JVC UX-A52R Service Manual page 49

AN22000A-W (IC601) : RF head amp.
1. Pin layout
32 31
1 2
2. Block diagram
3TOUT NRFDET
CEA
3. Pin function
Pin No. Function
1 APC amp input terminal.
2 APC amp output terminal.
3 Power supply.
4 RF amp negative input terminal.
5 RF amp output terminal.
6 AGC input terminal.
7 AGC loop filter capacitor connection terminal.
8 AGC output terminal.
9 Capacitor connection terminal for HPF-amp.
10 3TENV output terminal.
11 Capacitor connection terminal for RF enberope detection.
12 BDO output terminal.
13 Capacitor connection terminal for RF enverope detection.
14 OFTR output terminal.
15 NRDET output terminal.
16 Ground terminal.
30 29 28 27 26 25 24
3 4 5 6 7 8 9 10 11 12 13 14 15 16
FEOUT
FEN TEN
A B
C
23 22 21 20 19 18 17
TEOUT TEBPF VDET
E F
D
Pin No. Function
17 VREF output terminal.
18 VDET output terminal.
19 VDET input terminal.
20 TE amp. output terminal.
21 TE amp. negative input terminal.
22 FE amp. negative input terminal.
23 FE amp. output terminal.
24 GCTL & APC terminal.
25 FBAL control terminal.
26 TBAL control terminal.
27 Tracking signal input terminal 1.
28 Tracking signal input terminal 2.
29 Focus signal input terminal 4.
30 Focus signal input terminal 3.
31 Focus signal input terminal 2.
32 Focus signal input terminal 1.
UX-A52R
LD PD
VREF
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