PowerOak PS7 - 7. Troubleshooting and Error Codes; Common Issues and Solutions

PS 7 User Manual
Kanaaldijk Noord 111 | 5642 JA | Eindhoven | Nederland
Page 13 of 44
©2018 PowerOak B.V. Netherlands
7.Trouble shooting
If the product cannot charge or power other devices, please check according to following
steps:
1. Make sure the power button is turned on.
2. Make sure the AC and DC power buttons are on, viz. the LED on the right of thebutton
is green
3. Check the battery capacity, if it’s lower than 10%, please recharge the product as
soon as possible.
4. Make sure the load power connected didn’t exceed the limit power of this product,
each port has a limit for the power connected
If you can’t clear the trouble after above steps, please contact our after sale service
center.
Error
code
Cause
Protection Condition
Recovery condition
E01
Over Temperature
Protection
Heat sink Temp≥75°C
Auto Recover when the
temp≤70°C
E02
Low temperature
protection
radiator≤-18°C
radiator≥ -8°C ,self-recovery
E03
Battery failure
Battery Voltage ≤ 8V or
Battery Damage
No charging
E04
Battery discharge
overtemperature
Battery Pack Temperature
(≥ 63°C)
The temperature of battery pack
is ≤ 55°C, self-recovery.
E05
Battery discharge
low temperature
Battery Pack Temperature
(≤ -18°C )
The temperature of battery pack
is ≥ -8°C , self-recovery.
E06
Battery charge over
temperature
Battery Pack Temperature
≥ 48°C
The temperature of battery pack
is≤ 38°C ,self-recovery
E07
Battery charge low
temperature
Battery Pack
Temperature≤ 2°C
Battery Pack Temperature≥ 12°C
,self-recovery
E08
Total voltage too high
Battery voltage≥ 17.2V
Discharge,voltage≤ 16.6V, self-
recovery
E09
Total voltage too low
Battery voltage≤ 12.8°C
Discharge, voltage≥ 14V, self-
recovery
E10
Section 1 battery
core over voltage
Single-cell voltage ≥ 4.3V
Discharge, voltage ≤ 4.25V ,
self-recovery
E11
Section 2 battery
core over voltage
Single-cell voltage ≥ 4.3V
Discharge, voltage ≤ 4.25V ,
self-recovery
E12
Section 3 battery
core over voltage
Single-cell voltage ≥ 4.3V
Discharge, voltage ≤ 4.25V ,
self-recovery
E13
Section 4 battery
core over voltage
Single-cell voltage ≥ 4.3V
Discharge, voltage ≤ 4.25V ,
self-recovery
E14
Section 1 battery
core low voltage
Single-cell voltage ≤ 2.8V
Charge, voltage≥ 3.0V, self-
recovery