Buttons and led positioning
4HEAT
4HEAT Lite
WiKEY
(a) Power/Error
(b) Com Communication
(c) Wi-Fi Communication
(c) Hardware reset button
(b) Configuration button
(a) Wi-Fi Communication
(c) Function change button
(d)Hardware reset button
(e) Configuration button
(a) Wi-Fi Communication
(b) Button to switch on
4HEATModule
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