Pin Description - Hitachi GCR-8480B User Manual

Pin Description

Pin No. Pin Name
1 BHC
2 PHC
3 RFAO
4 GND
5 RFA-
6 RFIN
7 FIN1
8 Fin2
9 E
10 F
11 REFI
12 VREF
13 LDD
14 LDS
15 LDON
16 GHS
17 BHH
18 EQS
19 SGC
20 TBAL
21 FBAL
22 TSH
23 VCC2
24 TS
25 TSS
26 TE
27 TE-
28 FE
29 FE-
30 REFL
31 GND2
32 RHLD
33 RFSM
34 VCC1
35 BH
36 PH
14
Descriptions
Bottom hold external condensor pin for checking RFAGC.
Peak hold external condensor pin for checking RFAGC.
RF Pre AMP output
RF GND
RF Pre AMP (-) input
RF Sum input
Pickup output (B+D),
Pickup output (A+C),
Pickup output (E)
Pickup output (F)
Eeternal Condensor Pin of Reference Voltage.
Reference output
APC circuit output
APC circuit input
Laser on/off.
RF signal gain control.
BH response control.
RF equalizer. PH detection control
Servo gain control
TE balance adjust
FE balance adjust
TS wide band control
Servo VCC
TS output
TS wide band control
TE signal output (To DSP)
TE gain control
FE signal output (To DSP)
FE gain control
Reflection output (To DSP)
Servo GND
RF hold control
EFM signal output (To DSP)
RF VCC
RF bottom hold output (To DSP)
RF peak hold output (To DSP)