Durabrand DCV203, Руководство по обслуживанию, Страница: 45 / 81

1-13-2 HD230PIN
33 IN OSCI
Main Clock
Input
14.31818MHz
-
34 - VSS VSS
35 IN XI
Sub Clock
Input 32.768
MHz
-
36 OUT XO
Sub Clock
Output 32.768
MHz
-
37 IN SXI
Operation
Mode Select-
ing Input Sig-
nal
-
38 OUT
VIDEO-
OUT
Composite
Video Signal
Output
-
39 - Vss2 Vss2 -
40 IN
VIDEO-
IN
Composite
Video Signal
Input
41 IN C-SYNC
Composite
Synchronized
Pulse
PULSE
42 - VDD2 VDD2 -
43 IN AFCC
Low Path Filter
Input Signal
For AFC
-
44 OUT AFCLPF
Low Path Filter
Output Signal
For AFC
-
45 - N.U. Not Used -
46 - N.U. Not Used -
47 IN D-PFG
Drum PG/FG
Input Signal
PULSE
48 - N.U. Not Used -
49 IN C-FG
Capstan Motor
Rotation
Detection
Pulse
PULSE
50 - AFG GND -
51 OUT VRO
Servo Stan-
dard Voltage
Output
-
52 IN VRI
Servo Stan-
dard Voltage
Input
-
53 - AVss AVSS -
54 IN CTLA
CTL Amp. AC
GND
-
55 - AVDD AVDD -
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level
56
IN/
OUT
CTL (+)
Playback/
Record Control
Signal (+)
-
57
IN/
OUT
CTL (-)
Playback/
Record Control
Signal (-)
-
58 OUT CTL
Amp. Output
Control Signal
for Test Point
-
59
A - N.U. Not Used -
B IN
HiFi/
NOR-IN
Audio Mode
Input HiFi=”L”/
Normal=”H”
A/D
60 - N.U. Not Used -
61
A - N.U. Not Used -
B IN
ST/SAP-
IN
Tuner Stereo/
Sap Detector
Signal Input
A/D
62 IN END-S
Tape End
Position
Detect Signal
A/D
63 IN AFC
Automatic
Frequency
Control Signal
A/D
64 IN V-ENV
Video
Envelope
Comparator
Signal
A/D
65 IN
PG-
DELAY
Video Head
Switching
Pulse Signal
Adjusted
Voltage
A/D
66 IN KEY-2
A/D Key Data
Signal 2
A/D
67 IN KEY-1
A/D Key Data
Signal 1
A/D
68 IN LD-SW
Deck Mode
Position
Detector
Signal
A/D
69 IN ST-S
Tape Start
Position
Detector
Signal
A/D
70 OUT REC-IND
“REC” LED
Signal Output
L
71 OUT REC-IND
“REC” LED
Signal Output
L
72 OUT
VCR/TV-
IND VCR/TV Mode
LED Indicate
L
73 OUT
VCR/TV-
IND VCR/TV Mode
LED Indicate
L
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level