Panasonic KX-TAW848 Installation Manual page 122

4.1 Troubleshooting
Error Code Error Message
092* CS connection
over
234 DPLL clock failure •
251 MSG DSP failure •
305* Data Link failure
310* Port Link Failure
392 Clock master card
selected
510* SMDR disconnect •
122 Installation Manual
PROBABLE CAUSE
• Too many CSs connected
Main Board malfunction
Optional service card
malfunction: MSG
• Data link between the CS and
PBX failed
• Voice Processing System
malfunction
• Clock master card has been
changed to the one indicated
by the sub code
RS-232C cable not
connected
• Breaking of RS-232C cable
• Printer (terminal equipment)
malfunction
SOLUTION
• Reduce the number of CSs
• Replace the PBX
• See if the corresponding optional
service card is installed properly
• Replace the corresponding optional
service card
• Check the connection between the CS
and PBX
• Check the Voice Processing System
• Check if the proper card is selected as
the new clock master card
• Check the RS-232C cable
• Check the terminal equipment