Cleaning up formatting

boards/pocketbeagle/original/ch03.rst

 .. _connecting_up_pocketbeagle:
 
 Connecting Up PocketBeagle
-==================================
+==========================
 
 This section provides instructions on how to hook up your board. The
 most common scenario is tethering PocketBeagle to your PC for local
@@ -10,7 +10,7 @@ development.
 .. _whats_in_the_package:
 
 What’s In the Package
-~~~~~~~~~~~~~~~~~~~~~~~~~
+~~~~~~~~~~~~~~~~~~~~~
 
 In the package you will find two items as shown in figures below.
 
@@ -38,7 +38,7 @@ In the package you will find two items as shown in figures below.
 .. _connecting_the_board:
 
 Connecting the board
-~~~~~~~~~~~~~~~~~~~~~~~~
+~~~~~~~~~~~~~~~~~~~~
 
 This section will describe how to connect to the board. Information can
 also be found on the Quick Start Guide that came in the box. Detailed
@@ -52,7 +52,7 @@ include additional configurations.
 .. _tethered_to_a_pc_using_debian_images:
 
 Tethered to a PC using Debian Images
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 In this configuration, you will need the following additional items:
 
@@ -79,7 +79,7 @@ but rarely is this the case.
 .. _getting_started:
 
 Getting Started
-^^^^^^^^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^
 
 The following steps will guide you to quickly download a PocketBeagle
 software image onto your microSD card and get started writing code.
@@ -101,7 +101,7 @@ You can also get to this page directly by going to
 1. Download the latest image onto your computer by following the link to
 the latest image and click on the Debian image for Stretch IoT (non-GUI)
 for BeagleBone and PocketBeagle via microSD card. See Figure 6 below.
-This will download a .img.xz file into the downloads folder of your
+This will download a ``.img.xz`` file into the downloads folder of your
 computer.
 
 .. figure:: images/6fig-PB-DownloadSW.png
@@ -204,7 +204,7 @@ initially placed on your microSD card once the Linux kernel has booted.
 .. _accessing_the_board_and_getting_started_with_coding:
 
 Accessing the Board and Getting Started with Coding
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 The board will appear as a USB Storage drive on your PC after the kernel
 has booted, which will take approximately 10 seconds. The kernel on the
@@ -297,20 +297,20 @@ Type CTRL+C to stop the program running
 .. _powering_down:
 
 Powering Down
-^^^^^^^^^^^^^^^^^^^
-
-| 1. Standard Power Down Press the power button momentarily with a tap.
-  The system will power down automatically. This will shut down your
-  software with grace. Software routines will run to completion.
+^^^^^^^^^^^^^
+1. Standard Power Down Press the power button momentarily with a tap.
+The system will power down automatically. This will shut down your
+software with grace. Software routines will run to completion.
 | The Standard Power Down can also be invoked from the Linux command
-  shell via "sudo shutdown -h now".
-| 2. Hard Power Down Press the power button for 10 seconds. This will
-  force an immediate shut down of the software. For example you may lose
-  any items you have written to the memory. Holding the button longer
-  than 10 seconds will perform a power reset and the system will power
-  back on.
-
-1. Remove the USB cable Remember to hold your board firmly at the USB
+shell via ``sudo halt``.
+
+2. Hard Power Down Press the power button for 10 seconds. This will
+force an immediate shut down of the software. For example you may lose
+any items you have written to the memory. Holding the button longer
+than 10 seconds will perform a power reset and the system will power
+back on.
+
+3. Remove the USB cable Remember to hold your board firmly at the USB
 connection while you remove the cable to prevent damage to the USB
 connector.
 
@@ -332,7 +332,7 @@ the USB cable follow these instructions:
 .. _other_ways_to_connect_up_to_your_pocketbeagle:
 
 Other ways to Connect up to your PocketBeagle
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 The board can be configured in several different ways. Future revisions
 of this document may include additional configurations.