Panasonic SJ-HD515, Руководство по обслуживанию

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Pin
No.
Terminal
Name
I/O Function
33 CRF
AGC
- RFAGC capacitor connect
terminal
34 EQ IN I EQ input
35 ARFO O RF amp output
36 SVREF I Reference signal input
37 VREF O Reference voltage output
38 RF1 I RF 1 signal input
39 RF2 I RF 2 signal input
40 F1 I F 1 signal input
41 F2 I F 2 signal input
42 CLPF1 I APP correction CPF capacitor
connect terminal
43 CLPF1 I RF equalizer adjustment
resistor connect terminal
44 A I Main beam A signal input
45 B I Main beam B signal input
46 C I Main beam C signal input
47 D I Main beam D signal input
48 CENVC I C signal detection input
17.2. IC2 (AN8814SB-E1): / Focus/Tracking Coil, / Spindle/Traverse
Motor Drive
Pin
No.
Terminal
Name
I/O Function
1 REG B -
3.3 V external transistor control
(Not used, open)
2 REG M -
3.3 V regular output monitor
(Not used, connected to GND)
3 NC - Not used, open
4 OPO O Op-amp output
5 OP- I Op-amp invert input
6 OP+ -
Op-amp non-invert output
(Not used, connected to GND)
7
V
CC
I Power supply terminal
8 1/2PV
CC
2
O
1/2PV
CC
output terminal 2
(Connected to GND via
capacitor)
9
PV
CC
2
I Power supply terminal for driver
10 PGND2 - GND terminal
11 VO4- O Tracking coil drive output
12 VO4+ O Tracking coil drive output
13 VO3- O Focus coil drive output
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