Led Display Indications; Cpu Page Led Functions - Motorola MOSCAD-M Owner's Manual

Remote terminal unit
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LED Display Indications

A 5 × 4 matrix of LEDs is used for diagnostics and testing of the unit (see Figure 10). The top
row indicates to which page or toggle (CPU, IO1, IO2, IO3, Page 4, Page 5, Page 6) the LED
panel is set. To advance from one page to another, press the push-button once quickly. The
first depression of the push-button activates the display. Subsequent short depressions of the
push-button advance the display to the next page: CPU > IO1 (I/O Page 1-DI) > IO2 (I/O Page
2-DO) > IO3 (I/O Page 3-AI) > Page 4 (AO) > Page 5 (User Application Controlled) > Page 6
(Hardware Test Controlled). In each page, the LEDs have different functions, as described in
the charts below.
CPU
1
2
3
4
Figure 10
LED Panel

CPU Page LED Functions

The following table describes the functions of the diagnostic LEDs when set to the initial CPU
(Page 0) toggle or display (CPU LED on).
Name
CPU
IO1
IO2
IO3
LED 1
LOAD
LED 5
CONF
LED 9
APPL
IO1
IO2
5
9
6
10
7
11
8
12
On/Off
Function/Indication
On:
Display is in CPU mode.
Flashing:
CPU is in bootstrap mode OR FPGA is not loaded
correctly.
Off
Off
Off
On
A file (e.g. configuration, application program) is
being downloaded to FLASH memory.
On
A Site configuration definition has been loaded
into FLASH memory.
On
An application program has been loaded into
FLASH memory.
IO3
13
14
15
16
14
The MOSCAD-M Unit

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