Scavenger 
Collect all weapons, text logs and audio logs on Chapter 5: “Emergency Care”
Chapter 5
4 weapons, 3 text logs, 1 audio log, and 5 upgrades
Audio Log #1 - We're Leaving
After you re-enter the cramped vents, the camera will sharply pan right. There is the log
Weapon #1 - Line Gun
This will be on the shelf to your left, immediately after dropping from the vents
Upgrade #1 - Pulse Rifle
After entering free view in the same room, the upgrade will be in the ceiling behind an air duct
Upgrade #2 - Plasma Cutter
After leaving the antigravity room it will be on a shelf to the upper right
Upgrade #3 - Line Gun
While surveying the damage to the hull, it will be in space to the right.
Text Log #1 - Welcome to the Ishimura Pt 1
In the 2nd locker room following the hull breach
Weapon #2 - Flame Thrower
After the locker rooms, it is beneath the dead body.
Text Log #2 - United We... Ascend Pt 3
Take a left at the split in the tubes; it will be on the floor in front of you
Upgrade #4 -
In the far left corner of the morgue after you drop
Upgrade #5 - Rivet Gun
Immediately following the elevator ride to the ER, it will be on the left
Weapon #3 - Arc Welding Gun
After leaving the main ER room, there will be a fuse box to the right. Shoot it, and the gun will be on a shelf to the right inside
Weapon #4 - Plasma Cutter
After the rivet puzzle, the plasma cutter will be in the hallway on the floor
Text Log #3 - Autopsy Report
After the hallway, there is a VERY brief moment to get this on the seats to the left. THIS IS VERY EASY TO MISS
Chapter 6
5 weapons, 3 text logs, 1 audio log, and 5 upgrades
Text Log #1 - Chem Lab Report
After Lexine gasps from something falling, this will be in the air vent above the platform to the right.
You will need to shoot all air vents in this chapter before getting what is inside
Weapon #1 - Line Gun
After Lexine complains about her headache, this will be on the platform to the right
Weapon #2 - Arc Welder
After dealing with the explosive necromorphs, this will be on the platform to the left
Weapon #3 - P-Sec Pistol
After looking for Maxine, this will be on the platform to the left with a lurker
Upgrade #1 - Line Gun
After you are told to "man up", this will be in the air vent above the platform to the right
Upgrade #2 - P-Sec Pistol
This is right
after you turn from the previous upgrade. It will be in the air vent above the headless corpse
Weapon #4 - Force Gun
Through the wall after "higher ground", it will be to the right
Audio Log #1 - Come to Water Treatment
After dropping from reactivating the extraction fan to the left
Upgrade #3 - Force Gun
In the air vent above the illusionary lurker
Upgrade #4 - Flame Thrower
After you cut through your first corruption in this level, the upgrade will be in the air vent above the platform to your left.
Weapon #5 - Contact Beam
On the platform to the left, after Eckhardt complains about humming
Text Log #2 - Welcome to the Ishimura Pt 2
This log will be on the platform to the left shared with the lurker.
Text Log #3 - United We... Ascend Pt 4
Following text log #2, In the air vent above the platform to the right
Upgrade #5 - Arc Welding Gun
During the final boss fight. When moving up the right catwalk, wait for free-view. Then look right for the upgrade. You must do this BEFORE you stasis the fan
Chapter 7
4 weapons, 3 text logs, 1 audio log, and 5 upgrades
Text Log #1 - Welcome to the Ishimura Pt 3
This is in the center locker after your first wave of enemies
Upgrade #1 - Contact Beam
After entering the next room, you will turn left, this will be on the left of your screen and is EASY TO MISS
Weapon #1 - Pulse Rifle
After the elevator with hallucinations, this will be in the hall in front of you
Upgrade #2 - Ripper
When you first see Lexine, this will be in the distance to the right
Weapon #2 - Contact Beam
When leaving the room where you treat Lexine, this will be on the floor to the right of the door
Upgrade #3
On the floor in front of you as you enter the room following the brute
Upgrade #4
On the ceiling from upgrade #3
Text Log #2 - United We... Ascend Pt 5
In the lockers all the way to your right in free-view, this will be in the left locker
Weapon #3 - Arc Welding Gun
In the other locker from text log #2
Weapon #4 - Line Gun
To the left in free-view with the others
Audio Log #1
After you head down the elevator, you will enter free-view. This will be in the first alcove on the left
