CHAPTER 5 NDA-24300
Page 338
Issue 1
FAULT REPAIR PROCEDURES
(2) For Single Configuration
Check by replacing the MUX (PH-PC36)
circuit card.
Replace the MUX circuit card by referring to
Section 3.3.2, MUX Card Replacement
Procedure, in Chapter 4.
After replacement of the MUX
circuit card, make a station-to-
station call in the faulty unit and
see if speech is normal.
Press the RESET button on the EMA card
(*D).
Check by replacing the TSW circuit card. Replace the TSW circuit card referring to
Section 2.3.2, TSW Card Replacement
Procedure, in Chapter 4.
After replacement of the TSW
circuit card, make a station-to-
station call in the faulty unit and
see if speech is normal.
Press the RESET button on the EMA card
(*D).
ATTENTION
Contents
Static Sensitive
Handling
Precautions Required
START
A