 PWRK
3.24 4.50
10 - 2
LCD CONTRAST LCD CONTRAST
V V
LEVEL(%) LEVEL(%)
-2.84 0% -1.29
0%
50% -3.71 50% -2.14
100% -4.57 100% -2.98
J111
T113
CFL-
1
5 6
2
4
3
3 CFL+
4
2
7
1
C116
6373-T170
12P
Q114
2SC3647
J101
5V
1
MAINDAK_ MAIN DIAL
2
MAINDBK_
(EX-3210#01)
3
4
R174
DCONT
470
J91 J1 S1
1 6 PBT2AK 2
PBT2AK
1 6 A
5
PBT2BK 2 PBT2BK 3
2 5 B
3 4 1
3 4 COM
PBT1AK 4 3
3
4
5 2 PBT1AK 5
PBT1BK
R175 5 2 A
1
SCONT 6 PBT1BK 6
6 1 B
4
470 COM
TP90D96E20
PBT BOARD
J1
J81 S1
6
SDIALAK 1 SDIALAK 2
6 A
1
SDIALBK 2 5 SDIALBK 3
5 B
2
3 4 R2 GND1 1
3 4 COM
3
MCHAK 4 0
4 3
2
MCHB K 5 MCHAK 5
2 A
5
6 1 MCHBK 6
1 B
6
R3 GND2 4
COM
0
TP90D96E20
MCH BOARD
J1
J71
6
1
1 6
2 5
2 5
3 4 S1
4
3
4 3 RITDAK 2
RITDAK A
4 3
2 RITDBK 3
RITDBK 5
5 2 B
1
6 1 3R3V
6 1 COM
EVEGC2F2524B
RIT BOARD
3R3V
PHNK
NRAK
NRBK
NOTAK
NOTBK
PBT1AK
PBT1BK
PBT2AK
PBT2BK
MCHAK
MCHBK
SDIALAK
SDIALBK
RITDAK
RITDBK
DSHK
DOTK
R190 47K
M AINDAK
R191 47K
MAINDBK