Keypad Test; Disassemble And Reassemble The Tester - Fluke 150X Series Calibration Manual

150X Series
Calibration Manual

Keypad Test

The keypad consists of six keys located above the rotary switch. To test the keypad:
1. Turn the rotary switch to
operational key causes the Tester to beep. No beep in response to a key press indicates a
defective keypad.
2. Reset the Tester. Turn the Tester rotary switch to

Disassemble and Reassemble the Tester

This section provides instructions to disassemble and reassemble the Tester. The instructions
are limited to major replaceable assemblies and do not include component-level detail. See
Figure 3 for an exploded view of the major assemblies. Also, the emphasis is placed on
disassembly. However, when appropriate, an italicized entry at the end of each disassembly
procedure provides critical hints for reassembly.
Holster
Battery Door
Case
Screws
Case
Bottom
6
and momentarily press each of the six keys. Each press of an
V
Figure 3. Disassemble the Tester
Fuse
Plastic Shields
Black
and then to any other position.
OFF
PCA Screws
Red
PCA
Light-dispersing
Back Panel
Glass LCD
Display
Elastomeric
Strip
Gray Plastic
Bezel
Keypad
Case Top