Rear panel connectors, Gpi i/o connections – Grass Valley Kaleido-X (7RU) v.7.70 User Manual
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Kaleido-X (7RU)
Hardware Description & Installation Manual
Rear Panel Connectors
GPI I/O Connections
The three GPI connectors each support 24 bidirectional GPI contacts. Each individual GPI
can be configured via software as an Input or Output GPI. They are identified in the
software as:
• GPI A, line 1 to 24
• GPI B, line 1 to 24
• GPI C, line 1 to 24
The pinouts of all three connectors are identical, and are shown in the following table:
Connector label
Connector type
Function
GPI A 1-24
DB-50 (female)
GPI A input/output (bidirectional) connections
GPI B 1-24
DB-50 (female)
GPI B input/output (bidirectional) connections
GPI C 1-24
DB-50 (female)
GPI C input/output (bidirectional) connections
REF INPUT
BNC
Reference signal to genlock the multiviewer to the local
plant. Supported Reference formats:
• SMPTE ST 170, SMPTE ST 318
• ITU 624-4, BUT 470-6
• PAL and NTSC composite sync
• SMPTE ST 274, SMPTE ST 296, SMPTE ST 240
Pinout for GPI A, GPI B and GPI C connectors
Pin
Signal
Pin
Signal
Pin
Signal
1
22N
18
23N
35
24N
2
22P
19
23P
36
24P
3
19N
20
20N
37
21N
4
19P
21
20P
38
21P
5
16N
22
17N
39
18N
6
16P
23
17P
40
18P
7
13N
24
14N
41
15N
8
13P
25
14P
42
15P
9
10N
26
11N
43
12N
10
10P
27
11P
44
12P
11
7N
28
8N
45
9N
12
7P
29
8P
46
9P
13
4N
30
5N
47
6N
14
4P
31
5P
48
6P
15
1N
32
2N
49
3N