Lexicon LFI-10 User Manual page 53

Digital audio format interface
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LFI-10 User Guide
Using the
LFI-
10
When the LFI-10 transmits SDIF-2 data and word clock, it normally transmits
both the WORD CLOCK OUT and the digital data nominally synchronized to its
LOCAL WORD
CLOCK.
The WC OUT DEL control allows you to optionally
insert a delay from 0 to 300 nanoseconds before the WORD CLOCK OUT signal.
This has the effect of advancing the transmitted digital data relative to the
transmitted word clock. Similarly, the DOUT DEL control will delay the digital
data out by either 0 or 90 nanoseconds. This will delay the transmitted data
relative to the LOCAL WORD CLOCK.
The available settings for the SDIF-2 Phase Adjust controls are:
WC IN DEL
300,100,90*,0, -30, -60, -90, -120, -150
WC OUT DEL
0*,90, 100, 300
D OUT DEL
0*,90
Delays are In nanoseconds
* default settings
Problems receiving data from an SDIF-2 source into LFI-10?
Turn your volume down. Try adjusting the WC IN DEL submenu
.
Make sure you
check that you are not getting a 6dB gain in level through the
box.
Problems transmitting from the LFI-10 to an SDIF-2 receiver?
Turn your volume down. Try playing with WC OUT DEL and DOUT DEL menus.
Generally either WC OUT DEL or DOUT DEL should be zero.
The LFI-1 0 will automatically mute the transmitted audio data to zero if no valid
input is detected on the AES data stream. To turn this function ON or OFF, scroll
to MISC FUNCTIONS in the main menu and press ENTER. Scroll to AUTO
MUTE to see the current setting. Pressing ENTER will cause an arrow to be
displayed in front of the setting and will activate scroll knob selection of the
alternate setting. Select the setting you want, then press ENTER.
AUTO MUTE
The LFI-1 0 uses only one of the two AES channels to assemble auxiliary
data.
This control allows you to select the other channel.
AES CH AlB
This shows the total number of CRC errors that have occurred since the error
was last cleared. Pressing ENTER with this entry displayed will clear the error
counter. (This counter is cleared whenever the input signal is removed.)
CRC ERR
This shows the total number of Parity errors that have occurred since the error
was cleared. PreSSing ENTER with this entry displayed will clear the error
counter. (This counter is cleared whenever the input signal is removed.)
PAR ERR
This shows the total number of Validity errors that have occurred since the error
was cleared. Pressing ENTER with this entry displayed will clear the error
counter.
(This counter is cleared whenever the input signal is removed.)
VLDTY ERR
3-29

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