Zyxel USG 50 Unified Security Gateway Disassembly

crwdns2936071:01crwdne2936071:0 — Removing the screws

Screws

crwdns2936071:02crwdne2936071:0 — Removing DB9 connector

To remove the cover it is necessary to disconnect the DB9 connector

crwdns2936071:03crwdne2936071:0 — Removing the lid

The lid comes out when sliding

crwdns2936071:04crwdne2936071:0 — Motherboard

To remove the motherboard it is necessary to remove the 6 screws that fix it to the chassis

crwdns2936071:05crwdne2936071:0 — Chasis

The rubbers prevent the plate from contacting the chassis.