Radio Shack TRS-80PC-4 Service Manual - page 21

Service Manual - (page 1)

Service Manual - (page 2)

Service Manual - (page 3)

Service Manual - (page 4)

Service Manual - (page 5)

Service Manual - (page 6)

Service Manual - (page 7)

Service Manual - (page 8)

Service Manual - (page 9)

Service Manual - (page 10)

Service Manual - (page 11)

Service Manual - (page 12)

Service Manual - (page 13)

Service Manual - (page 14)

Service Manual - (page 15)

Service Manual - (page 16)

Service Manual - (page 17)

Service Manual - (page 18)

Service Manual - (page 19)

Service Manual - (page 20)

Service Manual - (page 21)

Service Manual - (page 22)

Service Manual - (page 23)

Service Manual - (page 24)

Service Manual - (page 25)

Service Manual - (page 26)

Service Manual - (page 27)

Service Manual - (page 28)

Service Manual - (page 29)

Service Manual - (page 30)

Service Manual - (page 31)

Service Manual - (page 32)

Service Manual - (page 33)

Service Manual - (page 34)