xv
10 OPTIONS OPERATION .............................................. 10-1
10.1 Handset connection box (NQE-1845/ 1846/ 1847) ...................................................... 10-1
10.2 AC/DC Power supply (NBD-865) ................................................................................. 10-2
10.3 Printer (NKG-91) .......................................................................................................... 10-3
10.4 Channel selector (NCM-2000) ..................................................................................... 10-4
Appendix) Declaration on toxic& hazardous substances or elements (1/1)