Akai CD-22 - Page 23

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CXA1081
PIN NO. SYMBOL I/O FUNCTION
1
RFl
I
RF SIGNAL FROM SUMMING AMP
2
RFO O RF SIGNAL OUT (EYE PATTERN CHECK POINT)
3
RFG
1 FEED BACK TO SUMMING AMP
4 P/N
—
NC
LD O AUTO POWER CONTROL OUT (TO LASER DIODE)
6 PD I AUTO POWER CONTROL IN (FROM PILOT DIODE)
7 PDl
I
A4-C SIGNAL RF I-V AMP IN
8 PD2
I
B4-D SIGNAL RF I-V AMP IN
9
VC
-
GND
10 F I TRACKING DIODE SIGNAL RF I-V AMP IN (F)
1 1
E
I
TRACKING DIODE SIGNAL RF I-V AMP IN (E)
12 EO O RF I-V AMP (E) OUT
13
El 1 FEED BACK TO RF 1-V AMP (E)
14
VR
-
NC
15
CC2
1
DEFECT BOTTOM HOLD IN
16
CCl O
DEFECT BOTTOM HOLD OUT
17 VEE
—
-B
18 F-EBIAS
1
FOCUS OFF-SET VOLTAGE IN
19
FE O FOCUS ERROR OUT
20 TE O TRACKING ERROR OUT
21 DEFECT O DEFECT COMPALATOR OUT
22 MIRR O MIRROR COMPALATOR OUT
23 CP
I
CONNECT MIRROR HOLD CONDENSER
24 CB
I
CONNECT BOTTOM HOLD CONDENSER
25 DGND
-
GND
26
ASY
I AUTO ASYMMETRY SIGNAL IN
27
EFM
O EFM COMPALATOR OUT
28
FOK O FOCUS OK COMPALATOR OUT
29 LDON
I
LASER DIODE ON/OFF CONTROL IN
30 VCC
—
-I-B
2