G4-304SD1a
User Manual & Install Guide
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The battery must be disconnected from the vehicle before
working on the electrical system of the vehicle when
installing, servicing or removing Gatekeeper products.
Preparing to Install
Customers shall be responsible for addressing any systems on the bus that require
attention as a result of disconnecting the bus battery. This includes, but is not limited
to, entering a radio theft code, programming radio stations etc.
Installing the product
All Gatekeeper Systems employees or contractors who perform electrical work (e.g.
installing, servicing or removing a G4-304SD1a, installing a backup camera system,
etc.) on a customer vehicle shall ensure that the battery in the vehicle is disconnected
before work commences.
Operating the product
The G4-304SD1a has an operating temperature range of -40°C to +65°C. It is good
practice to ensure that the product is mounted in a suitable location which does not
exceed acceptable temperature ranges during the course of normal operations.
Do not remove the cover of the product as this will void the warranty.
When a system has shipped with a GPS antenna, please ensure that the GPS antenna
is mounted externally on the roof of the bus with a clear view of the sky, and with the
magnetic side facing down.
The SD Card is specially formatted for use in your G4-304SD1a. Please do not format
it yourself using Microsoft Windows. A SD card from a G4-304SD is not compatible
with the G4-304SD1a and so would require to be formatted in the G4-304SD1a prior
to use.
Prior to removing the SD card for viewing video on a pc, it is essential that the G4-
304SD1a be fully powered down before removal of the SD card. Failure to do this will
result in data corruption and thereby loss of video.
Updating the product
Firmware updates (available from
) are system and
product model specific. These firmware updates must be applied to the G4-304SD1a
system only.
Repairing the product
Your G4-304SD1a doesn’t have any user-serviceable parts. Do not open or
disassemble it, or attempt to repair it or replace any components.
Disassembling the G4-304SD1a may damage it or may cause injury to you. If your
product needs service, is damaged, or malfunctions, contact Gatekeeper Systems for
assistance. If you attempt to open it, you risk damaging your product, and such
damage isn’t covered by the warranty on your G4-304SD1a.
If at any time there is a question about how to proceed, please contact Gatekeeper Systems
immediately at either 1-888-666-4833 or 1-604-864-6187 for assistance. Review all available
installation documentation, including technical bulletins. Additional resources, technical bulletins and