Master Controller Daughter Card Leds - Simplex 4100U Installation & Maintenance

Introduction to FACPs (4100U),
Master Controller
Daughter Card LEDs
The master controller daughter card LEDs indicate Bootloader status as shown in the
table below.
Table 2-1. Master Controller LEDs 1 through 4
Status
Condition
Bootloader On (0.25s),
Initialization Off (0.25s)
Bad Master
CRC or No
Master Present
Diagnostic Fail –
RAM
Diagnostic Fail –
Bootloader CRC
Downloading
Master
Downloading
CFIG
Downloading
MsgLib
Downloading
BootLoader
Download
Successful
Continued
LED4 LED3
On (0.25s),
Off (0.25s)
On Off
On Off
On Off
On Off
On On
On On
On On
On On
2-5
LED2 LED1
On (0.25s), On (0.25s),
Off (0.25s) Off (0.25s)
Off Off
Off On
On Off
On On
Off Off
Off On
On Off
On On
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