Technics SJ-HD501

Pin
No.
Mark I/O
Division
Function
26 VCC I Power supply terminal
(+3V)
27
NRFDET/
OFTR
O NRFDET/off track signal
output terminal
28 NRFLD I Serial command latch
signal input terminal
29 RF DATA I Serial command data
signal input terminal
30 RFCK I Serial command clock
input terminal
31
NRFSTBY
I Standby control signal
input terminal
32 OUT RF O EFM signal output terminal
33 CRF
AGC
— RFAGC capacitor
connection terminal
34 EQ IN I EQ input terminal
35 ARFO O RF amp. output terminal
36 SVREF I Reference voltage input
terminal
37 VREF O Reference voltage output
terminal
38 RF1 I RF1 signal input terminal
39 RF2 I RF2 signal input terminal
40 F1 I F1 signal input terminal
41 F2 I F2 signal input terminal
42 CLPF1 — APP compensation LPF
capacitor connection
terminal
43 CLPF2 — RF equalizer adjustment
resistor connection
terminal
44
~47
A
~D
I Beam A~D signal input
terminal
48 CENVC — Beam E signal detection
capacitor connection
terminal
16.2. IC2 (AN8814SB-E1) : FOCUS/TRACKING COIL,
SPINDLE/TRAVERSE MOTOR DRIVE
39