![JVC AV-28H50SU Service Manual Download Page 7](http://html.mh-extra.com/html/jvc/av-28h50su/av-28h50su_service-manual_181846007.webp)
(No.YA263)1-7
2.3
21-PIN EURO CONNECTOR (SCART) : EXT-1/EXT-2/EXT-3
(P-P= Peak to Peak, B-W= Blanking to white peak)
Pin No.
Signal designation
Matching value
EXT-1
EXT-2
EXT-3
1
AUDIO R output
500mV(rms) (Nominal), Low impedance
Used (TV OUT)
Used (LINE OUT)
Not used
2
AUDIO R input
500mV(rms) (Nominal), High impedance
Used (R1)
Used (R2)
Used (R3)
3
AUDIO L output
500mV(rms) (Nominal), Low impedance
Used (TV OUT)
Used (LINE OUT)
Not used
4
AUDIO GND
Used
Used
Used
5
GND (B)
Used
Used
Used
6
AUDIO L input
500mV(rms) (Nominal), High impedance
Used (L1)
Used (L2)
Used (L3)
7
B input
700mV
(B-W)
, 75
Ω
Used
Used
Not used
8
FUNCTION SW
(SLOW SW)
Low : 0V-3V
High : 8V-12V, High impedance
Used
Used
Used
9
GND (G)
Used
Used
Used
10
SCL / T-V LINK
Not used
Used
(SCL2 / TV-LINK)
Not used
11
G input
700mV
(B-W)
, 75
Ω
Used
Used
Not used
12
SDA
Not used
Used (SDA2)
Not used
13
GND (R)
Used
Used
Used
14
GND (YS)
Used
Not used
Not used
15
R / C input
R : 700mV
(B-W)
, 75
Ω
C : 300mV
(P-P)
, 75
Ω
Used (R)
Used (C2/R)
Used (C3)
16
Ys input (FAST SW)
Low : 0V-0.4V, High : 1V-3V, 75
Ω
Used
Used
Not used
17
GND (VIDEO output)
Used
Used
Used
18
GND (VIDEO input)
Used
Used
Used
19
VIDEO output
1V
(P-P)
(Negative sync), 75
Ω
Used (TV OUT)
Used (LINE OUT)
Not used
20
VIDEO / Y input
1V
(P-P)
(Negative sync), 75
Ω
Used
Used
Used
21
COMMON GND
Used
Used
Used
20 18 16
14 12 10
8
6
4
2
21 19 17
15 13 11
9
7
5
3
1
[Pin assignment]
Summary of Contents for AV-28H50SU
Page 41: ...2 4 No YA263 ...