Ic Pin Function Descriptions - Sylvania Emerson 6727DE Service Manual

27" color tv/dvd/vcr
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IC PIN FUNCTION DESCRIPTIONS

IC201 (TV/VCR Micro Controller IC)
Pin
IN/
Signal
No.
OUT
Name
1
IN
LD-SW
2
-
NU
3
IN
P-SAFETY 2
IN
4
ST/SAP-IN
5
IN
KEY0
6
IN
KEY1
7
IN
END-SENS End-Sensor
8
IN
AFT
9
IN
ST-SENS
10
IN
V-ENV
11 OUT VOLUME
12 OUT SP-MUTE
13 OUT DV-SYNC
14
IN
REMOTE
15 OUT ROTA
16 OUT V-H-SW
17
IN
ENV-DET
18 OUT RF-SW
19 OUT Hi-Fi-H-SW
20
-
NU
21 OUT REC-LED
22
IN
NORMAL-H Audio Mode Input Signal
23 OUT ACL-CONT
24
-
NU
DVD-
25
-
REMOTE
TV/VCR-
26 OUT
LED
27
-
NU
"H" ≥ 4.5V, "L" ≤ 1.0V
Function
Loading Switch Input
Not Used
Power Supply Failure
Detection 2
Tuner Stereo/Sap Detector
Signal Input
Key 0 Input
Key 1 Input
AFT Input
Start-Sensor
Video Envelope Input
Output Volume Control
Signal
Speaker Mute Output
Artificial V-Sync Output
Remote Signal Input
Color Phase Rotary
Changeover SIgnal
Video Head Amp Switching
Pulse
Envelope Comparator
Signal
Video Head Switching
Pulse
HiFi Audio Head Switching
Pulse
Not Used
Recording LED Control
Signal
ACL Control Signal
Not Used
Remote Control Signal to
DVD
TV/VCR Mode LED Control
Signal
Not Used
Pin
IN/
Signal
No.
OUT
Name
28
-
NU
29 OUT D-REC-H
30
-
NU
31 OUT P-ON-H
32
-
NU
REC-
33
IN
SAFETY
34
IN
RESET
35
IN
XC-IN
36 OUT XC-OUT
37
-
TIMER+5V
38
IN
X-IN
39 OUT X-OUT
40
-
GND
41 OUT SPOT-KILL
DVD-MAIN-
42
IN
POWER
43
IN
CLKSEL
44 OUT D-REC-H
45
IN
I2C-OPEN
46
-
GND
DVD-A-
47 OUT
MUTE
48 OUT DVD-H
49
-
GND
50
-
CS
51 OUT SCLK
IN/
52
SDATA
OUT
53
-
P-ON+5V
54
-
HLF
55
IN
V-HOLD
56
IN
CV-IN
57
-
GND
58
IN
H-SYNC
59
IN
V-SYNC
60 OUT OSD-BLK
1-14-1
Function
Not Used
Delayed Record Signal
Not Used
Power On Signal at High
Not Used
Record Protection Tab
Detection
System Reset Signal
(Reset="L")
Sub Clock 32 kHz
Sub Clock 32 kHz
Vcc
Main Clock Input
Main Clock Output
GND
Counter-measure for Spot
Power On Signal to High for
DVD
Clock Select (GND)
Delayed Record Signal
White Balance Adjust
Mode Judgment
GND
DVD Audio Mute Signal
DVD at High
OSD GND
Chip Select
HiFi Communication Clock
Serial Data
OSD Vcc
HLF
VHOLD
Video Signal Input
GND
H-SYNC Input
V-SYNC Input
Output for Picture Cut off
T6001PIN

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