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Pin Description - Hitachi GCR-8480B User Manual

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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)

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Gcr-8520b