Chapter 4 Retrofitting Options
Introduction
4-2 Assembly-Level Service Guide
4
Introduction
This chapter provides the following retrofit procedures:
Tools Required
The following tools are required for these retrofitting procedures:
• Hand TORX®‚ 10 screwdriver (T10)
• Hand TORX®‚ 15 screwdriver (T15)
• 7-mm spin tight
• 14-mm deep-socket spin tight
• Soldering iron—for retrofitting Option 060 Rear Terminals
• Small (1 point) Pozidriv screwdriver—for securing Option 010/012
oven oscillator to A6 Timebase Support Board
• pliers
Do This First
Before performing any of the retrofit procedures, the following steps must
be performed.
1 Turn Counter off.
2 Remove ac line power cord from the rear ac line socket.
• To Retrofit A3 1.5/3.0/5.0/12.4 GHz Channel Assembly
(Option 015/030/050/124)
page 4-3
• To Retrofit A5 DC Power Input Assembly (Option 002) page 4-4
• To Retrofit A6 High Stability Timebase Assembly
(Options 001, 010, and 012)
page 4-11
• To Retrofit the Rear Terminals (Option 060) page 4-14
