Panasonic SAAK58 - MINI HES W/CD, Service Manual

Page: 70 / 157

Pin
No.
Terminal
Name
I/O Function
19 SMCK -
System clock (f=4.2336 MHz)
(Not used, open)
20 CSEL I
Frequency control terminal of
crystal oscillator (Connected to
V
DD
)
21 TRV -
Traverse servo control signal
output
(Not used, open)
22 TVD O Traverse drive signal output
23 PC O Turntable motor drive signal
output (L: ON)
24 ECM O
Turntable motor drive signal
output
(Forced mode)
25 ECS O
Turntable motor drive signal
output
(Servo error signal)
26 KICK - Kick pulse output (Not used,
open)
27 TRD O Tracking drive signal output
28 FOD O Focus drive signal output
29 VREF I D/A drive output normal voltage
input
30 FBAL O Focus balance adj. output
31 TBAL O Tracking balance adj. output
32 FE I Focus error signal input
33 TE I Tracking error signal input
34 RFENV I RF envelope signal input
35 VDET I Oscillator detect signal input (H:
detect)
36 OFT I Off track signal input (H: Off
track)
37 TRCRS I Track cross signal input
38 /RFDET I RF detect signal input (L: detect)
39 BDO I Dropout detection signal input
(H: dropout)
40 LDON O Laser power control signal
output (H: ON)
41 PLLF2 - PLL loop filter terminal (Not
used, open)
42 DSLF2 I/O DSL loop filter terminal
43 WVEL -
Double velocity status signal
output
(Not used, open)
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