Interquartz IQ331 用户手册

2

LINE CONNECTION ........................................................................................................... 15

HANDSET POLARITY SWITCH ......................................................................................... 15

6. GENERAL CARE AND MAINTENANCE ........................ 16

CLEANING .......................................................................................................................... 16

FAILURE TO OPERATE AND SERVICE DIFFICULTIES .................................................... 16

7. THUNDERSTORMS ....................................................... 17

8. WARRANTY - 3 YEARS ................................................. 17

9. SERVICE CENTRES ...................................................... 18