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TCI Library: www.telephonecollectors.info

Summary of Contents for 43-114

Page 1: ...Cat No 43 114 TELEPHONE TESTER PLEASE READ BEFORE USING THIS EQUIPMENT TCI Library www telephonecollectors info ...

Page 2: ...de repairs Checks most common phone problems including cords and plugs Microprocessor controlled for accurate diagnosis Tests Touch tone Rotary Pulse Dialing and Cordless phones Checks Answering machines Tests single line units and is adaptable for 2 line phones Telephone Answering Devices 13 Telephone Terminology 14 Care and Maintenance 15 Specifications 16 Schematic 18 19 2 Lh L r AtSK Of ELECTR...

Page 3: ... by Central Office Long Loop Presents conditions duplicating a connection to a Central Office of some distance from the test phone When a Test Selection Button is pressed the LED directly above will light However when either the DIAL X MIT or RECV Test 5 Dial Press before initiating a test call to verify dialing accuracy X Mit Press to test handset transmitter operatioo Recv Press to test handset ...

Page 4: ...FAIL LIGHT WIRES IN CORD REPLACE CORD r REPEAT TEST To check the total number of wires and to verify their electrical fitness in either the Line Cord or the Handset Cord follow the steps below 1 If the cords of your phone disconnect unplug the modular line cord connector the wire that connects to the wall 2 Connect both ends of the cord into the modular sockets in the test area labeled CORD TEST J...

Page 5: ...OOP TEST button 4 Lift the Handset from the switch hook If the PASS LED lights you are within the range of 57 to 600 ohms If the FAIL LED lights the phone needs service 5 Replace the Handset on the switch hook If the circuit is restored to the 10 megohm level the FAIL light will go ON If the FAIL LED was ON and now goes off or remains off the unit requires service The following steps will check fo...

Page 6: ...OCEED RECEIVE TEST To check the function of the earpiece of the phone 1 Lift the Handset from the switch hook 2 Press the REC V button 3 Listen for a dial tone If one is heard the unit is working If no tone is heard the receiver is defective 10 J J J SHORT LOOP All previous tests have been made as if the telephone was connected to distant Central Office To test the unit as if it were trying a conn...

Page 7: ...nder LOW RING test In such cases service is indicated only if ringing has been a verified problem or area of concern 6 Unplug the phone from the front panel to stop ringing 7 Turn POWER switch OFF Testing is now complete TELEPHONE ANSWERING DEVICE TAD The following steps will check essential operation of a typical Telephone Answering Device 1 Connect a known good telephone to the PHONE TEST JACK o...

Page 8: ...udspeaker 14 The Hookswitch The buttons on the cradle of your phone are connected to a multi contact switch inside the phone s case When you lift the handset and the switch makes an electrical connection it is off hook The phone is disconnected when the handset is on hook The Ringer While electronic ringers produce sound differently and have values unique to their family of circuits the classic ri...

Page 9: ...in 19 dBm reference to 600 ohms Max 2 dBm reference to 600 ohms Minimum 105 VAC Typical 120 VAC Maximum 135 VAC Note Above specifications based on 120 VAC only Cord Test Pass 2 or 4 conductor Tests inner pair tip and ring and outer pair Position of conductors within the inner pair and position of conductors within the outer pair may be reversed within the pair and the cord will pass Fail Fails on ...

Page 10: ... to change For latest schematic and parts contact Radio Shack National Parts 900 E Northside Dr Fort Worth Texas 76104 it SAFETY CRITICAL COMPONENTS REPLACE WITH PARTS RECOMMENDED BY MANUFACTURER TCI Library www telephonecollectors info ...

Page 11: ...G WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE Some states do not permit limitation or exclUSion of Implied warranties therefore the aforesaid limltation s or exclusion s may not apply to the purchaser This warranly gIves you specllic legal nghts and you may also have 01her flghlS wtllch vary trom slate to slale We Service What We Sell CUSTOM MANUFACTURED FOR RADIO SHACK A OI...

Page 12: ... I 0 f _11 1 0 LOO DATA Lf 1 1 l N N f rf T t E J 0 T 1 NtHtI l os r hTAl U7 Mc6605P2 0 u y c L r I OV lot o n TCI Library www telephonecollectors info ...

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