CHEETAH 3G-SDI Camera
November 16, 2017
Page
11
of
53
Rev 1.1
2.1.1 Pin Assignments
The 12-pin Hirose connector assigns signals to the following pins.
Figure 1: Connector Pin-outs.
Pin
Signal
Type
Description
1
12 VDC Return
Ground Return
12 VDC Main Power Return
2
+ 12 VDC
Power
–
Input
+ 12 VDC Main Power
3
RS-232 RX
Communication Input
RS-232/RS-485 Receive
4
RS-232 TX
Communication Output
RS-232/RS-485 Transmit
5
GPIO_1B
General Purpose I/O 1B
Reserved for optional P-IRIS A-
Phase or Strobe 2_Return
6
RS-232 RTN
Communication Return
RS-232/RS-485 Return
7
OUT 1
TTL OUT 1
Strobe 1 Output
8
TLS IN 1
Tri-Level Sync
Tri-Level Sync Genlock Input
9
GPIO_2A
General Purpose I/O 2A
Reserved for P-IRIS B_Enable
10
GP IN and Out 1
Return
Ground Return
Tri-level Sync Input and Out 1
Return
11
GPIO_2B
General Purpose I/O 2B
Reserved for P_IRIS B_Phase
12
GPIO_1A
General Purpose I/O 1A
Reserved for optional P-IRIS
A_Enable or Strobe 2_output
Table 1: 3G-SDI Power Connector Pin Mapping.
2.1.2. LED Status
The camera has a red-green-yellow LED on the back panel of the camera. The
following LED colors and light patterns indicate the camera status and mode of
operation:
LED Condition
Status Indication
GREEN steady ON
Normal operation. You should see a normal image coming out
of the camera.
