Portal: Prelude Test Chamber 19: Difference between revisions

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* Place the first portal near you to go back directly in the main room. Fire a portal on the motionless angled panel and the other on the floor.

* Start your Infinite Jump. Jump through the portal and, just before touching the ground, place the same portal as the previous under you.

* Repeat this process in to gain height. When you can see the white floor on the ledge in front of the door, shoot a portal onto.

* Repeat this process in order to gain height. When you can see the white floor on the ledge in front of the door, shoot a portal onto.

* ~~To finish~~

* Go through the portal. Press the Switch near you until the panel it links is angled to the left.

* Now, place a portal on the bottom's floor next to the ledge. Wait for the angled panel on the right to move, then put the other portal onto.

* Jump through the portal. You should reach the other ledge. Fire a portal on the angled panel at the end of the room, and the other under the Companion Cube.

* Grab the Companion Cube and place it on the [[Heavy Duty Super-Colliding Super Button|button]]. Push the Switch next to you until the panel it links is angled downward.

* Press the Switch facing the [[High Energy Pellet]] emitter until the panel it links is angled to the right.

* Push the Switch left of the white motionless angled panel until the panel it links is angled to the right.

* Press the Switch right of the white motionless angled panel until the panel it links is angled upward. Now, pass through the portal on the floor.

* Enter the little room after the door now open, then place the same portal as the previous on the wall left to the catcher facing the door.

* Wait for the pellet to reach the catcher, then put the same portal as the previous on the wall left to the catcher left to the door.

* Wait for the pellet to reach the catcher, then shoot the same portal as the previous on the wall right to the catcher left to the door.

* Wait for the pellet to reach the last catcher, then go back to the button with the Companion Cube onto. Place the same portal as the previous on the other ledge's floor.

* Grab the Companion Cube, go through the portal and put the Companion Cube on the button next to the door. Pass through the door now open.

* Put a portal on the wallpanel marked with a one dot sign and the other on the wallpanel marked with a two dots sign.

* Just after going through the portal, fire a portal on the platform marked with a three dots sign and the other on the floor marked with a four dots sign.

* Jump through the portal and try to reach a platform upper than the one you just passed.

* Wait for the platform where you are to move. Then, quickly, place the first portal on this platform and jump through the portal on the floor.

* Repeat this process until you reach the top of the room. Put the same portal as the previous behind the room corner's ledge, then pass through the portal on the bottom.

* The [[Emergency Intelligence Incinerator]] is now open. Get down of the room and drop on the supplementary ledge.

* Grab the Companion Cube, go through the portal on the floor and throw the Companion Cube on the Emergency Intelligence Incinerator.

* Place a portail on the floor next to the exit door, then pass through the other.

* Proceed to the [[Chamberlock]].

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 * Place the first portal near you to go back directly in the main room. Fire a portal on the motionless angled panel and the other on the floor.
 * Start your Infinite Jump. Jump through the portal and, just before touching the ground, place the same portal as the previous under you.
-* Repeat this process in to gain height. When you can see the white floor on the ledge in front of the door, shoot a portal onto.
+* Repeat this process in order to gain height. When you can see the white floor on the ledge in front of the door, shoot a portal onto.
-* To finish
+* Go through the portal. Press the Switch near you until the panel it links is angled to the left.
+* Now, place a portal on the bottom's floor next to the ledge. Wait for the angled panel on the right to move, then put the other portal onto.
+* Jump through the portal. You should reach the other ledge. Fire a portal on the angled panel at the end of the room, and the other under the Companion Cube.
+* Grab the Companion Cube and place it on the [[Heavy Duty Super-Colliding Super Button|button]]. Push the Switch next to you until the panel it links is angled downward.
+* Press the Switch facing the [[High Energy Pellet]] emitter until the panel it links is angled to the right.
+* Push the Switch left of the white motionless angled panel until the panel it links is angled to the right.
+* Press the Switch right of the white motionless angled panel until the panel it links is angled upward. Now, pass through the portal on the floor.
+* Enter the little room after the door now open, then place the same portal as the previous on the wall left to the catcher facing the door.
+* Wait for the pellet to reach the catcher, then put the same portal as the previous on the wall left to the catcher left to the door.
+* Wait for the pellet to reach the catcher, then shoot the same portal as the previous on the wall right to the catcher left to the door.
+* Wait for the pellet to reach the last catcher, then go back to the button with the Companion Cube onto. Place the same portal as the previous on the other ledge's floor.
+* Grab the Companion Cube, go through the portal and put the Companion Cube on the button next to the door. Pass through the door now open.
+* Put a portal on the wallpanel marked with a one dot sign and the other on the wallpanel marked with a two dots sign.
+* Just after going through the portal, fire a portal on the platform marked with a three dots sign and the other on the floor marked with a four dots sign.
+* Jump through the portal and try to reach a platform upper than the one you just passed.
+* Wait for the platform where you are to move. Then, quickly, place the first portal on this platform and jump through the portal on the floor.
+* Repeat this process until you reach the top of the room. Put the same portal as the previous behind the room corner's ledge, then pass through the portal on the bottom.
+* The [[Emergency Intelligence Incinerator]] is now open. Get down of the room and drop on the supplementary ledge.
+* Grab the Companion Cube, go through the portal on the floor and throw the Companion Cube on the Emergency Intelligence Incinerator.
+* Place a portail on the floor next to the exit door, then pass through the other.
+* Proceed to the [[Chamberlock]].
 }}