Powering on the Vanguard 320
3-5
Powerup Diagnostics
Powerup Diagnostics
Introduction
This section describes diagnostics that run automatically when you power up the
Vanguard 320.
Front Cover LEDs
The three front cover LEDs on the Vanguard 320 help you follow the progress of the
unit’s powerup. Figure 3-3 shows the front cover.
Figure 3-3. Front Panel of the Vanguard 320
Detailed Front
Panel LEDs
Figure 3-4 illustrates the detailed front panel LEDs located behind the front cover.
Figure 3-4. Detailed Front Panel LEDs
320
TST
PWR STS
Power
Test/Watchdog
Status
WD
POWER
DATA IN
CTP-- PORT 4
DIAG.
DFLT NODE
3 3
TM
RI
Port
MB
RESET
STATUS
TEST
WATCHDOG
LAN
4
3
2
1
DATA OUT
PORT
Watchdog -GREEN
On:
Hardware or software failure. Press
Reset or Power Cycle to clear LED.
Off:
Processor OK.
Test - RED
Indicates status of test results.
On: Test Failed
Off: Normal Condition
Flashing:Test in Progress
Data Out - GREEN
On: Data Leaving Port = SPACE
Off: Data Leaving Port = MARK
Data In - RED
On: Data Entering Port = SPACE
Off: Data Entering Port = MARK
Status - GREEN
On:
Software Running
Off:
Software Not Running (Hardware Fault)
Flashing (Slow):Software Download in Progress
Power On - GREEN
Power is on and all DC Voltages
are within specifications.
Reset
Resets (restarts) the unit.
