user manual

NEC AMERICA, INC.
BUSINESS SYSTEMS DIVISION
ET1 NUMBER: MK-094
DATE: AUGUST, 1987
ELECTRA MARK11
DSWBLF CO ADD-ON MODULE UPGRADE
1.
DESCRIPTION
This Engineering Technical Information (ET11 procedure describes the steps necessary to upgrade existing
EDE-30-1 Revision A ( ) units to revision B. EDE-30-1 revision B units can be used as either a DSS/BLF
Console or as a CO ADD-ON Module.
2.
LIMITATIONS
Only EDE-30-1 units in boxes marked with a UP on the outside of the box, after the revison level, can be
upgraded to revision B using the information contained in this ET1 procedure.
3.
PARTS REQUIRED
3.1 Microprocessor D75104CW 063 and revision labels provided with each EDE-30-l unit by
NEC America, Inc.
3.1.1
Three revision B labels.
3.1.2
One revision 3 label.
3.2 Anti-static wrist band and grounding strap (3M Model 2213 or similar, locally provided).
3.3 Anti-static mat (3M Model 8501 or similar, locally provided).
3.4 Chip insertion/extraction tool (locally provided).
CAUTION: Microprocessors and some other chips used on the EDE-30-1 unit are static sensitive devices.
Proper care in handling is necessary to assure that neither the microprocessor nor the printed circuit board
(PCB) is damaged. This procedure minimizes the possibility of damage due to static electricity discharge.
4.
SET UP PROCEDURE
4.1 Attach the anti-static mat to earth ground.
4.2 Put on the anti-static wrist band and attach the band to the anti-static mat.
4.3 Unpack the new microprocessor and labels provided.
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