TANDBERG TT1260 用户手册
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Page C-6
Instruction Manual: TT1260 Standard Definition Professional Receiver/Decoder
ST.TM.E10100.1
C.5.2
QPSK Satellite Menu
The QPSK Satellite submenu accesses the QPSK parameters.
Table C.5: QPSK Satellite Menu
Display title: QPSK Satellite
Description
Quality
PV BER -1 -3 -5
1.0 E-8 XXXXXXXXXXXXXXX
XXXXXXXX
1.0 E-8 XXXXXXXXXXXXXXX
XXXXXXXX
XXXXXXXXXXXXXXX is a bar-graph indicating the current level
(10 x
(10 x
-1
to
–5
range)
Eb/N0 margin
XXX.X dB
XXX.X dB
XXX.X is a measure of the signal to noise ratio (first X is + or -)
Select Source
Select Source X
X is the EDITABLE input source selection 1 or 2
Source 1
LNB Frequency
XXXXX.X MHz
XXXXX.X MHz
Sets the LNB frequency for Source 1. XXXXX.X is the LNB frequency in MHz
Satellite Frequency
XXXXX.X MHz
XXXXX.X MHz
Sets the Satellite frequency for Source 1. XXXXX.X is the Satellite frequency in
MHz.
MHz.
Search range
XXXXX KHz
XXXXX KHz
Sets the center frequency search range for Source 1. XXXXX is the search
range in KHz
range in KHz
Symbol rate
XX.XXXXXX Msymb/s
XX.XXXXXX Msymb/s
Sets the symbol rate for Source 1. XX.XXXXXX is the symbol rate in
megasymbols per second
megasymbols per second
Modulation FEC
XXXX XXXX
XXXX XXXX
XXXX sets the modulation type (QPSK, 8PSK and 16QAM) and XXXX the FEC
(1/2, 2/3, 3/4, 5/6, 7/8, 8/9) for Source 1. The FEC selection is limited to the valid
values of the currently selected modulation type
(1/2, 2/3, 3/4, 5/6, 7/8, 8/9) for Source 1. The FEC selection is limited to the valid
values of the currently selected modulation type
LNB Power XXXXXXX
At YYY
At YYY
XXXXXXX sets the LNB power for Source 1 (ON, OFF, BOOSTED) “BOOSTED”
provides 1V extra power over the ON setting.
YYY selects the rating of the power output (18v – Horiz, 13v – Vert)
provides 1V extra power over the ON setting.
YYY selects the rating of the power output (18v – Horiz, 13v – Vert)
LNB 22 kHz
XXXXXXXX
XXXXXXXX
XXXXXXXX enables or disables LNB 22 kHz control tone for Source 1. (On, Off)
Source 2
LNB Frequency
XXXXX.X MHz
XXXXX.X MHz
Sets the LNB freqency for Source 2. XXXXX.X is the LNB frequency in MHz
Satellite Frequency
XXXXX.X MHz
XXXXX.X MHz
Sets the Satellite frequency for Source 2. XXXXX.X is the Satellite frequency in
MHz.
MHz.
Search range
XXXXX KHz
XXXXX KHz
Sets the center frequency search range for Source 2. XXXXX is the search
range in KHz
range in KHz
Symbol rate
XX.XXXXXX Msymb/s
XX.XXXXXX Msymb/s
Sets the symbol rate for Source 2. XX.XXXXXX is the symbol rate in
megasymbols per second
megasymbols per second
Modulation FEC
XXXX XXXX
XXXX XXXX
XXXX sets the modulation type (QPSK, 8PSK and 16QAM) and XXXX the FEC
(1/2, 2/3, 3/4, 5/6, 7/8, 8/9) for Source 2. The FEC selection is limited to the valid
values of the currently selected modulation type
(1/2, 2/3, 3/4, 5/6, 7/8, 8/9) for Source 2. The FEC selection is limited to the valid
values of the currently selected modulation type
LNB Power XXXXXXX
At YYY
At YYY
XXXXXXX sets the LNB power for Source 2 (ON, OFF, BOOSTED) “BOOSTED”
provides 1V extra power over the ON setting.
YYY selects the rating of the power output (18v – Horiz, 13v – Vert)
provides 1V extra power over the ON setting.
YYY selects the rating of the power output (18v – Horiz, 13v – Vert)
LNB 22 kHz
XXXXXXXX
XXXXXXXX
XXXXXXXX enables or disables LNB 22 kHz control tone for Source 2. (On, Off)