HDTV TRANSMODULATOR - Dual 8PSK to QAM
14
The unit also features 2 sets of daisy-chain
connectors for the power and control buses.
Special care must be taken so as to never connect
control bus jumpers to power connectors or vice
versa.
Doing so will cause irreparable damage to
the units
.
Connector 7
is the handheld programmer unit (ref.
7234) connection.
Front light indicators 8 to 12
are alarm/status
LEDs that give monitoring information about the
unit status, as follows:
Table 5.- FRONT UNIT LED ALARMS
TEMPERATURE (LED no. 8)
LED Colour
Unit internal temperature (ºF)
Comments
Solid green
under 149
SAFE
Slow
blink orange
between 149 ···185
WARNING
Fast
blink red
over 185
OVER TEMP
SATELLITE INPUT STATUS - for A and B tuners (LEDs no. 9 &11)
LED Color
Tuner status
Comments
Solid green
LOCKED
Good input SNR
Solid orange
LOCKED
Low input SNR
Solid red
UNLOCKED
MANUAL mode
Fast
blink red
UNLOCKED & SCANNING
INPUT SIGNAL
AUTO mode
QAM OUTPUT SIGNALS (LEDs no. 10 &12)
LED Color
QAM channel status
Comments
Solid green
LOCKED
NORMAL mode
Fast
blink green
SPECIAL MODE
CW, MUTED, & NULL modes
Solid orange
OVERFLOW
MANUAL mode
Fast
blink orange
OVERLAP
between QAM output carriers
Solid red
UNLOCKED
-
Fast
blink red
DEACTIVATED
RAINFADE CONDITION
PORT1
PORT2
HDTV TRANSMODULA
TOR - Dual 8PSK to QAM
PORT1
PORT2
HDTV TRANSMODULA
TOR - Dual 8PSK to QAM
Содержание HDTV TRANSMODULATOR - Dual 8PSK to QAM
Страница 1: ...HDTV TRANSMODULATOR Dual 8PSK to QAM EN Ref 563701 User manual w w w t e l e v e s c o m ...
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Страница 15: ...EN 15 8 Installation 8 1 19 subrack mounting ...
Страница 36: ...HDTV TRANSMODULATOR Dual 8PSK to QAM 36 3The rest of the steps are identical to the previous section ...
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Страница 48: ...televes com ...