Troubleshooting Via The Led Indicators - Panasonic KX-TD500 Installation Manual

5.2.2 Troubleshooting via the LED Indicators

When the system detects a problem, the alarm LED indicator located on the top shelf will turn
red. If the detected trouble is generated by a card, the alarm LED indicator on the card will light
up. (Refer to the figure and the table below)
When the trouble is cleared, the alarm LED indicator located on the top shelf goes off
automatically.
Alarm LED on the Top
Shelf
ON
Troubleshooting
LED Indicators on the Top Shelf
RUN
Location of LED indicators on card
LED on the Card
ON (CPU<1>)
ON (CPU<2>)
ON (LPR)
None
OFF LINE ALARM
Possible contents
Calendar
Backup Battery
Link
Card Type
ROM
RAM
MODEM
Clock
DC Power Supply
AC Power Supply
Heat
Fan
SMDR Communication
Card not installed
5.2 Troubleshooting Guide
LED indicators on the CPU card
<1>
<2>
Error Code
1110/1111
1112
1300/1306/1307/1308/
1309/1311/1312
1310
1301
1302
1304
1100
1101/1102/1103
1200/1201/1202
1104/1105/1106
1107/1108/1109
1203
1303
265