The new myTopcon experience is now available. Please click here to access and start using all your apps. The legacy version will still be accessible until April 15th 2026.

GX-90 specifications

The GX-90 is a compact, rugged display featuring a 10.1-inch full-color LCD multi-touch screen, offering superior visibility and interaction in any environment. Powered by a robust Linux® system, it delivers grade information and allows for control with exceptional precision. Designed with a strong cast housing and sealed internals, the GX-90 ensures durability and reliability. Enhanced with a USB-C port for seamless connectivity. The GX-90 is the optimal solution for demanding machine control applications.

Key features

  • Large Display: Features a 10.1-inch diagonal sunlight-viewable color LCD, enhancing visibility in various lighting conditions with a responsive, capacitive multi-touch interface. Supports both portrait and landscape orientations for versatile viewing options.
  • Linux Operating System: Runs on a robust Linux platform, ensuring stable and powerful performance for processing.
  • USB-C Connectivity for Efficient Workflow: The GX-90 includes a USB-C port, complying with modern connectivity standards for efficient data transfer.
  • Power Connection: Experience seamless operation with our enhanced power connection, now compatible with switched power sources. The display automatically activates with the machine, eliminating the need for manual intervention.
  • Gorilla® Glass: Gorilla Glass is known for its exceptional strength, scratch resistance, and durability compared to traditional glass, and offers excellent sunlight visibility.

Electrical

Item Specification
Supply Voltage9-36 VDC
Supply Current
Typical current: 0.5 A at 24 V
Maximum current: 7 A at 9 V
Switched Output Power100 mA @5 VDC output
EmissionApplicable regulation: ISO 13766-1:2018
ImmunityApplicable regulation: ISO 13766-1:2018 ESD: ±8 kV Contact Discharge, ±15 kV Air Discharge
Electrical TransientsISO 7637-2:2011 Pulse 1, 2a, 2b, 3a, 3b and ISO 16750-2:2023 starting profile, load dump

Physical

Item Specification
Display10.1 in LCD display - 1280 x 800 resolution, optically bonded capacitive touchscreen
HousingAluminum die cast
AudioEnvironmentally sealed speaker with 2 watt amp
SwitchesMomentary push button (power, navigation)
Connectors14 socket Amphenol CMB07C-12-14P connector, gold-plated contacts, conductive anti-corrosive plated housing
Weight~4.6 lbs (~2.1 kg) with RAM-Mount; ~4.4 lbs (2.0 kg) without RAM-Mount

Environmental

ItemSpecification
Operating Temperature-4 °F to 158 °F (-20 °C to 70 °C)
Storage Temperature-40 °F to 185 °F (-40 °C to 85 °C)
Moisture Test240 hours at 96% RH
Shock Test25 G 11 ms ½ sine wave 3X each direction per axis
Salt Fog Test48 hours (ASTM B117-03)
Vibration Test0 Hz to 2000 Hz Random, 5 Grms
Ingress RatingIP66, IP67

Communications

ItemSpecification
PortsUSB 3.1 Gen1 (Type C connector) and Ethernet
RF Radiated ImmunityApplicable regulation: ISO 13766-1:2018

Cable requirements

To use the GX-90 as an EMC-compliant component in a system, the connection cable part for Ethernet must be Ethernet-compliant (twisted pair, AWG, etc.) and include a shielding connected to the main connector.

Features

Figure: GX-90 front and back
  1. Corner Bumper
  2. On/Off Button with Backlit Dot
  3. USB C Port with Cover
  4. LCD Multi-Touch Screen
  5. Printed Topcon Logo gloss black
  6. Powder Coat
  7. Serial Label Recess
  8. Connector
  9. Core Vent
  10. Speaker
  11. RAM Ball Mount Type C

Connector pinouts

Figure: Connector pinouts
  1. Amphenol Connector
Figure: Amphenol connector
Amphenol connector
Connector Amphenol CMB07C-12-14P
ABattery_In
BGND
CIgnition_In
D
Digital Output
ENot Used
FNot Used
HAudio GND
JAudio Detection
KEthernet TX+
LAudio Out_L
MAudio Out_R
NEthernet RX+
PEthernet TX-
REthernet RX-

Envelope dimensions

Figure: Top dimensions
Figure: Side dimensions
Figure: Back dimensions
Figure: Front dimensions

myTopcon NOW! support

Take your Topcon experience to the next level with myTopcon NOW! This platform is a self-service tool for your desktop or mobile device. 

Product manuals
paper icon
Communications
phone icon
E-learning
hat icon
Quick start guides
support icon
Firmware & software updates
cloud icon
Troubleshooting
webinars icon