User guide

Chapter 1
Features, Installation, Powerup
1–3
The HHT (with communication cable), memory pak, and battery are supplied
separately. Install each as follows:
1. Install the memory pak first. The English version is catalog number
1747–PTA1E.
!
ATTENTION: The memory pak contains CMOS devices. Wear
a grounding strap and use proper grounding procedures to guard
against damage to the memory pak from electrostatic discharge.
a. To install the memory pak, remove the cover from the back of the
HHT.
Backside of HHT
Slide cover to the left. Lift off cover.
Installing the Memory Pak,
Battery, and Communication
Cable