Bosch DX4010I User Manual
DX4010i | Installation Instructions | 7.0
DB9 DTE RS-232 Connector (P6)
10
Bosch Security Systems, Inc. | 1/05 | 4998141106C
7.0 DB9
DTE
RS-232
Connector (P6)
The DX4010i serial port is wired as a DTE device.
•
If the connected device is a data carrier
equipment (DCE) device (most common, such
as an external modem), a straight through 9-pin
to 9-pin, or (DTE to DCE) 9-pin to 25-pin cable
may be used.
equipment (DCE) device (most common, such
as an external modem), a straight through 9-pin
to 9-pin, or (DTE to DCE) 9-pin to 25-pin cable
may be used.
•
If the connected device is a DTE device (such as
a PC serial port), a null-modem (DTE to DTE)
9-pin to 9-pin, or null-modem 9-pin to 25-pin
cable is required.
a PC serial port), a null-modem (DTE to DTE)
9-pin to 9-pin, or null-modem 9-pin to 25-pin
cable is required.
Consult the operating manual provided with your
compatible device for wiring requirements.
compatible device for wiring requirements.
If you are using an alternate configuration, you must
make a custom cable (refer to Figure 8 and Table 5).
make a custom cable (refer to Figure 8 and Table 5).
Figure 8: DB9 Connector Layout
1
2
3
4
5
6
7
8
9
1-
DCD
2-
RxD
3-
TxD
4-
DTR
5-
GND
6-
DSR
7-
RTS
8-
CTS
9-
RI
Table 5: Alternate Wiring Configuration
DX4010i
9-Pin DTE
Connector
9-Pin DTE
Connector
DCE
(9-pin)
(9-pin)
DTE
(9-pin)
(9-pin)
DCE
(25-pin)
(25-pin)
DTE
(25-pin)
(25-pin)
1: DCD
(not used)
(not used)
1: DCD
1: DCD
8: DCD
8: DCD
2: RxD
2: RxD
3: TxD
3: RxD
2: TxD
3: TxD
3: TxD
2: RxD
2: TxD
3: RxD
4: DTR
4: DTR
6: DSR
20: DTR
6: DSR
5: GND
5: GND
5: GND
7: GND
7: GND
6: DSR
6: DSR
4: DTR
6: DSR
20: DTR
7: RTS
7: RTS
8: CTS
4: RTS
5: CTS
8: CTS
8: CTS
7: RTS
5: CTS
4: RTS
9: RI
(not used)
9: RI
9: RI
22: RI
22: RI