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IC, LA9241M
Fa Nane
2
FINI
S o
Description
Pin to which external pickup photo diode is connected. RF signal is created by adding
with the FIN] pin signal. FE signal is created by subtracting from the FIN1 pin signal.
Pin to which external pickup photo diode is connected.
.
Pin to which external pickup photo diode is connected. TE signal is created by —
-}-
subtracting from the F pin signal.
Pin to which external pickup photo diode is connected.
DC component of the TE signal is input.
Pin to which external resistor setting the TE signal gain is connected between the TE pin.
TE signal output pin.
_ TES "Track Error Sense" comparator input pin. TE signal is passed through a band-
fa
= >
SI
pass filter then input.
,
Shock detection signal input pin.
Tracking gain time constant setting pin.
TA amplifier output pin.
:
Pin to which external tracking phase compensation constants are connected between
22)
CI
_—
the TD and VR pins.
Tracking phase compensation setting pin.
Tracking jump signal (kick pulse) amplitude setting pin.
w
J
—
—
rg
Ss)
ee
wa
ia,
°
Tracking control signal output pin.
Focusing control signal output pin.
—
~
—
ies]
;
Pin to which external focusing phase compensation constants are connected between
the FD and FA pins. °
Pin to which external focusing phase compensation constants are connected between
the FD- and FA- pins.
Pin to which external focusing phase compensation constants are connected between
the FA and FE pins.
:
a
eS eee
ee
[oil ened oui Cv an
Vpn
ca
I
Pin to which external spindle gain setting resistor in 12 cm mode is connected.
_
oO
ies)
iG
ste
paar
22
23
Cc
24
P
25
G
26
27
28
29
34
35
N
Ss
Ss
Ss
NI
Pin to which external spindle phase compensation constants are connected together
with SPD pin.
:
[
SLEQ
Ss
30, 31
SL-
32, 33
JP-, JP+
P
P|
L
» SL+
P.
D
D
TOFF
52
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