Rockwell Automation 8520 9/Series CNC Integration Maintenance Manual Documentation Set - Manual (Page 755)

Section 15A
Troubleshooting the Control
15A-45
When the {SINGLE XMIT} softkey is pressed, the control highlights this
softkey and transmits the character that corresponds to last key pressed on
the operator panel keyboard. Pressing any of the softkeys stops
transmission.
Use the data scope monitor feature to debug communications. To access
the data scope monitor screen, shown in Figure 15A.20:
1. Press the [SYSTEM SUPORT] softkey:
(softkey level 1)
PRGRAM
MANAGE
OFFSET MACRO
PARAM
PRGRAM
CHECK
SYSTEM
SUPORT
FRONT
PANEL
ERROR
MESAGE
PASS-
WORD
SWITCH
LANG
2. Press the [MONITOR] softkey:
(softkey level 2)
PRGRAM
PARAM
AMP DEVICE
SETUP
MONI-
TOR
TIME
PARTS
PTOM
SI/OEM
SYSTEM
TIMING
3. Press the [DATA SCOPE] softkey.
(softkey level 3)
RING
I/O
REMOTE
I/O
FAST
I/O
AXIS
MONITOR
SERIAL
I/O
DATA
SCOPE
4. Press either [PORT A] or [PORT B] depending on what port your
device is connected to.
(softkey level 4)
PORT A PORT B
15A.9
Data Scope Monitor