
"80.4" <<< Kind of looks like a Hughes number, but I know that it is not. Have you taken the 4x screws off, and looked in the underside? If the module is not defective and is working don't risk taking the the module apart unless you really know what you are doing, as it can be killed permanently.
"Old Tom" is your Man or perhaps "Kasper" who is somewhat of experts with LCD modules, but it does look like a cheepo sort like the NealSonic types that you get with the old 1978 type of $10.00 Thrifty bought LCD from that time period.
I hope someone sees this tread, and gives their input because I am curious as well

- Patrick