Circuit Diagrams; Display/ Vr/ Connect Units - Icom IC-7000 Service Manual

SECTION 11

CIRCUIT DIAGRAMS

11-1 DISPLAY/ VR/ CONNECT UNITS

EP1
MAIN
DIAL
FRONT UNIT
J251
PHONE
FRONT
W2
to
Microphone
R1 VR UNIT
TP96D00A - 17F - B103
<
SQL
<<
AF
J1
R3
GND
ERJ3GE - JPW
3R3V
EP4 S1AK
S1
TP90D96AE20 17F 1352
- - EP5 S2AK
EP6 SQL
EP7 AFV
UP
OUT EP8 S1BK
E
SIDE
EP9 S2BK
DN
EP10 VRK
EP11 PBTK
UP
IN
E
SIDE
DN
W1
to YY VIDEO
-
MAIN
YGND
unit
J2231
J1 MP1
MIC YY - VIDEO
MICE YGND
GND LRXD
AFO LTXD
to
MAIN NC MIC
unit PWK MICE
J2002
NC AFO
F8V GND
LRXD PWK
LTXD F8V
CONNECT UNIT
DISPLAY UNIT (1)
J202
3R3K
MDBK R202 0
MDAK
R201 0
GND
3R3V
CP2003
R2020 1.2k
R254 220
L251 HF50ACC322513 - B R252 220
AFO
PHK
L252 HF50ACC322513 - B R253 220
AFO
GND
R255
220
S251
CP301
HSW0880 - 01 - 210
J303
F8VM L307 100µ
U/D L302 10µ
AF L309 100µ CP302 L306 100µ
PTT L310 100µ
MICLE L303 100µ
MICL L312 100µ L301 100µ
GND
C301 0.0047
SQLS L313 100µ
R301
1k
Q303
BCR08PN
R304 D301
3.3k MA2S111
3 4
2 5
R306
1 6
1k
Q301
2SK3065
Q302
R303
BCR108T
1k
J401
GND GND
3R3V 3R3V
S1AK S1AK
S2AK S2AK
SQL SQL
AFV AFV
S1BK S1BK
S2BK S2BK
VRK VRK
PBTK PBTK
FRONT W1
IC301
TA75S01F
5
3
-
4
1
+
2
YY - VIDEO YY - VIDEO
YGND YGND
LRXD LRXD
LTXD LTXD
MIC MIC L853 100µ
MICE MICE L854 100µ
AFO AFO
GND GND
L852 HF50ACC322513 - B
PWK PWK
F8V F8V
L851 L855
HF50ACC322513 - B HF50ACC322513 - B
11 - 1
5V
3R3V
MDBK
MDAK
L1
100µ EP1
D51 L51
MA2SD1000L 100µ
E7_7
FZMD IC1
Q51
XC9504B092ARN
E7_1 RSR025N03
E7_5 1
EXT1
C51
2
47p VDD
3
FB1
R54 10k 4
PWM1
R55 10k 5
EN1
C55 10
AFO
C53 10
PHK
L101 10µ
IC101
TA7805F
L151 10µ
I O
G
FUDL_
FMSL
MICE
MIC
3R3V
5V
LRXD R2035 1k
LTXD R2034 1k
AFV R2037 47k
SQL R2036 47k
PTTL
FUDL_
D2001 R2009
MA732 47k
FSQOS C2013
D2003
C2012
R2007 RB706F - 40
FSQS C2006
2.2k
C2009
S201
C2010
SPVP110100
PTTS
PTTL
D2006
DA221
S1AK
S2AK
C2014 0.1
SQL 3R3V 1
AVCC
AFV FMDK R2040 15k 2
P13/TMIG
S1BK MDBK 3
P14/IRQ4/ADTRG
S2BK R2002 47k 4
P16
VRK MDAK 5
P17/IRQ3/TMIF
PBTK 6
X1
7
C2003 X2
8
12p
VSS=AVSS
9
OSC2
10
OSC1
R2012 12k 11
C2004 12p TEST
12
RES
S1AK 13
P50/WKP0/SEG1
S1BK 14
P51/WKP1/SEG2
S2AK 15
P52/WKP2/SEG3
S2BK 16
P53/WKP3/SEG4
17
P54/WKP4/SEG5
FMDK 18
CP2002 P55/WKP5/SEG6
19
P56/WKP6/SEG7
20
P57/WKP7/SEG8
CP2001
R2027
YY -
47k
VIDEO 3R3V
LRXD R2039
R2008
47k
LTXD
22k
MIC PHK
MICE
AFO IC2007
R2015
R3112N281A
10k
D2002
PWK 1 5
RB706F 40
- OUT CD
2
VDD
3 4
VSS NC
D1
MA729
Q1
RSQ035P03TR
10
EXT2
9
GND
8
FB2
7 R4 10k
PWM2
6 R5 10k
EN2
5V
IC151
RN5RZ33BA
1 5
GND CE
2
VDD
3 4
VOUT NC
E7_7
3R3V
D2004 D2005
DA221 DA221
0.0047
0.0047
0.1
0.1
0.1
R2019
47k
60
IRQAEC
59
P95 R2033 150
58
P94
57
P93 R2031 330
56
P92
55
P91/PWM2
54
P90/PWM1
53
VSS
52
VCC
51
V1
IC2003
50 Q2001
HD64338020SB68HV V2
49 BCR108T
V3
48
PA0/COM1
47
PA1/COM2
46
PA2/COM3
45
PA3/COM4
44
P87/SEG32
43
P86/SEG31
42
P85/SEG30
41
P84/SEG29
CP402
CP403
L3 100µ
A
B
5V
3R3V
DISPLAY
UNIT (2)
3R3V
KI0L
KI1L
KI2L
DS2004
SML 512MW
-
DS2002
CL - 170UR - CD - D
BLV
R2030
DS2001
150
SML - 512MW
3R3V
KLVB
Q2002
BCR183T
Explanatory notes
VOLTAGE LINE
TX LINE
RX LINE
BUS LINE1