diff --git a/src/pug/alpakka/manual/diy_assembly.pug b/src/pug/alpakka/manual/diy_assembly.pug
index b04ebe0..cac9a7c 100644
--- a/src/pug/alpakka/manual/diy_assembly.pug
+++ b/src/pug/alpakka/manual/diy_assembly.pug
@@ -167,6 +167,7 @@ block content
     li Press until the cover snaps in (be careful not to pinch the battery edges).
   img.hm.mt.mr(src='/static/manual/assembly_battery_a.jpg')
   img.hm.mt.mr(src='/static/manual/assembly_battery_b.jpg')
+  img.hm.mt.mr(src='/static/manual/assembly_battery_c.jpg')
   img.hm.mt.mr(src='/static/manual/assembly_cover_a.jpg')
   img.hm.mt.mr(src='/static/manual/assembly_cover_b.jpg')
   hr
diff --git a/src/pug/alpakka/manual/wireless.pug b/src/pug/alpakka/manual/wireless.pug
index 9b6de39..e8909dd 100644
--- a/src/pug/alpakka/manual/wireless.pug
+++ b/src/pug/alpakka/manual/wireless.pug
@@ -41,9 +41,9 @@ block content
 
   hr
   h3 Turn off controller
-  p The controller can be turned off (sleep mode) by holding #[em Home #[+home]]+#[em Start #[+select]] for 2 seconds.
+  p The controller can be turned off (sleep mode) by holding #[em Home #[+home]] for #[em 5 seconds] (while not pressing any other button, moving any thumbstick, nor touching the touch surface).
   p The controller is awaken by pressing #[em Home #[+home]].
-  p While the controller is off, all the LEDs are off, and the battery is drained at a much lower rate.
+  p While the controller is sleeping, all the LEDs are off, and the battery is drained at a much lower rate.
 
   hr
   h3 Force restart
diff --git a/src/static/manual/assembly_battery_a.jpg b/src/static/manual/assembly_battery_a.jpg
new file mode 100644
index 0000000..3d4627e
Binary files /dev/null and b/src/static/manual/assembly_battery_a.jpg differ
diff --git a/src/static/manual/assembly_battery_b.jpg b/src/static/manual/assembly_battery_b.jpg
new file mode 100644
index 0000000..8baadd4
Binary files /dev/null and b/src/static/manual/assembly_battery_b.jpg differ
diff --git a/src/static/manual/assembly_battery_c.jpg b/src/static/manual/assembly_battery_c.jpg
new file mode 100644
index 0000000..bddef4b
Binary files /dev/null and b/src/static/manual/assembly_battery_c.jpg differ