GLC2300 Series User Manual
2–9
Chapter 2 – Specifications
2.4
Part Names and Functions
A: Display Panel
The GLC monitor screen displays user-
created screens and corresponding host
(PLC) data.
GLC2300L Monochrome LCD
GLC2300T TFT type color LCD
B: Touch Panel
Enables the user to perform screen
change operations or input data.
C: Status LED
Indicates the GLC unit’s current condition.
A,B
C
Front
Color
Indicator
Operation
Mode
Controller
Operation Mode
Green
ON
OFFLINE
---
ON
In operation
RUN
Flashing
In operation
STOP
Red
ON
In operation
Major Error
Color
Indicator
Orange
ON
Description
Backlight burnout has occurred.
D: Power Input Terminal Block
Connects Power Cord.
E: Expansion Unit Interface (EXT)
Connects a data communication unit to
the GLC unit.
F: CF Card Access LED
If the CF Card Cover is closed when the
CF Card is inserted, the LED lamp turns
ON. The LED lamp will remain ON, even
if the CF Card Cover is opened while the
GLC accesses the CF Card.
D
E
F
Rear