From e4366dc5f384b8a0374b7a26345b122e99a7ef60 Mon Sep 17 00:00:00 2001
From: marchingband <34205564+marchingband@users.noreply.github.com>
Date: Sun, 8 Aug 2021 11:28:10 -0700
Subject: [PATCH] Update README.md

---
 README.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index be78099..0a17f3a 100644
--- a/README.md
+++ b/README.md
@@ -147,7 +147,9 @@ Now do the same for the opposite pin, on the opposite side (one of the ground pi
 
 here is an image (this one has the WVR on top) : https://imgur.com/a/CyD6zfh
 
-Use a multimeter to check that there are no shorts, and that all the pins are indeed connected to the pads on both boards.
+Use a multimeter to check that there are no shorts between adjacent pins, and that all the pins are indeed connected to the pads on both boards.
+If the USB Backpack is on top, place one probe of your multimeter on the castellated edge of the WVR, and check for continuity with the pin header. Here is a photo of that procedure : https://imgur.com/a/iM4eVyv
+It is very helpful to have flux, in particular liquid flux, for this. If you find a short, or if you find that the two boards are not connected right, use lots of flux and reflow the pin well.
 
 Now follow these instructions to update the firmware : https://github.com/marchingband/wvr_usb_backpack