Emerson EWV401B, Руководство по обслуживанию

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1-13-2 HB3J1PIN
30 OUT
OSD- BB-
OUT
Composite
Video
Signal Output
(Blue Back)
-
31 OUT
OSD-
CHARA-
OUT Character
Output (Super-
imposed)
-
32 - OSDVcc OSDVcc -
33 OUT
D-V
SYNC Dummy
V-sync Output
H/Hi-z
34 IN RESET
System Reset
Signal
(Reset=”L”)
L
35 IN OSC
IN
Clock Input
for letter size
-
36 OUT OSC
OUT
Clock Output
for letter size
-
37 - Vcc Vcc -
38 IN X-IN
Main Clock
Input
14.31818 MHz
-
39 OUT X-OUT
Main Clock
Output
-
40 - Vss Vss(GND) -
41 IN XC-IN
Sub Clock 32
kHz
-
42 OUT XC-OUT
Sub Clock 32
kHz
-
43 IN CLKSEL
Clock Select
(GND)
L
44 - N.U. Not Used -
45 OUT
SP/LP/
SLP
Top Speed
Select Signal
(SP=”L”/
LP=”Z”/
SLP=”H”)
H/Z/L
46 - N.U. Not Used -
47 OUT
TRICK/C-
G/APC
Special
Playback/
Copy Guard/
APC Control
Signal
H/Z/L
48 OUT C-F/R
Capstan Motor
FWD/REV
Control Signal
(FWD=”L”/
REV=”H”)
H/L
49 IN T-REEL
Take Up Reel
Rotation
Signal
PULSE
50 - N.U. Not Used -
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level
51 IN C-FG
Capstan Motor
Rotation
Detection
Pulse
PULSE
52 IN D-FG
Drum Motor
Rotation
Detection
Pulse
PULSE
53 IN D-PG
Drum Motor
Pulse
Generator
PULSE
54 IN PB-CTL
Playback
Control
Signal
PULSE
55 OUT C-CONT
Capstan Motor
Control Signal
PWM
56 OUT D-CONT
Drum Motor
Control Signal
PWM
57 - N.U. Not Used -
58 - N.U. Not Used -
59 OUT
LM-FWD/
REV
Loading Motor
FWD/ REV
Output
H/Z/L
60 OUT P-ON-L
Power On
Signal to
Low
L
61 OUT D-PB
Playback
Instruction
Signal
(Playback=”L”)
L
62 OUT D-REC
Delayed
Record Signal
H
63 IN
P-DOWN
-L
Power
Voltage Down
Detector
Signal
L
64 - N.U. Not Used -
65
A - N.U. Not Used -
B IN
HiFi/
NOR-IN
Audio Mode
Input HiFi=”L”/
Normal=”H”
H/L
66 OUT
BLUE
BACK-
ON
Blueback
Control Signal
H
67
A - N.U. Not Used -
B IN
ST/SAP-
IN
Tuner Stereo/
Sap Detector
Signal Input
A/D
68 IN END-S
Tape End
Position
Detect Signal
A/D
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level