SILENT HILL: Townfall Auxiliary Lines Puzzle Solution
Reach the AUX Room with key 0825, then set three groups of wall switches to match the Auxiliary Lines patterns — 9 + 9 + 8 switches confirmed by green status lights.
- Location:
- SWDP – Different — AUX Room
- Area:
- SWDP
- Part:
- Simon
- Chapter:
- Part 6 — Chapter 15: Trying Again
Quick solution: 3 groups of wall switches, confirmed by green status lights
Reward: Progression to the Clamp Release procedure
How do I reach the AUX Room?
The AUX Room is part of the SWDP – Different building in Part 6. After completing the Remote Systems Control puzzle sequence in the control room:
- The CCTV objective points you toward auxiliary systems.
- Take the elevator to Level 1.
- Find the locker to the right of the Remote Systems Control console and enter 0825 (from the management info shown during the CCTV sequence).
- Take the AUX Key from inside and use it to enter the AUX Room.
How do I load the Auxiliary Lines document?
Inside the AUX Room, grab the AUX Disk from the cabinet and insert it into the computer in the same room — it displays the Auxiliary Lines diagram you are about to reproduce. (The diagram draws up switches as a vertical line and down switches as a horizontal line.)
How do I read the line markings?
Each switch has a white paint stripe beside it identifying which line it belongs to:
- One stripe = Line 1
- Two stripes = Line 2
- Three stripes = Line 3
What are the switch settings for each line?
Work through the lines in order. Each list below reads the switches in the direction you walk, starting from that line’s first switch:
Line 1 — one stripe (9 switches): start at the right side of the room, by the cabinet, and work right → left along the lower pipes:
Up, Down, Up, Up, Down, Up, Down, Up, Up
Line 2 — two stripes (9 switches): start again from the right side, working right → left along the middle pipes:
Up, Down, Down, Down, Up, Down, Down, Up, Up
Line 3 — three stripes (8 switches): start at the left side of the room, by the door, and work left → right across the upper and middle pipes:
Down, Up, Up, Up, Down, Up, Down, Up
How do I confirm the lines are correct?
Each line group has a status light. When all switches in a group are set correctly, the corresponding status light turns green. If a light stays off, one or more switches in that group are wrong — check each switch’s direction against the pattern.
What comes next?
The Clamp Release procedure is NOT the very next action — there are control room tasks between the two puzzles:
- Return to the Remote Systems Control room and continue the console sequence: a second round of camera-based entries on the same console, followed by unlocking the remaining doors on the lower floor.
- Through those doors, reach the valve room and turn Valve F — this is the trigger for the procedure you need next.
- Go back upstairs: the control room printer now outputs the Clamp Release Procedure document.
- Follow it on the panel opposite the console — that is the Clamp Release puzzle.
The entry values and door codes for step 1 belong to the Remote Systems Control sequence, which this site does not publish yet: guides currently disagree on several of its camera-read values, and the cause of the disagreement is undetermined.
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