Toshiba CTX28 manual Bbcu Processor PCB

Strata CTX670 Installation

Install Processor and Universal PCBs

		Network
		Interface
		RJ45
	BBCU1A
		P101 13 MU
			P7
MU Law
for U.S.
& Canada
		A
				P701
			ON OFF		BATT

P3

Figure 4-31 BBCU Processor PCB

P5 P4

P1

NO	YES	BBMS1A
BBMS	ATTACHED
P2
		5254

Set the jumper to "YES" only after installing the BBMS.

BBMS

Memory

Module

CAUTION! Be careful installing the BBMS (Figure 4-32). It is fragile.

BBMS1A

5526

Installation Strata CTX670

1. Hold the BBMS top-side	2. Slide the BBMS	3. Push down on the outer
up. The top side has five	into the socket.	edge of the BBMS. It
chips and “BBMS1A.”		should “snap” down.

Figure 4-32 Installing the BBMS Backup Memory Module on the BBCU

Strata CTX I&M 06/04 4-51