crwdns2936637:0crwdne2936637:0 crwdns2853008:0crwdne2853008:0 crwdns2918746:0crwdne2918746:0

crwdns2933803:03crwdne2933803:0

crwdns2933797:0Pieter van Zelstcrwdnd2933797:0crwdne2933797:0

crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Pieter van Zelst

crwdns2933769:0crwdne2933769:0
crwdns2933771:0crwdne2933771:0
crwdns2933801:0crwdne2933801:0

crwdns2933807:0crwdne2933807:0

[* black] Undo the 4 screws of the front panel.
-[* black] Locate your broken button. For instance, the left most button is the on-off button.
+[* black] Locate your broken button. For instance, the third button from the left (front view), is the CH- button.