Panasonic KX-MB262CX Service Manual page 56

KX-MB262CX/KX-MB772CX KX-MB262CX/KX-MB772CX
12.3.1 12. 3.14. 4. ANA ANALOG SEC LOG SECTIO
This chapter provides the testing procedures required for the analog parts. A signal route to be tested is determined depending This chapter provides the testing procedures required for the analog parts. A signal route to be
upon purposes. For example, the handset TX route begins at the handset microphone and the signal is output to the telephone upon purposes. For example, the handset TX route begins at the handset microphone and the signal is
line. The signal mainly flowing on this route is analog. You can trace the signal with an oscilloscope. The signal flow on each line. The signal mainly flowing on this route is analog. You can trace the signal with an oscilloscope. The signal flow on each
route is shown in the Check Sheet here. If you find a specific problem in the unit, for example if you cannot communicate with route is shown in the Check Sheet here. If you find a specific problem in the unit, for example if you cannot communicate with
the H/S, trace that signal route locally with the following Check Sheet and locate the H/S, trace that signal route locally with
12.3.1 12.3.14.1. 4.1. CHECK CHECK SHEE SHEET T
TION N
the following Check Sheet and locate the faulty point.
tested is determined depending
output to the telephone
the faulty point.