Expansion Memory Board (B-7804-E1M-Qm) - TEC B-450 SERIES User Manual

3. INSTALLATION PROCEDURE FOR THE OPTIONAL EQUIPMENT

3.4 EXPANSION MEMORY BOARD (B-7804-E1M-QM)

3.4.1 Packing List
All the following parts are supplied with the kit. Make sure you have all items shown below.
NOTE: The B-7804-E1M-QM can be used for the products manufactured before August '99
(Serial No. 9Nxxxxxx or earlier).
Expansion Memory Board (1 pc.)
3.4.2 Installation Procedure
1) Turn the power off.
2) Open the top cover and remove the two PT-3x10 screws. (Refer to section 3.1.)
3) Disconnect the KEY LED harness from CN14 on the CPU PC board to detach the side cover L.
(Refer to section 3.1.)
4) Connect CN1 and CN2 on the expansion memory board to CN10 and CN6 on the CPU PC board,
respectively.
CPU PC Board
5) Reassemble the top cover, and side cover L in the reverse order of removal.
NOTE: Be careful not to pinch the harnesses by the covers when installing the expansion
memory board.
CN10
CN6
3.4 EXPANSION MEMORY BOARD (B-7804-E1M-QM)
Installation Manual (1 pc.)
CN1
3-11
EO18-33003A
Fig. 3-24
CN2
Expansion
Memory Board
Fig. 3-25