(No.YA080)1-5
SECTION 2
SPECIFIC SERVICE INSTRUCTIONS
2.1
FEATURES
• It is a remote controlled color television.
• It can tune cable channels.
• Controlling the TV is very easy by its menu driven system.
• It has 1 Euroconnector sockets for external device.
• Front AV Input available.
• Simple teletext (Toptext, WST) system.
• It is possible to connect headphone.
• Direct channel access.
• APS (Automatic Programming System).
• All programs can be named.
• Forward or backward automatic tuning.
• Sleep timer.
• Child Lock.
• Automatic sound mute when no transmission.
• 5 minutes after the broadcasting (closedown), the TV switches
itself automatically to stand-by mode.
2.2
MAIN DIFFERENCE LIST
2.3
21-PIN EURO CONNECTOR (SCART) : EXT-1
(P-P= Peak to Peak, B-W= Blanking to white peak)
Item
AV-20RM4SE
AV-21RM4SE
AV-21RM4SN
AV-21RM4SP
MAIN PWB ASSY
VE-20161051
VE-20161048
VE-20161045
VE-20161041
TV RF System
B/G,D/K
←
B/G
B/G, L
Colour System (TV mode)
PAL, SECAM
←
PAL
PAL, SECAM
TV RF System
B/G,D/K
←
B/G
B/G, L
Pin No.
Signal designation
Matching value
EXT-1
1
AUDIO R output
500mV(rms) (Nominal), Low impedance
Used (TV OUT)
2
AUDIO R input
500mV(rms) (Nominal), High impedance
Used (R1)
3
AUDIO L output
500mV(rms) (Nominal), Low impedance
Used (TV OUT)
4
AUDIO GND
---
Used
5
GND (B)
---
Used
6
AUDIO L input
500mV(rms) (Nominal), High impedance
Used (L1)
7
B input
700mV
(B-W)
, 75
Ω
Used
8
FUNCTION SW (SLOW SW)
Low : 0V-3V
High : 8V-12V, High impedance
Used
9
GND (G)
---
Used
10
SCL / T-V LINK
---
Not used
11
G input
700mV(B-W), 75
Ω
Used
12
SDA3
---
Not used
13
GND (R)
---
Used
14
GND (YS)
---
Used
15
R / C input
R : 700mV
(B-W)
, 75
Ω
C : 300mV
(P-P)
, 75
Ω
Used (R)
16
Ys input (FAST SW)
Low : 0V-0.4V, 75
Ω
High : 1V-3V, 75
Ω
Used
17
GND (VIDEO output)
---
Used
18
GND (VIDEO input)
---
Used
19
VIDEO output
1V
(P-P)
(Negative sync),75
Ω
Used (TV OUT)
20
VIDEO / Y input
1V
(P-P)
(Negative sync), 75
Ω
Used
21
COMMON GND
---
Used
20 18 16 14 12 10 8
6
4
2
21 19 17 15 13 11 9
7
5
3
1
Pin assignment
Содержание AV-21RM4SP
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