GRASS VALLEY 8920MUX -, Instruction Manual, Page: 13 / 50

8920MUX Instruction Manual 13
Power Up
A red FAULT LED indicates an error situation and, with the other LEDs,
can indicate the operational conditions presented in
Table 2 . The table
describes signal output and LED indications for various input/reference
combinations and user settings.
Table 2. Indicator LEDs and Conditions Indicated
LED Indication Condition
FAULT
(red)
Off Normal operation.
On continuously Module has detected an internal fault.
Long flash Configuration problems. Check inputs and settings.
Short flash EDH error detected.
COMM
(yellow)
Off No activity on frame communication bus.
Long flash Location Command received by the module from a remote control system.
Short flash Activity present on the frame communication bus.
CONF
(yellow)
Off Module is in normal operating mode.
On continuously Module is initializing, changing operating modes or updating firmware.
PWR
(green)
Off No power to module or module’s DC/DC converter failed.
On continuously Normal operation, module is powered.
625
(green)
Off No video or standard is other than 625.
On continuously Valid 625 video signal is present.
525
(green)
Off No video or standard is other than 525.
On continuously Valid 525 video signal is present.
AES1 P
(green)
Off No valid AES stream is present at input 1.
On continuously Valid 48 kHz AES 3 stream at input 1.
AES2 P
(green)
Off No valid AES stream is present at input 2.
On continuously Valid 48 kHz AES 3 stream at input 2.
G1_PR
(green)
Off No audio present in group G1.
On continuously Audio present in group G1 and passing through.
Flashing Audio present in group G1 but has been replaced or deleted.
G2_PR
(green)
Off No audio present in group G2.
On continuously Audio present in group G2 and passing through.
Flashing Audio present in group G2 but has been replaced or deleted.
G3_PR
(green)
Off No audio present in group G3.
On continuously Audio present in group G3 and passing through.
Flashing Audio present in group G3 but has been replaced or deleted.
G4_PR
(green)
Off No audio present in group G4.
On continuously Audio present in group G4 and passing through.
Flashing Audio present in group G4 but has been replaced or deleted.
G1_INS
(yellow)
Off G1 audio will not be inserted.
On continuously G1 audio will be inserted.
Flashing
G1 audio cannot be inserted because the existing G1 audio has not been
deleted or replaced.