Table
of
Contents
SECTION
TITLE
PAGE
3-17.
CHECKING THE CRYSTAL
OSCILLATOR
3-11
3-18.
CHECKING THE REFERENCE VOLTAGE
3-11
3-19.
CHECKING
DISPLAY DRIVE
VOLTAGE
3-11
3-20.
CHECKING BEEPER
DRIVE SIGNAL
3-11
3-
21.
TRACING THE
VDC
SIGNAL
PATH
3-11
4
List
of
Replaceable
Parts
4-1
4-
1.
INTRODUCTION
4-3
4-2.
HOW
TO OBTAIN
PARTS
4-3
4-3.
TECHNICAL
SERVICE
CENTERS
4-3
5
Schematic Diagrams
5-1
ii