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PD-6010
@ List of Symbols
Signal! Source
Signal Name
Function
Tracking signal lead code detector
IC9-38~48
Address line
101-6
APC GND
r
Output from 1/4 divider detectors used to detect RF and focus signals
1C9-76
Bit clock
Tracking signal end code detector
1C6-6
+
Counter out
Track count signal pulse
IC9-62
LEerar flag
at Bins SS,
1C9-63
Error flag
1C9-64
Error flag
IC9-65
Error flag
| Flags indicating when decoder LSI is correcting errors
1C3-2
Carriage drive
Carriage motor drive output
1C12-27
Clock
IC6 and IC9 control data (serial) clock
$102
Clamp
Disc tray status (L: closed, H: open or moving)
1C9-20
Sub-code Q error detection result output (synchronized with SCOR signal)
|
1C9-50
Chip select
1C9-37~34
32~29
1012-13
1C9-21
1C12-15
IC5-16
TP1-6
Data line
Data
De-emphasis
Direct
External clock
Focus gain down
Focus drive
Focus error
RAM activator contro! signal
RAM data line
DAC playback signal data (serial)
De-emphasis on/off signal (L: de-emphasis ON)
External clock input
Control signal for reducing focus servo gain
Focus actuator drive signal
Focus error signal
Focus loop in
Focus servo gain adjustment input
TP1-1
dec
Focus loop out
TRi-8
Focus servo gain adjustment output
Focus
Focus actuator drive current detector
—t
+———
IC5-1
+-—
Focus OK
IC9-28
=
GFS
Frame sync lock status output (H: locked)
GND
$101
Inside
Detector signal indicating that pick-up has reached inside track
1C11 9~12
15,17
Key data
Key on/off matrix encoded data
4
1C201-11
Key st
1C12-26
Loading in
Loading-in control signal
1C12-28
Loading out
Loading-out control signal
1€12-10
++.
Laser diode
Laser diode switching signal (H: diode ON)
| 104-2
1C4-10
— Loading motor drive voltage output
1C9-80
LR clock
*1: Also used in 10-track jumping in PD-6010
26
'Clock (44.1kHz) for switching decoder (DAC) left/right channels
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