Sony ICF-6800W - Page 49

|
1€F-6OSOOW
=ICF-6800W
|
po
10
I
12.3
41
C1
13
15
Q
8
ai
2)
4,
67
4
34
3
(Ug
5
6
7
27
ie
:
37
72
33
36
2270
29
Ic
50
42
4B
‘i
30
3i
68
14
38
32
38
53
=
5758
a
sg
3p
3
gy
2
8
26
46
47
-_—
.
{
MAIN
BOARD]
ate
—
«|
[LED
BOARD]
IC1
CxI62
D9
1T23
sco
1]
(®)
et
has
eae
2
Q15
2678
gle
28cI363
fi
a
!
08
28k42
Q2!
28¢930
022
1S2139C
09
2SC930
Q10-12
2S¢930
Q13
2SC1363
AF
amp.
:
FW/SW
FM
RF
AMP
FM
Osc
FM
MIX
FM
IF
AMP
on
TEL
pay
33
43V
ane
R45
56
a8V
R50
22
SELIO3R
has
wit
7
Wow
id
R72
22k
:
iz)
BOARD
Fi0k
C76
C77
|
'
00022
0,22/I6v
C283
C48
7.8V
10>
§p
Li
R56
52
WIDE
na
78
i
Sasa
MU
oa
MODE]
narrow
¥
56k
a
25v
-3
USB
C74
100p
#20)
“VK
:
an
om
LSB/CW
mr
VR4
5k(D}
FM ANT
“
REE
Ik
|
3.6V,
C75
BASS]
28C930
4
ous
ee
:
DI4
C73
;
1S1555
!
$R6? A 16
100 + 47k R7t
63V
R70=
10
oI6
10k
'
Q5
2SK23A
Q6
2SK23
Q70
2SC71I0
Q7I
2SCI363,,
=
-
=
SW
OND
MIX
MW
MIX
BUFFER
MUTING
es
s1_
ROO
Q2,3
2SK23A
67
2SC930
ae)
(Sw=
ANT]
de
f
SW
IST
MIX
BUFFER
FM
TRAP
Q
Si-2
C4 l0p mf
S6pH ISpH 22H
“he+ 4
o
z
v
>
Stl vRI
C31 C5 a [2k pe
0,005
|
0.0012
o
ora
R283
072
a
2 ? LI | a7 ar) 318
v2 biz kis Poy S
7 2pH D5.6uH 5.6yH 9 6,8pH yy
ICONTROL
BOARD]
ees
___IPRESELECTOR
BOARD!
D4 181555 Q72 28633 DI- 3
GAIN CONTROL IS1555
039,40 2SCI363_ 041 25A678
T. REG.——_——
Q27, 28 2SCI363 029 2SA86)
VOL
VOLT. REG
Q14,38 2SC930
037
2Sc668
ae
vco-1
osc
a
TER
qe2
2sk23a
[MW
BOARD!
023
2sc930
(19,055
~49,055MHz)
a
VFO
osc
VFO
BUFFER
'
Wien
(Q975~2075MHz)
<52V;
ea!
ms
s6-1 2
> 027
ogre icvi-8} a [oe ee 0
P
rIt-F
;
Te
: 1 SWI
Wa
races
SPS]
2
0
C6
pPBSSIC
(0-
9MHz)
027
FC54M
(043,
28930
939
25930
031
2SK23A
068
2SC930
lA
3
—
1740
DIVIDER
3
BUFFER
(VCO-1
AND
_VCO-2)
BUFFER
a
Ui
Anal
iiag
»
PP
i
9
é
| , 228 FC54M — 942 asc930 7
ee
2
123
Leg
L2
|
cigs
(2as0o.
Sewn)
22H
3a
39pH
y
y
;
27”
128
*
F
;
64
aS
eal
Tih
2H
2H
i
0,09Vp—p
028
5
P
RI75,
0
0
0
even
ws
Ae
ay
anew
2)
eee
os
TP
i
t
{0.6V) oa
cep Fan
Q00! tan
1
15»
—_—__—_—
9
Q32
2S¢930
033
_
25930
IC2
34013P
1C3
TC508IP
Uo
UL
«29>
|OMHz
AMP
MIX
W/2_
DIVIDER
PHASE
COMPARATOR
———|6>——— oo
[
fe
-_—_—_-eoOoor
eee
So
=«*«*«iS
SKB
055~57
28C1363
GN
1C8
SN74LS290N
PHASE
DET
PHASE
DET
2
10
DIVIDER
(34
z
137,
*
I
ak FF
CD
.
|
[cate
joes
;
1-00!
058-6!
ie
am
281363
2V>
SWEEP
rr | |
L
otes
LT
=
|
7
[COUNTER
BOARD)
Bs
s
LS
= __ 048,49 2501363
ee
5] =
ey