JVC KD-S580 Service Manual page 24

KD-S580
AN8806SB-W (IC501) : RF & amp.
1.Pin layout
PD 1
LDON 3
LDP 4
VCC 5
RF- 6
RF OUT 7
RF IN 8
C.AGC 9
ARF 10
C.ENV 11
C.EA 12
CS BDO 13
BDO 14
CS BRT 15
OFTR 16
/NRFDET 17
GND 18
2.Block diagram
-
36
+
-
35
+
31
34 -
+
32
-
33
+
1-24
36 PDAC
35 PDBD
LD 2
34 PDF
33 PDE
32 PDER
31 PDFR
30 TBAL
29 FBAL
28 EF-
27 EF OUT
26 TE-
25 TE OUT
24 CROSS
23 TE BPF
22 VDET
21 LD OFF
20 VREF
19 ENV
6
7 29
-
+
- +
+
VCBA
-
+
VCBA
-
-
VCBA
+
-
-
+
VCBA
+
+ -
+
-
30 24
28 9
27 8
-
+
AGC
EQ
-
+
OFTR
- + - +
25 26 23 22
10 17 11 12 19
RF ENV CURCUIT
DET
BDO
-
+
1 4
3
13
14
15
16
20
21
2