19
The table below provides a listing of fault codes and recommended actions to be taken by the user.
Fault Code
Explanation
Action
21 Flashing
Treatment pressure not programmed
Discontinue use and contact your
health care provider or HDM.*
22 Flashing
Error writing to the installed Micro SD Card
Replace defective Micro SD Card.
If the problem persists contact
HDM*
27 Flashing
Overheating
Discontinue use and contact your
health care provider or HDM.*
32 Flashing
Over current
Discontinue use and contact your
health care provider or HDM.*
33 Flashing
Over pressure
Discontinue use and contact your
health care provider or HDM.*
*Human Design Medical Service Center at 1-855-436-8729 [1-855-HDMUSA9].
Troubleshooting
Problem
Possible Causes & Solutions
No Display
Power is not present. Ensure the
Power Supply
is
connected and the power outlet has power.
Loose connection of the
Power Supply
at the
Z1
or loose connection of the
Power Cord
at the AC
Adapter. Check the connections.
Z1
is not locked into position in the
PowerShell
.
Slide the
Z1
into the
PowerShell
until it clicks and
locks into place.
Battery
is not locked into position in the
PowerShell
.
Slide the
Battery
into the
PowerShell
until the
Battery Shuttle
clicks and locks into place.
Battery
is not charged. Charge the
Battery
.
A power supply not designed for the
Z1
is
connected to the
Z1
. Remove the power supply
unit and replace with a Human Design Medical
approved unit.
Fault Conditions
The
Z1
has the ability to detect operational problems and will
display the word FAULT on the LCD screen. (Figure 15)
The LCD screen should be checked for any FAULT messages and
visible damage daily.
A fault condition is indicated when the word “FAULT” is displayed
accompanied by a two digit flashing number in place of the
pressure reading.
Figure 15
.
