Figure 12: Db9S Connections - Chamberlain SENTEX Infinity Series Installation Instructions Manual

PIN NUMBER ON DB9S
Place one jumper between pins 4 and 6 and
another between pins 7 and 8.
2 ("receive data")
5 ("signal ground")
3 ("transmit data")
DB9S
PIN #
DB9S
(Back View)
Jumper:
Pins 4 to 6
Pins 7 to 8
Jumpers
not shown
1565F2
Rev C
DB9S Connections.
TERMINAL ON MAIN CIRCUIT BOARD TB 2
Place a jumper between pins 1 ("cts") and 5 ("rts").
5
Use 18-24 AWG,
3-Conductor, Shielded Cable
(30 Feet Max. Length)
INFINITY
PROCESSOR
BOARD

Figure 12: DB9S Connections

Doc 6001565
RS-232 out ("out")
GROUND
RS-232 in ("in")
Jumper
CTS to RTS
TB2
CTS
OUT
GND
IN
RTS
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