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Grass Valley 8990ARC v.1.0 User Manual

Page 12

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6

8990ARC Instruction Manual

8990ARC SD Aspect Ratio Converter

Table 2. Indicator LEDs and Conditions Indicated

Table 3 on page 7

shows the output formating control options and the

resultant output processing for various input signals and controls enabled.

LED

Indication

Condition

Fault

(red)

Off Normal

operation

On continuously

Module has detected internal fault

Short flash

EDH errors will cause short flashes. In most applications a few, infrequent EDH
errors will not be of consequence. Continuous EDH errors result in obvious output
signal degradation.

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

Flashing

Indicates rate of change of paddle switch controlled analog setting. The longer the
switch is held, the more the flashing rate and the change-of-setting rate increases

PWR

(green)

Off

No power to module or module’s DC/DC converter failed

On continuously

Normal operation, module is powered

525

(green)

Off

Input signal is 625 standard or no signal is present

On continuously

Input signal is 525 standard and present

625

(green)

Off

Input signal is 525 standard or no signal is present

On continuously

Input signal is 625 standard and present

16:9

(yellow)

Off

4:3 mode is selected

On

16:9 mode is selected

4:3

(yellow)

Off

16:9 mode is selected

On

4:3 mode is selected

Mode 1

(yellow)

Off

Another mode is selected

On

Mode 1 is selected

Mode 2

(yellow)

Off

Another mode is selected

On

Mode 2 is selected

Mode 3

(yellow)

On

Another mode is selected

Off

Mode 3 is selected

On

Mode 4

(yellow)

Another mode is selected

Off

Mode 4 is selected