GTE Omni Scbs Installation And Maintenance Manual
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R tin IS ES RINGING THE 6 ONLY PROBLEM ? NO REFER TO MULTIPLE CARD PROBLEMS FLOWCHART. PROCEDURE FOR DETERMINATION OF CAUSE (FLOWCHART 1) MULTIPLE CARDS 1 f I REPLACE BSLC CARD SERVING THE SLT. 1 1 r TRUNKCARDSEXCEPT ONE 8SLC CARD AND MAKE A TEST CALL WITH AN SLT OPERATING FROM A CIRCUIT ON THE STATION RINGING, INSERT LINE AND TRUNK CARDS ONE BY ONE UNTIL A REMOVE THE 8SLC CARD AND INSERT ANOTHER REPLACE DEFECTIVE 8SLC CARD IN OTHER LINE/TRUNK CARD WITH A SPARE CARD. 3.58
inging RobI inued) PROCEDURE FOR DETERMINATION OF CAUSE (FLOWCHART 2) CHECK THE STRAPPING (JUMPER) OPTION ON ’ RGEN AND THE CUSTOMER SYSTEM SPECIFICATION (CSS) FOR THE MESSAGE BASE AGREE I CHANGE THE RGEN STRAPPING/JUMPERS OR MODIFY THE DATA BASE TO REFLECT THE HARDWARE OPTION USED. WAITING OPTION BASE SETTING). RESTORE ODDB THROUGH LOADING OR PROGRAMMING.
DTMF Single Line Telephone Problerns . TWO TYPES OF PROBLEMS MAY OCCUR: . SINGLE CIRCUIT PROBLEM AFFECTING A SINGLE DTMF SLT INSTRUMENT. @ MULTIPLE CIRCUIT PROBLEM AFFECTING ALL DTMF SLT INSTRUMENTS. 0 REFER TO TROUBLESHOOTING PROCEDURE FOR SINGLE, STATIONS/ TRUNKS FOR PROBLEMS AFFECTING SINGLE DTMF STATIONS. . PROBLEMS AFFECTING ALL DTMF SLT INSTRUMENTS REQUIRE IDENTIFYING ONE OR MORE DEFECTIVE CIRCUITS ON THE 4DMR CARD. DEFECTIVE CIRCUIT(S) CAN BE ISOLATED BY USING CMC-701 TO PUT ALL DTMF CIRCUITS EXCEPT ONE BEING TESTED, OUT OF SERVICE. 3.61
nd CPM Card Problems @ REPLACE THE SWC CARD IF PROBLEMS OCCUR RELATING TO ANY OF THE FOLLOWING SWC FUNCTIONS: - CALL PROGRESS TONE GENERATION - MIXING FUNCTION PERMITTING THREE-WAY CONVERSATION OR EXECUTIVE OVERRIDE - DTMF TONE SENDER FUNCTION - CONTROL LOSS (DIGITAL PAD) @ REPLACE THE CPM CARD IF THE REAL TIME SOURCE CLOCK ON THE CPM CARD BECOMES DEFECTIVE. A DEFECTIVE CONDITION IS INDICATED BY: - CPM ALARM LAMP ON - HH:MM DISPLAYED ON CS-20 AND CSD INSTRUMENTS INSTEAD OF PROGRAMMED SETTING - FAULT LOG LISTING FOR REAL TIME SOURCE (RTS) HEN REPLACING COMMON CONTROL AN RGEN CARDS, SYSTEM OWER MUST BE FF. UNSEATING THE CPM CARD DELETES THE ODDB. RELOAD OR REPROGRAM THE ODDB. 3.62
Printed Circuit Board Card Replacement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
