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150-101-100-02, Revision 02

Testing a Circuit

HTC-439 List 1

June 8, 1999

 5

Figure 2.

HTC-439 List 1 Test Connections

CO
SIDE 1

SIDE 1

T

T

R

R

TP5

TP6

TP9

TP8

CO

CO

TP3

TP4

TP12

TP11

TP1

FIELD

FIELD

OPEN

SHORT

LOOP THRU

LOOP BACK

FIELD
SIDE 2

SIDE 2

PairGain

To/From

CO Equipment

TP1

Test point 6

(TP6)

LOOP THRU

TIP

TIP

RING

RING

SIDE 1

SIDE 2

6

9

5

8

TIP

TIP

RING

RING

4
3

12
11

SHORT

TIP

TIP

RING

RING

SIDE 1

SIDE 2

6

9

5

8

TIP

TIP

RING

RING

4
3

12
11

OPEN

TIP

TIP

RING

RING

SIDE 1

SIDE 2

6

9

5

8

TIP

TIP

RING

RING

4
3

12
11

To/From
Field
Equipment

1

10

FRAME GND
FRAME GND

LOOP BACK

TIP

TIP

RING

RING

SIDE 1

SIDE 2

TIP

TIP

RING

RING

9

5

8

4
3

12
11

TP6

TP4

TP5

TP3

TP9

TP12

TP8

TP11

6

Содержание HTC-439

Страница 1: ...HIGAIN TEST CARD PAIRGAIN TECHNOLOGIES INC ENGINEERING SERVICES TECHNICAL PRACTICE SECTION 150 101 100 02 Model List Number Part Number CLEI Code HTC 439 1 150 1559 01 T1DQAB1J...

Страница 2: ...ny private to PairGain Technologies Inc and shall not be modified used copied reproduced or disclosed in whole or in part without the written consent of PairGain Other product names mentioned in this...

Страница 3: ...and visually inspect the contents for signs of damage If the equipment has been damaged in transit immediately report the extent of damage to the transportation company and to PairGain Order replaceme...

Страница 4: ...__________________________________3 Appendix A Specifications ________________________________6 Appendix B Glossary_____________________________________7 Appendix C Product Support____________________...

Страница 5: ...tch S1 that allows you to select the kind of test you wish to perform on the transmit XMT and receive RCV Tip and Ring pairs on CO and field circuits Open Short Loop Thru Loop Back metallic Test point...

Страница 6: ...tting type access to one pair of the CO and field sides and the 210 jacks The Loop Back or Loop Thru switch positions allow you to use the two miniature 210 jacks located within the J1 block All tests...

Страница 7: ...Open Short Loop Thru or Loop Back 2 Connect to test points as applicable The connections of Tip and Ring pairs of CO and field circuits for each setting of the switch are listed in Table 1 on page 4...

Страница 8: ...g 8 Field Tip 4 Field Tip 12 Field Ring 3 Field Ring 11 Loopthru This switch position connects the following circuits CO Tip 6 Field Tip 4 CO Ring 5 Field Ring 3 CO Tip 9 Field Tip 12 CO Ring 8 Field...

Страница 9: ...DE 2 PairGain To From CO Equipment TP1 Test point 6 TP6 LOOP THRU TIP TIP RING RING SIDE 1 SIDE 2 6 9 5 8 TIP TIP RING RING 4 3 12 11 SHORT TIP TIP RING RING SIDE 1 SIDE 2 6 9 5 8 TIP TIP RING RING 4...

Страница 10: ...PPENDIX A SPECIFICATIONS Mounting Any T1 239 repeater mechanics slot Environmental Operating Temperature 40 F to 149 F 40 C to 65 C Operating Humidity 5 to 95 non condensing Dimensions and Weight Heig...

Страница 11: ...0 101 100 02 Revision 02 Appendix B Glossary HTC 439 List 1 June 8 1999 7 APPENDIX B GLOSSARY CO Central Office GND Ground HTC HiGain Test Card RCV Receive RMA Return Material Authorization XMT Transm...

Страница 12: ...me Monday through Friday excluding holidays technical assistance calls are normally answered directly by a Customer Service Engineer At other times a request for technical assistance is handled by an...

Страница 13: ...following information in writing along with the equipment you are returning Company name address and the name of a person PairGain can contact regarding this equipment The purchase order number provi...

Страница 14: ...t 1 4 Pack the equipment in a shipping carton 5 Write PairGain s address and the Return Material Authorization number you received from Customer Service clearly on the outside of the carton PairGain T...

Страница 15: ...ation Do not try to repair the unit If it fails replace it with another unit and return the faulty unit to PairGain for repair Any modifications of the unit by anyone other than an authorized PairGain...

Страница 16: ...Corporate Office 14402 Franklin Avenue Tustin CA 92780 Tel 714 832 9922 Fax 714 832 9924 For Technical Assistance 800 638 0031...

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