Sony SL-2710 - Tuner Block Diagram

3-29. TUNER BLOCK DIAGRAM
1C201{1/2)
CX20014
VIE
BUFFER
9208
[BAND CORRECTOR
0207
TO VIDEO BLOCK
VIDEO ‘4.5Miz TRAP
DET C202
ANTENNA,
CHANGE,
SWITCH
IC201 (1/2) CX20014 siF
MPX
Mex OUTL__ouT.
BET RF
r—
[Exvcnale]
=
ant
conrrou
oPF
cF201 oy Px i
RE | [rvcony OUHF/VHF 2 [9204]
LL AUDIO MUTE
AUX]
@FRom
conv
TUNER
108
.
ae TOT
> TUNER AUDIO
ip
va
Ao
DOWN
Se
TO
AUDIO
BLOCK
? HB: IC105 | NuM2903D
APT UP
SYNC SEP.
cr)
AND
ie apaate 1 video !
654) BAND 2 H sync}
TPF
Fu TRAP]
poe 101 } 5) TRAP MUTE
ROSTT 5
ve
Loca iclo2. waar? 3 woot SENT-ROSTT
CONTROL CONTROL Seyi TO/FROM
CHANNEL ey Str TO TIMER BLOCK
a
DATA SERIAL IN!
-sw—@von U8 Haute ®
‘Lock G0)m CLK SERIAL our @3) REG BV
piece BUX
RESET ®) $518 [PRESET
a
p
Wane ar PRESET @) s
G=)P DATA sh ae
any
as
+4av
soie [ERASE]
Pay
o—t+
FROM UNSWITCHED. ois NORMAL
AUDIO~2 BETA HiFi 12V +
BLOCK cary
5 IClOl we *
7 os SYSTEM covTRa were
> M_CONTROL
Zz ie PLL CONTROLLER |
07> CONVERTER
FROM 0301, 302 ' IPK-4 BOARD
VIDEO BLOCK + 42V-——[i7 CONVERTER REG
a fe L, a es
FROM
AUDIO. BLOCK
RE
MODURATOR Ti-1BOARD
87— —68—