Sony SL-5000 - Tuner and IF Section Schematics

TUNER
IF-16 (VIF, SIF, AFT, AGC BAND SELECTOR), TU-23 (TUNER) BOARDS SCHEMATIC DIAGRAM
— Ref. No. IF-16 BOARD : 3000 series, TU-23 BOARD : 3500 series —
ANTENNA TERMINAL
& ae _
VHF IN UHF IN cKJ00! fir wy
TOMER IF ouT @ © C-O
vie gee cNJOO1
——_9—0 >
uot | i
0,022
Caen a es
a ae ae eae
| |
nee
[|
505
D003 1SI555
9003 D004 1S1555
RO CP) 2802785 D008 11555
Us
R026. 5 0004
me Or) 252785
BAND SW H
=
=H
fe
—_ = (5) Gan
TUNER
1001
LSk
ie 9006 252785
BAND SW U
F a
Do!9 0 Ql! 2sciBs0A |
An, oe 1 aE
(4) 1002 eed
Be k PCE TAY
. ZENER
(2W)
|
|
RVO02
4.7k
Rozz
Ik
dH
DOO! —1S1555
0002 1SI555
0006
181555
p007
181555 ae
TS
RO4 l
100k
.@) e) 0 e) @) ©) oO eo) eo) ‘e) oO re) ce) .@) @) 0 ©) .@) ©) @) .e) e) e) ‘e) re) a, ‘@) “~%
Rae ee ee hs eo ee hal a ik a
ne} LE] Let eT Gel Ley tbr bf ky ie? ie? Ley br a
RV904 RV906 RV908 RV909
,
PSOOI QO fe 9 Q fe a Q Q Q Q je fe Q
PRESETTER! i
Cana ae rs ees a Ene Geet RE ee ES
— —S90!___ $902 04. ___ $905 $906 S907 = $908 8909 S910 SN s9l2 $913 39
A B C D E F 6 H 1 J K t M N
-_ —_ po -
3-31
Q001 2sce785
AUDIO MUTE
S901—S914 | BAND SELECT SWITCH
RVQOI-RV9I4 > TUNING
SOOI- SOI4 : CHANNEL SELECT SWITCH
(ir
ek
*
no mark :
ROS7
4.7
1c001
SIF VIF
Q002
VIDEO AMP
co23 L008
120p 18 yH
: Can not be measured.
Set the band select switch to "H"
Q013
2sC2785 2SAl048
VIDEO AMP
Cx885
ROI4
47k
position
and channel select button to “a” position
and AFT switch to ‘on’ position,
3-32
L004 I2yH
6
Q014
2SA1048
SWITCH
co22
22p
coz4
ROI2 0.47 4
33k 50V
0.3 col4
cg ey aes 0.001
180 100k
0008 Q010 0003 9007 9005 Re
2SC1890A 252785 2501048 25K43-2 -2SC2785 tt
NEON SW MUTE ORIVE AFT DEFEAT AFT MIX AFT DRIVE I 4
CN2 (WHT)
[vin0EO OUTIY) | |
VIDEO OUTIX) | | TO VA-I
[auo1o out iy) | | BQARP
Aupio outTix) | |
CNt WHT)
[sno
TO TP-2
BOARD
IF =16 soard