Important Safety Information | ADTRAN 4202023L1, 4202023L4 guide

IMPORTANT SAFETY INFORMATION

When using your telephone equipment, please follow these basic safety precautions to reduce the risk of fire, electrical shock, or personal injury:

1.Do not use this product near water, such as near a bath tub, wash bowl, kitchen sink, laun- dry tub, in a wet basement, or near a swimming pool.

2.Avoid using a telephone (other than a cordless-type) during an electrical storm. There is a remote risk of shock from lightning.

3.Do not use the telephone to report a gas leak in the vicinity of the leak.

4.Use only the power cord, power supply, and/or batteries indicated in the manual. Do not dispose of batteries in a fire. They may explode. Check with local codes for special dis- posal instructions.

SAVE THESE INSTRUCTIONS

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ADTRAN 4202023L1, 4202023L4, 4202023L2, 4202023L3 manual Important Safety Information

Contents

Page #$# Following conventions are used in this manual Important Safety Information Affidavit Requirements for Connection to Digital Services Page Page Service Digital Facility Service Order Network Type Page Page Page Page Caps Department 256 Applications Engineering 800 Technical Support 888 4ADTRAN Aces Help Desk 888 874-ACES +,*&+-55 # 0732 +92 + 5&=3 573*6+5!/-6$ Page +-/-601 Page 01 $ #/-6+0,6+00+1 493-# 436+!9$ 66+60,,-01+46-6 #/-6.2!5&$ #/-6 $!&5$ #$%%&$%%&0 123 +40+-=536++ +1E+0+--+ 06-5*5.++ =5,0 #%,#,0#1##$2++-0946 #$3%&,# 57&5H0000 13A #&*5 #&*&5 #&*5# #&*&5# #66+13A #&5 #5# #&5# Fuse for left power supply 053/3/362 #$%%&$%%&0 #$3%6&!#,053/3/3632 #$3%5&#$!#,053/3/3662 #$%%&$%%&0 #$3%7&!#,053/3/3652 Page # ,# 760 +-.##$#$6%&8+-.#,# +!, ,8$ #$6%3&# #$6%6&,,#$# +-01 #$6%7&#.#-9 #$6% 60-20 ###++//= 1136+ 069 024 11006+ +19-001+ +++1 560-20 6C+4+ #$6% +#,-,# 493++00+3 +6,0-96522 55&+ +-0 #$6%/&##1 01,-+ # ,+6,,--660-+5 #$6%&,,#$# SNMP/Telnet Disable Shelf 96%&.#9#$#$ 606# 60$ #$6%5 96%6&$ +--601 73+-0 +-01 # 5+-0 ++613 #+#%46? 33? ++-613 613 $1C #,# 11F8 Power Indication Signal GroundShield Shield for cable Digit Present 34-613 ?5D #+# 5535$16 53$4535$16 33$4 +613 537 357 Transmit Data from DSU to Network-Ring Transmit Data from DSU to Network-TipNot Used Receive Data from Network to DSU-Tip ++# +-/0#/-6 @,+#9##1 3+-# +9!/-6$ @,#$,6!$ @,# #7* &++ ++1+ F7&5H0 A55!$ 585! $ #* #-#1 $1++ 55# ##%7# 64202023L1-1 Index-68