Centrum GEB100, Service Manual

Page: 33 / 69

1-11-2 HG221PIN
Notes:
Abbreviation for Active Level:
PWM -----Pulse Wide Modulation
A/D--------Analog - Digital Converter
59 OUT 8POUT-1
SCART 1 8Pin
Output Control
Signal
H/L
60 - N.U. Not Used -
61 - N.U. Not Used -
62 -
N.U. Not Used
-
63 - N.U. Not Used -
64 - N.U. Not Used -
65 -
N.U. Not Used
-
66 OUT
C-POW-
SW Capstan Power
Switching Signal
H/L
67 IN P-ON-H
Power On Signal at
High
H
68 -
N.U. Not Used
-
69 - N.U. Not Used -
70 - N.U. Not Used -
71 OUT
IIC-BUS
SCL
I
2
C BUS Control
Clock
H/L
72
IN/
OUT
IIC-BUS
SDA
I
2
C BUS Control
Data
H/L
73 -
N.U. Not Used
-
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
Audio Mute Control
Signal
H
84 -
N.U. Not Used
-
85 - N.U. Not Used -
86 IN P-DOWN-L
Power Voltage Down
Detector Signal
L
87 IN
C-FG
Capstan Motor
Rotation Detection
Pulse
PULSE
88 - N.U. Not Used -
89 - N.U. Not Used -
90 IN
D-PFG
Drum Motor Pulse
Generator
PULSE
Pin
No. IN/
OUT
Signal
Name
Function
Active
Level
91 -
AMPVREF
OUT
V-Ref for CTL AMP
-
92 -
AMPVREF
IN
V-Ref for CTL AMP -
93 - P80/C P80/C Terminal -
94
IN/
OUT
CTL (-)
Playback/Record
Control Signal (-)
H/L
95
IN/
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 Comparator
Signal
A/D
Pin
No.
IN/
OUT
Signal
Name
Function
Active
Level