Mitel SX-200 DIGITAL Pabx Engineering Information Manual

General-Maintenance Information 
TABLE 7-3 
TEST LINE STATUS TONES 
Tone Type Meaning 
Dial tone System is waiting for command input. 
Camp-on tone (single The attempted operation was 
beep) successful (Pass). 
Reorder tone* 
Trunk camp-on tone 
(double beep) The attempted operation* was 
unsuccessful (fail). 
Test was inconclusive. 
Ringback tone (continuous) Diskette information has been loaded 
into RAM; insert new diskette (see 
paragraph 9.22). 
ack tone (double Initial maintenance access. 
*Failure...

General Maintenance Information 
Normal Extension Calls 
7.11 The test line has access to normal extension facilities, and is 
subject to Class Of Service (COS) and Class Of Restriction 
(COR) restrictions. It is not necessary to enter the test line access 
code or a special command code to make normal extension calls. 
Direct Trunk Select Command (DT) 
7.12 This command allows the maintenance person to directly select 
any trunk in the system from the test line. To select a trunk, 
enter the test line...

General Maintenance Information 
Return Junctor To Service Command (RJ) 
7.17 This command allows the maintenance person to return to 
service any analog junctor that was previously removed from 
service via maintenance. To do this, enter the test line access code, 
followed by the Return Junctor to service code (75), followed by the 
junctor number and the bay number. “PA” on the status indicators and 
a single beep tone indicate that the junctor was returned to service. 
“FA” and reorder tone indicate...

General Maintenance Information 
1. 
2. 
3. 
4. 
5. 
6. 
7. 
a. 
Enter the test line access code. When the system is ready 
audiable ringing is heard, followed by dial tone. 
Enter the Copy Database code (23) - silence is heard. 
Wait until ringback, and MCC 7-segment displays read “CC”. 
Remove the original diskette - audiable ringback continues. 
Inset-t the new diskette. 
Enter “1” to begin copying to the new diskette, ringback stops 
and the test line will be silent. 
Wait until the status indicators...

General Maintenance Information 
8. MAINTENANCE CONTROLS AND INDICATORS 
General 
8.01 The following paragraphs describe the maintenance controls 
and indicators found on the components of the SX-200@ DIGI- 
TAL Private Automatic Branch Exchange. Most of the indicators are 
software-controlled, and provide maintenance personnel with informa- 
tion on the current status of the SX-200a DIGITAL PABX. 
Maintenance Panels 
8.02 Most of the SX-200@ DIGITAL PABX maintenance functionality 
is accessed through...

General Maintenance Information 
MAIN CONTRC CARD 
C---EXTRACTOR 
FSEGMENl 
DISPLAYS 
BAY CONTROL 
CARD MASTER 
RESET 
PERIPHERAL 
c%~!EoL 
Figure 8-9 Control Card Front Panels 
Page 8-2  

General Maintenance Information 
into the Maintenance Log. The card’s bay number (top) and slot num- 
ber (bottom) wiil be displayed. During normal operation when no ap- 
plications are using the status indicators, a pair of hori.zontal dashes 
will be displayed. 
TABLE 8-l 
MAIN CONTROL CARD TEST STATUS CODES 
Test Name Test Code Error Code 
Bus Error Vector/Stack Test 0 
EO 
1 Processor Viability Test 
I 1 I El I 
PROM Checksum Test 2 E2 
RAM Load Checksum Test 3 E3 
Limited RAM Test 4 E4 
DMA...

General Maintenance Information 
See Table 8-3 for a summary of the Bay Control card status LED 
states. 
Peripheral Control Card 
8.11 The Peripheral Control card (PCC) has two status LEDs, labelled 
“1” and “Z”, located on the card’s front panel (see Figure 8-l). 
These LEDs are used along with the Scanner card’s 7-segment display 
status indicators during the Peripm-ral Control card initialization se- 
quence. Table 8-3 summarizes the functions of the PCC LEDs. 
Digital Interface Card 
8.12 The...

General Maintenance Information 
TABLE 8-3 
BAY CONTROL CARD STATUS LEDS 
TX LED RX LED 
on on Alarm LED Meaning 
on Bay Control card is either waiting for, or has lost 
communication with the Main Control card. If 
this state persists for more that a few seconds, 
there is no communication. 
flashing flashing on Bay Control card is being downloaded by the 
Main Control card. 
flashing flashing 
Off Bay Control card is up and running and commu- 
nicating to the Main Control card. 
Off Off Off 
flashing...

General Maintenance information 
TABLE 8-5 
DIGITAL lNTERFACE CARD TEST STATUS INDICATORS 
* Due to the speed of the testing, if all tests pass;-the scanner card LEDs will appear to display 
“bb” immediately. 
W Indeterminate 
Scanner Card 
8.13 On the Scanner card, there are a pair of 7-segment display 
status indicators, a pushbutton, and eight DIP switches. All of 
these controls and indicators are labelled clearly on the Scanner card’s 
front panel (see Figure 8-I). The functions of the controls and...