Chapter C Chapter C
Maintenance Mode
89
W301-0411E
2.5 Si Check
Displays the status of serial port. In the maintenance main menu of Fig. 1.3.1, select "Si Check," and press the
<
> key to display the Si check screen shown in Fig. 2.5.1.
To go back to the maintenance main menu, press the <
> key.
Fig. 2.5.1 Si check screen
<Description of display contents>
Port
Si1 to Si2: Communication port with transmitter
Signal Name
JIB: Transmitter for jib
Lower: Lower transmitter
State
Reception state (R) Transmission state (T)
OK: Normal OK: Normal
NG: Error NG: Error
NoUse: Unused port NoUse: Unused port
?: Transmission state unknown due to reception error
N.L.: Noise Level
Value for the data reception failure count (since the power is turned on).
Used as a guideline of the communication state.
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