An8806Sb-W (Ic601) : Rf & Servo Amp - JVC UX-T77 Service Manual

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UX-T77
AN8806SB-W (IC601) : RF & Servo AMP
1.Pin layout
PD
LD
LDON
LDP
VCC
RF-
RF OUT
RF IN
C.AGC
ARF
C.ENV
C.EA
CS BDO
BDO
CS BRT
OFTR
/NRFDET
GND
2.Block diagram
--
36
+
--
35
+
31
--
34
+
32
--
33
+
1-24
36
1
PDAC
35
2
PDBD
34
3
PDF
33
4
PDE
32
5
PDER
31
6
PDFR
30
7
TBAL
29
8
FBAL
28
EF-
9
27
10
EF OUT
26
TE-
11
25
12
TE OUT
24
CROSS
13
23
14
TE BPF
22
VDET
15
21
16
LD OFF
20
VREF
17
19
18
ENV
6
7
29
--
+
-- +
+
--
VCBA
--
+
+
VCBA
--
--
VCBA
+
--
--
+
VCBA
+
+
--
+
--
30
24
28
9
10
27
8
--
+
EQ
AGC
OFTR
-- +
-- +
-- +
25
22
26
23
17
11
12
19
ENV CURCUIT
RF
DET
BDO
--
+
1
4
3
13
14
15
16
20
21
2

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