Emerson EWV401B Service Manual page 43

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