Attcon Fault - NEC NEAX 2000 IPS Maintenance Manual

ATTCON Fault

ATTCON means SN708/709/712/741 ATTCON (2-wire type ATTCON) and SN716 DESKCON.
START
All keys on the ATTCON are inef-
fective.
Speech Path Trouble
(No Connection/One-Way
Connection)
A
CHAPTER 2 TROUBLESHOOTING
FAULT DIAGNOSIS AND TROUBLESHOOTING
(1) ATTCON Lock-out has been set via the
CHECK
function key.
(2) Perform the ATTCON Self-Test. See
"ATTCON Self-Test Procedure"
Page 230
(3) Wiring on Modular Box (Rosette)
(4) DLC card is properly mounted.
(5) System Data Programming for the
console: CM10/CM14, CM90.
(6) "RUN" Lamp on the FP card and MP
card is flashing.
(1) ATTCON
REPLACE
(2) DLC card
(3) FP card
(4) MP card
(1) Headset or Handset on the console.
CHECK
(2) ATTCON
(3) DLC card
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NWA-008847-001 Rev.3.0
a6ch2001.fm