Upgrade #5 - Force Gun
This will be between two yellow vats on your right during free-view
Text Log #3 - Mining Log
In the last alcove to the left in free-view
Treasure Hunter
Collect all weapons, text logs and audio logs on Chapter 8: “In The Hearts of Men”
Chapter 8
5 weapons, 2 text logs, 1 audio log, and 4 upgrades
Upgrade #1 - Flame Thrower
Within seconds of starting the level, this will be on your left
Text Log #1 - Recovered File
After the tram, keep your aim to the upper left of your screen. Before you enter the next door, you will turn around. It will be in the upper left for a brief moment. EASY TO MISS
Text Log #2 - Recovered File
After the growth on the ceiling, this will be to your left as your round the corner
Weapon #1 - Force Gun
After the text log, this will be in the next closet
Weapon #2 - Arc Welding Gun
This will be in the next closet you see on the right
Weapon #3 - Flame Thrower
After you turn the corner, the flame thrower will be at the end of the hall
Weapon #4 - Ripper
As you enter live flight operations, this will be on your right
Audio Log #1 - Escape Pods Gone
After you say something about the shuttle this will be to your left
Upgrade #2 - Arc Welder
As you pass the shuttle, this will be to your right as you look in the entrance
Upgrade #3 - Contact Beam
After the soldier refuses to let you in, this will be forward and right. It's hard to target, however. Pick it up by aiming a little high
Upgrade #4 - Ripper
After activating anti-gravity, this will be in the upper left of your screen
Weapon #5 - Line Gun
After the comment "One down...", you will jump. This will be on the ground where you are jumping to
Make Us Whole
Collect all weapons, text logs and audio logs on Chapter 9: “Escaping the Ishimura”
Chapter 9
8 weapons, 3 text logs, 1 audio log, and 5 upgrades
Weapon #1 - Line Gun
In the last closet on the left before the hangar
Weapon #2 - Pulse Rifle
1st free-view in the hangar: it will be to the right
Upgrade #1 - Line Gun
Beside the Pulse Rifle
Upgrade #2 - Force Gun
This will be as you run to Lexine from the free-view
Weapon #3 - Flame Thrower
To the right of the elevator
Upgrade #3 - Contact Beam
Beside the flame thrower
Text Log #1 - Recovered File
After you drop from saying "Fuck it"
Audio Log #1 - The Marker
After you cut through a barrier in the tunnel, it will be in a nook to the left
Upgrade #4 - Ripper
During your first free-view after the tunnels
Weapon #4 - Arc Welder
After you get off the tram to the right in free-view
Upgrade #5
Beside the Arc Welder
Text Log #2 - Recovered File
After the next hallucination near the tram station, you will enter a dark hall. Around the first corner, it is near the ceiling.
Weapon #5 - Ripper
During you free-view as you enter the deck (atrium), this will be on your left.
Thanks to SkylineFaux for this location
Weapon #6 - Force Gun
Halfway through the battle on the deck (atrium), this will be on the wall you entered from
Weapon #7 - Contact Beam
Exiting the broken elevator, this will be to your left
Text Log #3 - Recovered File
After you enter the dark hall from the contact beam, this will be easy to spot, but only there briefly
Weapon #8 - Pulse Rifle
As you enter the airlock, this will be on your left
Chapter 10
1 weapon, 1 text log, 1 audio log, and 3 upgrades
Upgrade #1 - Ripper
During the first free-view, look up to the ceiling in a vent
Text Log #1 - Eyes Only
Following the free-view this will be to your left just beyond the desk
Weapon #1 - Contact Beam
After the first time you see exploding necromorphs, keep TK'ing on the very right of your screen and you will pick this off the seat in the cockpit (can also be gotten near the end)
Upgrade #2 - Contact Beam
After Weapon #1, you will turn around for a brief moment. This will be on the far right of your screen
Audio Log #1
To the left, after several enemies pop from the ground near the front of the shuttle
Upgrade #3 - Force Gun
In plain site just after the audio log
Gun Dealer 
Collect every weapon on one profile
As you get the collection trophies, you will work your way to this. There are 9 weapons, not including the Rivet Gun. The Plasma Cutter, Pulse Rifle, Flame Thrower, P-Sec Pistol, Line Gun, Arc Welding Gun, Force Gun, Contact Beam, and Ripper
Weapon Nut 
Max out all upgrades for every weapon on one profile
To get this you need to collect every upgrade in the chapters. Follow the preceding collection guide.