On Line - Casio TE-3000S Service Manual

8. ON LINE

Only the RS-232C Com1 port can be connected with a modem or perssonal computer.
Note: When the cluster has more than 8 register terminals, all printer should be local printer. When the cluster
has less than or equal to 8 register terminals, remote printer is allowable.
8-1. Direct connection to PC
1 Connection layout
KP/M CHK/BM
Slip
2 PC Cable wiring
TE-3000S/4000F/4500F (Com1)
Pin No. Signal name
3 SD/TXD
2 RD/RXD
7 RS/RTS
8 CS/CTS
1 CD/DCD
4 ER/DTR
6 DR/DSR
9 CI/RI
5 GND
CHK/M
Slip
Using Com1 port
— 32 —
RS-232C
PC
KP/BM
Slip
R/J
PC
Pin No. Pin No.
(DSUB9) (DSUB25)
3 2
2 3
7 4
8 5
1 8
4 20
6 6
- 22
5 7
Signal name
SD
RD
RS
CS
CD
ER
DR
CI
GND