Document: CL140072
L2174 Manual Issue 2.0
Page 10 of 26
6.3
Frame lock input (L2174, L2170)
75
Ω
BNC chassis mounted socket
Can be used to lock decoder output for both SD & HD video.
SD Mode :- Composite Black and Burst input for timing reference.
HD Mode:- Supports HD tri-level sync reference input.
Delay increased by 0 – 40ms.
For configuration please refer to 9.2.4.1
6.4
Video Outputs (L2174, L2170)
75
Ω
BNC chassis mounted socket.
Output #1 and #2. Two independent outputs for HD or SD output of SDI video; or when operating in SD
mode these outputs can be configured to provide analogue CVBS output.
CVBS: PAL/NTSC,
1Vp-p
SDI:
ITU-R BT.656 / ANSI/ SMPTE 259M @ 270Mb/s.
HDSDI:
SMPTE 292M @1.485Gbps
For configuration please see 9.2.2
For Video formats supported see section 5.
6.5
ASI out
75
Ω
BNC chassis mounted socket. Complies with ISO/IEC 13818-2 – 188byte mode.
ASI output from the Demodulator, Diversity or ASI input for decoding by an external decoder or chaining to
another L2174.
On the L2074, there are 2 separate ASI outputs, which can be configured separately.
For configuration please see 9.3.1
6.6
Ctrl/Data
Chassis Socket Connector
:-
LEMO EEF0B306CLV
Mating
Cable
Plug
:- LEMO
FGG0B306CLAD52Z
The six pin connector provides the RS232 input/output of the User Data and also for serial Remote Control of
the transmitter unit by Troll Remote Site Controllers
LEMO Pin
Function
Pin 1
Tx Data (output)
Pin 2
Rx Data (input)
Pin 3
0v
Pin 4
Tx Control (output)
Pin 5
Rx Control (input)
Pin 6
0v
