Tandy 1400LT - Page 116

A
Check Pin30 4. 77/2/2=1. 19MHz
of
GATE4
m
Check IC45:
Active delay line Pin1
pin6
pin5
30nsec
3F 30nsec
Check IC45, and GATE2
40000H-9FFFFH
DCOOOH-FBFFFH
0-3FFFFH
Check IC40-IC42
and
entire peripheral
circuitry
I I
I 1 1
Check IC304-IC306
and
entire peripheral
circuitry
5-7