Toshiba DK 用户手册
Full-duplex Speakerphone
DIP Switches
Strata DK Digital Telephone 10/01
121
Figure 7
External Microphone On/Off
Figure 5
RFDM Plug on DKT2020-FDSP
Figure 6
RFDM Unit
5218
EXT MIC
EXT MIC
LOW
HIGH
5217
5352
RFDM Unit (OFF Position)
RFDM Unit (ON Position)