Philips CD692 - Page 10

AO-A12___-
Address
outputs
to
external
RAM
RE
-
Radial
error
signal
(Amplified
RE2-
AGC
-
Automatic
Gain
Control
RE
dig
-
Radial
error
digital
AM
-
Additional
mute
RE
lag
_
-
Radial
error
signal
for
LAG
network
BOo-B3
-
Control
bits
for
radial
circuit
RE1
-
Radial
error
signal
1
BEQ
-
Equalizer
reference
current
input
RE2
-
Radial
error
signal
2
CL
-
Microprocessor
interface
clock
input
Rosc
-
Resistor
wobble
oscillator
Cosc1
-
Capacitor
wobble
oscillator
RST
-
Device
reset
Cosc2
-
Capacitor
wobble
oscillator
Rwob
-
Wobble
generator
input
DO-D7
-
Data
inputs/outputs
to
external
RAM
Sc
__
-
Starting
up
capacitor
input
D1-4
-
Photodiode
currents
Si/RD
-
On/off
control
for
laser
supply
and
focus
DA
-
Microprocessor
interface
data
input/putput
ST
-
Standby
mode
line
TL
-
Track
loss
output
signal
DE1L
-
Pin
1
for
external
de-emphasis
capacitor
WE
-
Write
enable
and
resistor
XIN
-
Oscillator
signal
input
.DE1R
-
Pin
1
for
external
de-emphasis
capacitor
XOUT
-
Oscillator
output
and
resistor
DE2L
-
Pin
2
for
external
de-emphasis
capacitor
.
and
resistor
DE2R
-
Pin
2
for
external
de-emphasis
capacitor
and
resistor
DEC
-
Decoupling
input
internal
bypass
DEEM
- Output
for
external
de-emphasis
switches
DET
-
HF
detector
voltage
input
DIV4
-
Divide
by 4
input
DMUTE_ - Digital mute
DOBM _ - Digital audio output
DODS - Drop out detector suppression
FE - Focus error signal
FE lag _ - Focus error signal for LAG network
HF - HF output for DEMOD
HF-in - HF current input to HF amplifier
HF-out - HF amplifier and equalizer voltage output
HFD - High-frequency detector
HF - Inverting data slicer input
HFI - Non-inverting data slicer input
HM - Motor control signal
IREF - Current reference output
KO - Kill out
KTC - Kill time capacitor connection
LM - Laser monitor diode input
LO - Laser amplifier current output
MACC - Motor accelerate signal
MBRA - Motor brake signal
MHAL - Hall effect detector for motor
NRST - Reset input
Oc - VCO control
OUTL - Left channel output
OUTR - Right channel output
PD - Phase detector
PLLH - PLL on hold reset
PWMA _ - Pulse width modulated motor control
acceleration
PWMB _ - Pulse width modulated motor control
brake signal
QCL - Q-channel clock signal
QRA - Q-channel request aknowledge
R/A - Request/acknowledge
RADout - Output of RE2-RE1 input
PCS 60 210