ZXR10 ZSR V2 Hardware Description
10.1.3 Grounding Cables
Grounding cables connect a cabinet, chassis, or cabinet door to the ground to guarantee
safe power supply.
A grounding cable is a yellow green copper-core cable, see
Figure 10-3 Overview of a Protective Grounding Cable
10.2 Signal Cables
10.2.1 AUX Cables
The AUX cable is an 8-core shielded cable. One end of the cable is an RJ45 connector
connecting to the MPU AUX interface. The other end connects to the computer serial port.
For an AUX cable connected to the DB9 port, see
.
Figure 10-4 AUX Cable (DB9)
1.
D-type 9-core straight
plastic injection mold (hole)
2.
CAT 5e network cable
3.
8P8C straight cable crimp
shielded plug
For the relationship between AUX cable (DB9) core wires and pin positions, refer to
Table 10-4 Core Wires of an AUX Cable
RJ45
Pin
PCB AUX
Signal
Signal
Direction
DB9 Pin
PC DB9 (Hole)
Signal
Modem DB-9
(Pin) Pin
Modem DB-9
(Pin) Signal
1
CTS
←
7
RTS
8
CTS
2
DTR
→
6
DSR
4
DTR
3
TXD
→
2
RXD
3
TXD
4
DCD
←
1
DCD
1
DCD
5
GND
—
5
GND
5
GND
6
RXD
←
3
TXD
2
RXD
10-4
SJ-20150204153047-004|2015-03-30 (R1.0)
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