diff --git a/code/game/objects/items/devices/PDA/PDA.dm b/code/game/objects/items/devices/PDA/PDA.dm
index 00452badabb..98211d76c09 100644
--- a/code/game/objects/items/devices/PDA/PDA.dm
+++ b/code/game/objects/items/devices/PDA/PDA.dm
@@ -34,15 +34,29 @@ GLOBAL_LIST_EMPTY(PDAs)
 	light_on = FALSE
 	custom_materials = list(/datum/material/iron=300, /datum/material/glass=100, /datum/material/plastic=100)
 
-	//Main variables
-	var/owner = null // String name of owner
-	var/default_cartridge = 0 // Access level defined by cartridge
-	var/obj/item/cartridge/cartridge = null //current cartridge
-	var/mode = 0 //Controls what menu the PDA will display. 0 is hub; the rest are either built in or based on cartridge.
-	var/icon_alert = "pda-r" //Icon to be overlayed for message alerts. Taken from the pda icon file.
-	var/font_index = 0 //This int tells DM which font is currently selected and lets DM know when the last font has been selected so that it can cycle back to the first font when "toggle font" is pressed again.
-	var/font_mode = "font-family:monospace;" //The currently selected font.
-	var/background_color = "#808000" //The currently selected background color.
+	/// String name of owner
+	var/owner = null
+	/// Access level defined by cartridge
+	var/default_cartridge = 0
+	/// Current cartridge
+	var/obj/item/cartridge/cartridge = null
+	/// Controls what menu the PDA will display. 0 is hub; the rest are either built in or based on cartridge.
+	var/mode = 0
+	/// Icon to be overlayed for message alerts. Taken from the pda icon file.
+	var/icon_alert = "pda-r"
+	/// Icon to be overlayed when an active pAI is slotted in.
+	var/icon_pai = "pai_overlay"
+	/// Same as above but for an inactive pAI.
+	var/icon_inactive_pai = "pai_off_overlay"
+	/**
+	 * This int tells DM which font is currently selected and lets DM know when the last font has been selected
+	 * so that it can cycle back to the first font when "toggle font" is pressed again.
+	 */
+	var/font_index = 0
+	/// The currently selected font.
+	var/font_mode = "font-family:monospace;"
+	/// The currently selected background color.
+	var/background_color = "#808000"
 
 	#define FONT_MONO "font-family:monospace;"
 	#define FONT_SHARE "font-family:\"Share Tech Mono\", monospace;letter-spacing:0px;"
@@ -84,7 +98,6 @@ GLOBAL_LIST_EMPTY(PDAs)
 
 	var/list/contained_item = list(/obj/item/pen, /obj/item/toy/crayon, /obj/item/lipstick, /obj/item/flashlight/pen, /obj/item/clothing/mask/cigarette)
 	var/obj/item/inserted_item //Used for pen, crayon, and lipstick insertion or removal. Same as above.
-	var/overlays_x_offset = 0 //x offset to use for certain overlays
 
 	var/underline_flag = TRUE //flag for underline
 
@@ -179,26 +192,20 @@ GLOBAL_LIST_EMPTY(PDAs)
 
 /obj/item/pda/update_overlays()
 	. = ..()
-	if(!initial(icon))
+	var/init_icon = initial(icon)
+	if(!init_icon)
 		return
-	var/mutable_appearance/overlay = new(initial(icon))
-	overlay.pixel_x = overlays_x_offset
 	if(id)
-		overlay.icon_state = "id_overlay"
-		. += new /mutable_appearance(overlay)
+		. += mutable_appearance(init_icon, "id_overlay")
 	if(inserted_item)
-		overlay.icon_state = "insert_overlay"
-		. += new /mutable_appearance(overlay)
+		. += mutable_appearance(init_icon, "insert_overlay")
 	if(light_on)
-		overlay.icon_state = "light_overlay"
-		. += new /mutable_appearance(overlay)
+		. += mutable_appearance(init_icon, "light_overlay")
 	if(pai)
 		if(pai.pai)
-			overlay.icon_state = "pai_overlay"
-			. += new /mutable_appearance(overlay)
+			. += mutable_appearance(init_icon, icon_pai)
 		else
-			overlay.icon_state = "pai_off_overlay"
-			. += new /mutable_appearance(overlay)
+			. += mutable_appearance(init_icon, icon_inactive_pai)
 
 /obj/item/pda/MouseDrop(mob/over, src_location, over_location)
 	var/mob/M = usr
diff --git a/code/game/objects/items/devices/PDA/PDA_types.dm b/code/game/objects/items/devices/PDA/PDA_types.dm
index 03068a9d591..216a618c586 100644
--- a/code/game/objects/items/devices/PDA/PDA_types.dm
+++ b/code/game/objects/items/devices/PDA/PDA_types.dm
@@ -214,12 +214,13 @@
 	greyscale_colors = null
 	icon_state = "pda-library"
 	icon_alert = "pda-r-library"
+	icon_pai = "pai_overlay_library"
+	icon_inactive_pai = "pai_off_overlay_library"
 	default_cartridge = /obj/item/cartridge/curator
 	inserted_item = /obj/item/pen/fountain
 	desc = "A portable microcomputer by Thinktronic Systems, LTD. This model is a WGW-11 series e-reader."
 	note = "Congratulations, your station has chosen the Thinktronic 5290 WGW-11 Series E-reader and Personal Data Assistant!"
 	silent = TRUE //Quiet in the library!
-	overlays_x_offset = -3
 
 /obj/item/pda/clear
 	name = "clear PDA"
diff --git a/icons/obj/pda.dmi b/icons/obj/pda.dmi
index 3a75bcea301..8a94beb0d8d 100644
Binary files a/icons/obj/pda.dmi and b/icons/obj/pda.dmi differ