Icom IC-7410 Service Manual page 89

• DISPLAY BOARD (DISPLAY BOARD-3)
3R3V
KI4
KI3
KI2
KI5
S601
LS8J2M
[SPLIT]
3R3V
3R3V
S602
DISPLAY-1
LS8J2M
KI2
KI3
[A/B]
KI4
KI5
KI6
KI6
KI7 S603
KI7
LS8J2M
MENUK
MENUK
FILK
FILK
DTXK [A=B]
DTXK
RITCLK
RITCLK
PBCLK
PBCLK
RITK
RITK
S604
LOCKK
LOCKK
NOTK
NOTK LS8J2M
[▲]
DISPLAY-2
R642
F1K S641
F1K 2.2K
F2K
F2K
F3K KI6
F3K
LS8J2M
F4K
F4K
F5K
F5K
KI0 [M-CLR]
KI0 R652
KI1
KI1
S651
2.2K
KI7
KSPDL
KSPDL
LS8J2M
DELL
DELL
CMPL
CMPL
MONL
MONL
[TS]
TX RED
R741
TDS
TDS
680
DS741
FR1111C
S691 S692 S693
RX GREEN
R744
RDS
RDS LS8J2M LS8J2M LS8J2M
390
DS742
SML-512MW
[F-1] [F-2] [F-3]
R702 R703
KI1
2.2K 4.7K
S701 S702
LS8J2M LS8J2M
[AM/FM] [RTTY]
R721
R723 R725
4.7K 4.7K
4.7K
[KEY SPEED] [BK-IN DELAY]
S662 S663
LS8J2M LS8J2M
[CLEAR] [PBT-CLR]
S611 S621 S631 RITCLK
PBCLK
NOTK
LS8J2M LS8J2M
LS8J2M
[1.8(1)] [3.5(2)] [7(3)] RITK
S671 S673
S612 S622 S632
LS8J2M LS8J2M
LS8J2M LS8J2M
[RIT] [LOCK]
LS8J2M
[10(4)] [14(5)] [18(6)]
LOCKK
S613 S623 S633
MENUK
LS8J2M LS8J2M LS8J2M
S681 S654
M
[21(7)] [24(8)] [28(9)]
LS8J2M LS8J2
[MENU] [XFC]
S614 S624 S634
XFCK
FILK
LS8J2M LS8J2M
LS8J2M
[GENE(.)] [50(0)] [F-INP(ENT)]
R643 R644
S642 S643 S644
4.7K
15K
DISPLAY-2
LS8J2M
LS8J2M LS8J2M PWRK
PWRK
TRAK
TRAK
TUNK
TUNK
[▼] ANTK
[MW] [VFO/MEMO]
ANTK
R653 R654
NRK
NRK
NBK
S652 S653 S682 NBK
4.7K 15K
LS8J2M
LS8J2M LS8J2M [TRANSMIT]
[MP-W] [SPEECH]
[MP-R]
S694 S695
LS8J2M LS8J2M
[F-4] [F-5]
R704
15K
S703 S704
LS8J2M LS8J2M
[CW] [SSB]
R712 R713 R714
R727 2.2K 4.7K
15K
4.7K
S711 S712 S713 S714
[COMP] [MONI]
LS8J2M LS8J2M LS8J2M LS8J2M
[MONITOR] [COMP] [VOX/BK-IN] [P.AMP/ATT]
10 - 3
S664
LS8J2M
[NOTCH]
S683
LS8J2M
[FILTER]
S731
LS8J2M
[POWER]
S732
LS8J2M
S733
LS8J2M
[TUNER]
S734
LS8J2M
[ANT]
S735
LS8J2M
[NR]
S736
LS8J2M
[NB]