GLK12232-25-SM-WB-E Matrix Orbital, GLK12232-25-SM-WB-E Datasheet - Page 17

• Manufacturer Part Number: GLK12232-25-SM-WB-E
• Description: LCD GRAPHIC DISPL 122X32 BLU WHT
• Manufacturer: Matrix Orbital

Specifications of GLK12232-25-SM-WB-E

• Display Type: LCD - Color
• Display Mode: Transmissive
• Viewing Area: 60.20mm L x 18.00mm W
• Backlight: LED - Blue
• Dot Size: 0.40mm W x 0.40mm H
• Dot Pitch: 0.44mm x 0.44mm
• Dot Pixels: 122 x 32
• Interface: I²C, RS232, TTL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3 Troubleshooting
3.1 The display does not turn on when power is applied.
3.2 The display module is not communicating.
Matrix Orbital
• First, you will want to make sure that you are using the correct power connector. Standard floppy drive
• The next step is to check the power cable which you are using for continuity. If you don’t have an
• The last step will be to check the Power / Data Connector on the GLK12232-25-SM. If the Power
• First, check the communication cable for continuity. If you don’t have an ohm meter, try using a
• Second, please ensure that the display module is set to communicate on the protocol that you are
• Third, ensure that the host system and display module are both communicating on the same baud rate.
power cables from your PC power supply may fit on the Power/Data Connector however they do not
have the correct pinout as can be seen in Figure ??. Matrix Orbital supplies power cable adapters for
connecting to a PC, which can be found in the Accessories Section on page 2.
ohm meter, try using a different power cable, if this does not help try using a different power supply.
/ Data Connector has become loose, or you are unable to resolve the issue, please contact Matrix
Orbital see 16.6 on page 64 for contact information.
different communication cable. If you are using a PC try using a different Com port.
using, by checking the Protocol Select Jumpers. To change the protocol used by the display module
see Section 2.2 on page 8.
The default baud rate for the display module is 19200 bps.
Figure 16: Filesystem Lock Jumper
GLK12232-25-SM
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