INSTRUCTIONS @ THE COMBINED LABORATORY ACTlVlTY AND REVIEW EXERCISE ON THE FOLLOWING PAGES WILL ALLOW YOU TO BECOME MORE FAMILIAR WITH THE OMNI SBCS FAULT RESOLUTION PROCEDURES ASSOCIATED WITH THE FAULT CODES IN THE FAULT LOG. @ YOUR INSTRUCTOR HAS CREATED SEVEN SIMULATED FAULT CONDITIONS. USE THE TROUBLESHOOTING FLOWCHARTS INCLUDED IN THE STUDENT WORKBOOK AS A GUIDE FOR IDENTIFYING, ISOLATING, AND CORRECTING EACH OF THE FAULTS. @ TWO HOURS ARE ALLOWED TO CQMPLETE THIS ACTIVITY. AS YOU PROCEED WITH EACH FAULT PROBLEM, COMPLETE THE CORRESPONDING REVIEW EXERCISE BELOW. e SUBMIT EXERCISE TO INSTRUCTOR FOR GRADING WHEN LAST QUESTION HAS BEEN COMPLETED. FAlJLl’ 1 1. DETERMINE SYSTEM STATUS BY CHECKING CPM LED LAMPS AS INDICATORS. RECORD LAMP STATUS: RUN LAMP: ALARM LAMP: TIMER OVERFLOW LAMP: 2. CHECK THE DEVICE STATUS DISPLAY WITH CMC-800 FOR AGREEMENT WITH THE CPM LED LAMPS. RECORD THE DISPLAY BELOW: 3.64
Laboratory Activity/Review Exercise - Troubleshooting (3.3) (Continued) ~~~ ~~~~ ~~~~ E 3. CHECK THE FAULT LOG LISTED WITH CMC-801. RECORD ANY FAULT INDICATED BELOW: TROUBLESHOOT THE FAULT USING APPROPRIATE FAULT RESOLUTION STEPS OUTLINED IN THE TROUBLESHOOTING FLOWCHARTS IN THE STUDENT WORKBOOK. RECORD THE STEPS YOU TOOK TO RESOLVE THE SPECIFIC FAULT. (INSTRUCTOR WILL BE EVALUATING YOUR STEPS BASED ON YOUR LOGIC, USE OF THE FLOWCHARTS, AS WELL AS SPEED IN IDENTIFYING THE FAULT): I LAB MILESTONE WHEN THE FAULT HAS BEEN RESOLVED, NOTIFY THE INSTRUCTOR TO VERIFY YOUR ANSWERS. 3.65
Laboratory Activity/Review Exercise - Troubleshooting (3.3) (Continued) ~~~ ~~~~ ~~~~ E FAULT 2 1. DETERMINE SYSTEM STATUS BY CHECKING CPM LED LAMPS AS INDICATORS. RECORD LAMP STATUS: RUN LAMP: ALARM LAMP: TIMER OVERFLOW LAMP: 2. CHECK THE DEVICE STATUS DISPLAY WITH CMC-800 FOR AGREEMENT WITH THE CPM LED LAMPS. RECORD THE DISPLAY BELOW: 3. CHECK THE FAULT LOG LISTING WITH CMC-801. RECORD ANY FAULT INDICATED BELOW: 4. TROUBLESHOOT THE FAULT USING APPROPRIATE FAULT RESOLUTION STEPS OUTLINED IN THE TROUBLESHOOTING FLOWCHARTS IN THE STUDENT WORKBOOK. RECORD THE STEPS YOU TOOK TO RESOLVE THE SPECIFIC FAULT. (INSTRUCTOR WILL BE EVALUATING YOUR STEPS BASED ON YOUR LOGIC, USE OF THE FLOWCHARTS, AS WELL AS SPEED IN IDENTIFYING THE FAULT): 3.66
Laboratory Activity/Review Exercise - Troubleshooting (3.3) (Continued) GE’ OhMNj SBCS 3.67 I LAB MILESTONE WHEN THE FAULT HAS BEEN RESOLVED, NOTIFY THE INSTRUCTOR TO VERIFY YOUR ANSWERS. I 1. 2. FAULT 3 DETERMINE SYSTEM STATUS BY CHECKING CPM LED LAMPS AS INDICATORS. RECORD LAMP STATUS: RUN LAMP: ALARM LAMP: TIMER OVERFLOW LAMP: CHECK THE DEVICE STATUS DISPLAY WITH CMC-800 FOR AGREEMENT WITH THE CPM LED LAMPS. RECORD THE DISPLAY BELOW: