diff --git a/System-Setup.md b/System-Setup.md
index 2994370..d5b3aaf 100644
--- a/System-Setup.md
+++ b/System-Setup.md
@@ -25,7 +25,7 @@ For all setup, you should know how to [connect CC: Tweaked peripherals](https://
    1. [Uninstalling](#uninstalling)
 1. [Device Setup and Configuration](#device-setup-and-configuration)
    1. [Network Channels](#network-channels)
-   1. [Reactor PLC Configuration](#reactor-plc-configuration)
+   1. [Reactor PLC Setup](#reactor-plc-setup)
    1. [RTU Gateway Configuration](#rtu-gateway-configuration)
    1. [Supervisor Setup](#supervisor-setup)
    1. [Coordinator Setup](#coordinator-setup)
@@ -124,6 +124,8 @@ Applications can be uninstalled with `ccmsi uninstall <app>` where app is the ap
 
 > The migration from legacy `config.lua` files to new `.settings` files is complete. At no point should you create a new `config.lua` file. If it is not present, then that means that application uses the new system and has a `configure` command available for the GUI-based configuration.
 
+Note that any peripheral touching a computer can be on any side. Diagrams below show certain sides purely as an example. I personally think Ender modems look nice as computer hats, but place them however you want.
+
 ### Network Channels
 
 As you set up your system, keep in mind (or write down) the [network channels](https://github.com/MikaylaFischler/cc-mek-scada/wiki/Networking) you will be using. The defaults are listed below, and anywhere where their names are used in config files, the same number must be used.
@@ -134,7 +136,11 @@ As you set up your system, keep in mind (or write down) the [network channels](h
 * `CRD_CHANNEL` : default 16243, channel for coordinator communication (listened on by the coordinator)
 * `PKT_CHANNEL` : default 16244, channel for pocket computer communication (listened on by all pocket computers)
 
-### Reactor PLC Configuration
+### Reactor PLC Setup
+
+The Reactor PLC computer requires two peripherals, an Ender (or wireless) modem and a Fission Reactor Logic Adapter (NOT a Fission Reactor Port). These can either touch the computer directly, or be connected via wired modems.
+
+<img width="842" alt="image" src="https://github.com/MikaylaFischler/cc-mek-scada/assets/2926271/13f79dcf-e638-43c6-86a2-c064e0ca2fe8">
 
 The reactor PLC uses the [new GUI configurator interface](https://github.com/MikaylaFischler/cc-mek-scada/wiki/Reactor-PLC-Configurator). This can be accessed by running `configure` on a reactor PLC. It no longer uses `reactor-plc/config.lua`, but the configurator supports importing one.
 
@@ -146,7 +152,7 @@ The RTU gateway uses the [new GUI configurator interface](https://github.com/Mik
 
 Your supervisor computer requires one peripheral, an Ender (or wireless) modem. This can be attached on any side. No other peripheral connections are required.
 
-<img width="804" alt="image" src="https://github.com/MikaylaFischler/cc-mek-scada/assets/2926271/87264563-ad54-462b-9df3-41493a4053f7">
+<img width="804" alt="image" src="https://github.com/MikaylaFischler/cc-mek-scada/assets/2926271/2c60bf91-8d79-44e1-b516-3803b2f440f4">
 
 The supervisor uses the [new GUI configurator interface](https://github.com/MikaylaFischler/cc-mek-scada/wiki/Supervisor-Configurator). This can be accessed by running `configure` on the supervisor. It no longer uses a `supervisor/config.lua`, but the configurator supports importing one.