Advertisement
1
3
4
5
8
10
R90
100K
=
mm | fae Sf
;
ic202
"av
I23V
ser,
8at+
(C600,60!
°
288
7 - ,
w
Pry
une
TA75559S"||
<i
Bs
y
W
si,
[38
NC
ae
5
1K
or AN6555
naw
3
iss
=O
SPECTRUM
®
5.7V
OPERATION
"124
yi i2avl ov
lov
lov oe
Vv & ae
RAALY OER CDE
&
AMP
'OK
TOK
OO
©
ov
Ly as
<q
=
MS229P
Q53
"Toy
l
ns
Poaee
z
eouatives
Be
re
=
of
cr
wo
:
:
Pie |
:
Rs
=
:
083
9
Z
()~O-OO)
OE
5353
8
25C331
gy
N
5
4
no
oO
&
&
Ov
Jov
"yov
'jov
yov
'Tov
'yov
'Tov
Tov
'yov
2
o
or 2SC1740
2
REMOTE /OFF
si
|eSl
je8i
jegl
|g
337
«|s38s
S87
$8
38
+4
+
'
=
esi+
[|]
ae
To
zo
!
exl
5
set
[ [a
mR
gL
sOo7
227,
6
~
esl
Sore
oO
8
(C201
ss
So
+
2
°°
TA75559S-|I
-
: oa
a
=
or AN6555,
T_T
aS
ed
NERA
e
D
+4
a
o
BUFFER AMP
men
|
ba
o
8
8g
ze
es
++
38
°
=9
12 3V 123V
n
2
Ss
wx
Hes
8
CO
$8
$x
57V
=
R234 C210
an
zo
3
(2K
16vi0
x
x
ov
jov jov jov Jov jov Jov jov
jov jov jov jov
57v
5
+ R302
5,
+
('5)
oO
47K
be
m
2
g
BS
[oe
&
LA6324
Ryze
C204
arr
1G.00
SPECTRUM
2SA1309
=
-
8
8
LC7522
ANALYZER
or2SA933
s
Ble
2
BAND LEVEL
BPF
REST
re
eTs
&
CONTROL
i
7
y-
eo
/
R201 IK
«
(14)
Q3
p> Loh(Ory
76V OV
OV
OV
OV
OV
OV
OV
OV
OV
-77V|-77V
|
Cy
8
R217 22K
TéV
Tv
ab
f oa),
LINE OUT]
[>
<|
@ ~~ R200 IK
R216 22K
S38
Rh C
WV
¢
?
iC 603
3
ore
0201
ov| 2200
I
R222 100K
MN 40518
|
nu
S
~12.2V
-12.2v
MULTIPLEXER
7
=
OV
TL
3
bs
R255
100K
g
=
WA————
&
my
R249 100K
R306 I0K
oT
R209 IK
S31
Raa taget
an AVE a
Len Core
TA75559S-|
(wt) a
ie
8
Q204
Q200,201
OV
OV
OV
OV
Ov
OV
OV
OV
OV
or
AN6555
-
LINE
IN
=
5
7
SPECTRUM
ai
I
Se
Bl cen
freee
eco
ANALYZER
DTCI43TS
Reh CS x
rs
MUTING
IC 302
oy
MUTING CONTROL
10
82
8 I
CONTROL
LC7522
nel
2
3
BAND LEVEL
8
8s
5
a)
&
8
CONTROL
=
38
ft
SoH
=8% of
o
a
o
ue
4
=
-
4
an
ne AN
fe.
3 -
se,
8
© Sih
eeu
O)
5.7V
3
ha
ary
a
ar
REMOTE
<a
_
at
av)
on
Q4
ES
CONTROL
Sx
2
a
[-
l
i
Te MAIS
BR oy
s8t
28A1309
oar
Vv
2.
or 2SA933
OUTPUT
=>
u
C)
ae
ov
REMOTE CONTROL
S38
a4
2 a
rey
x
a8
NS
g
2
=
mo
bad
a
ve
eae
as
8
ny
Oe
nl,
oO
a
C4
ao
Peps
=
rm ©.
Se
So
Se
*Caushion !
IC and LS] are sensitive to static electricity.
Secondary trouble can be prevented by taking care during repair.
* Cover the parts boxes made of plastics with aluminum foil.
* Ground the soldering iron.
* Put a conductive mat on the work table.
* Do not touch the legs of IC or LSI with the fingers directly.
0
Sl,
Jos
"
foxe)
ot
a
oot
oT
°
+
n+}
a
p-l+
SSL
=s
Sin
SoSH
ag
7
88
og
28
T
a
b
e
N
—)
c508 0.012
4}
10,0047
0.02
SPECTRUM
ANALYZER
B.PF
RSO6
| C503 33K
R516
| C509 33K
be
c504
50V!
82K W—o—
|
cslo 50VI
R513
L
R517
56K
Pw
1503
MN4OSIB
MULTIPLEXER
(EK} Only
-i24V <6} -——
C7 50Vvi0
SS
C8 SOVIO
+
D4
MASO75M
(EK,
1/2
R4
w--41/2
]
LRE
Advertisement
