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| TUNER
TUNER
|
IF-16 (VIF, SIF, AFT, AGC
BAND
SELECTOR),
TU-23
(TUNER)
MOUNTING
DIAGRAMS
— Ref. No. IF-16 BOARD : 3000 series, TU-23 BOARD
: 3500 series —
007
006
{Cool
010
005
iy
TU = 23 Board
001
005
002
007
uPC574J
CX885
2SA 1048
2SC 1890A
4240
35
3025 22
c
c
;
2
fC)
aoaey
cathode
!
&
ENG
coer
(Top view}
8c
E
8
181555
2SC2785
28K43-2
10E-2
cathode
i
D
8
& as
mp ©:
ae
ésb
anode
.
E
Z
©
All resistors are in ohms, 4 W unless otherwise noted.
When
indicating
parts
by refer-
kQ = 10002;
MQ = 1000k2
ence
number,
please
include
the
board
name.
Pp : MHF
SOWV
or less are not indicated except for
electrolytics.
e@
All
capacitors
are
in uF
unless
otherwise
noted.
e@
All variable and adjustable resistors have characteristic
curve B, unless otherwise noted.
°
iw:
nonflammable resistor.
@
The red lines show the main voltages.
e~- All voltages are dc measured with a VOM
(20k2/V).
The components
identified by shading and
A\ mark
are critical for safety. Replace only with part number
oo
e
Se
(ge WAD " papa
00 "6
Bete
pee
a e
L097 Ma
ag ony weoo3 KO
a
specified.
Les composants identifiés par le hachuré et la marque
sont essentiels pour la sécurité. Ne remplacer
que par le numéro de piéce spécifiée.
3-29
.
3-30
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