Top View - Sharp Rg-7550H Serviceanleitung

IC401: VHILA22002A.1 (LA2200A)
3
PRE AMP
2
AM
DETECTOR
MUTING
sw
SIGNAL
out
SIGNAL
OUT
TOP
IC501: VH11R3108//-1
INPUT I
Constant
Amplifier
circu't
circuit
2
3
4
IC502, IC503:
(Internal
4
9
5
6
7
16
PLL- SYSTEM
(LAMP)
MUTING
CONTROL
sw
6
GND
VIEW
(IR3108)
Detec Rectifier
ompar '5
circuit circuit ircuit
6 7
(L Mill I-C)
link)
o
O
2
IC402: VHITA7343P/-1
IN PUT
V cc
DET
STEREO
OECOOER
c-OUT R-OUT
v co
12
STOP
CONTROL
9
Schmitt
8
OUTPUT
circuit
c
16 15 14 13 12
TOP VIEW
(TA7343P)
vco
76 KHz
STEREO
TRGGER
OWER
9
F R ONT VIEW
2 3 4 6 7
FRONT VIEW
12
10 9
e
VCC