1. Frame Ground Frame Ground Signal Ground Transmitte Data Control Out Receive Data Control Out Request to Send Data In Clear to Send Data In Data Set Ready Data Out Signal Ground Data Out Carrier Detect Control In Data Terminal Ready Control In No Use DT 4220 0 OOOO 0 000 0 KS 1 HS0KS 10P HSO 0 0 DT 232 RS 232c 0 0 URS 232CUQ 00 UOU UO UUOUUUMOUUUOUUUUO O0OUOUOOOOOUOOODUOULULU 000 O 100 0026 0 000000 0 0 00 00 HOU UU OU OUUUUUUUU DO OOUOO ODO OOOL HOUUU0O UO HOUUUUOUOUUUU TEL 03 6659 9261 FAX 03 6659 9264 na i u Sa OOOUUUUUUUUULU ODOOOUUUUUUOUUUUOUUUUUUUUOUUUUUU WOU OOOO ODODO OUO DO