Philips VR330/58 - Page 42

1-14-5 HC493PIN
Notes:
Abbreviation for Active Level:
PWM -----Pulse Wide Modulation
A/D--------Analog - Digital Converter
65 OUT
D-REC-H
Delayed Record
Signal
L
66 OUT
C-
POWER-
SW
Capstan Power
Switching Pulse
L/Hi-z
67 IN
P-ON-H
Power On Signal
at High
H
68 OUT
DRV-
DATA
LED Clock Driver
IC Control Data
H/L
69 OUT
DRV-
STB
LED Clock Driver
IC Chip Select
Signal
H/L
70 OUT
DRV-
CLK
LED Clock Driver
IC Control Clock
H/L
71 OUT
I
2
C BUS-
SCL
I
2
C BUS Control
Clock
H/L
72
IN/
OUT
I
2
C BUS-
SDA
I
2
C BUS Control
Data
H/L
73
W,X,
Y,Z,
AA,
AC,
AD,
AE
-
N.U. Not Used
-
AB OUT
SAT-
MOUSE
SAT-MOUSE
Data Control
Signal Output
L
74 -
N.U. Not Used
-
75 -
N.U. Not Used
-
76 OUT
C-CONT
Capstan Motor
Control Signal
PWM
77 OUT
D-CONT
Drum Motor
Control Signal
PWM
78 OUT
C-F/R
Capstan Motor
FWD/REV
Control Signal
(FWD=”L”/
REV=”H”)
H/L
79 IN
S-REEL
Supply Reel
Rotation Signal
PULSE
80 IN
T-REEL
Take Up Reel
Rotation Signal
PULSE
81 OUT
LM-FWD/
REV
Loading Motor
Control Signal
H/L/
Hi-z
82 -
N.U. Not Used
-
83 OUT
A-MUTE-
H
Audio Mute
Control
Signal (Mute =
“H”)
H
84 OUT
FF/REW-
L
CTL Amp Gain
Switching Signal
(FF/REW=”L”)
L
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level
85
W,X,
Y,Z,
AA,
AC,
AD,
AE
-
N.U. Not Used
-
AB IN LINK-IN
Easy Link Data
Input
Z/L
86 IN
P-
DOWN-L
Power Voltage
Down Detector
Signal
L
87 IN
C-FG
Capstan Motor
Rotation
Detection
Pulse
PULSE
88 -
AMPVss AMPVss (GND)
-
89 IN
D-FG
Drum Motor
Rotation
Detection Pulse
PULSE
90 IN
D-PG
Drum Motor
Pulse Generator
PULSE
91 -
N.U. Not Used
-
92 -
AMPVRE
F
IN
V-Ref for CTL
AMP
-
93 -
CC Terminal
-
94 OUT
CTL (-)
Playback/Record
Control Signal (-)
H/L
95 OUT
CTL (+)
Playback/Record
Control Signal
(+)
H/L
96 -
AMPC
CTL AMP
Connected
Terminal
-
97 -
CTLAMP
out
To Monitor for
CTL AMP Output
PULSE
98 -
AMPVcc AMPVcc
-
99 -
AVcc
A/D Converter
Power Input/
Standard
Voltage Input
-
100 IN
AGC
IF AGC Control
Signal
H/L/
Hi-z
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level