e-STUDIO556/656/756/856(Ver03) © 2012 TOSHIBA TEC CORPORATION All rights reserved
REPLACEMENT OF PC BOARDS / HDD
9 - 8
9.2 Precautions, Procedures and Settings for Replacing PC
Boards and HDD
9.2.1 Precautions when replacing PC boards
• If more than one of the LGC board and the SYS board require replacement, replace them in the
following procedure.
1. First, replace one of the board to be replaced.
2. Turn the power ON and confirm that “READY” is displayed.
3. Turn the power OFF.
4. Replace another board that requires replacement.
5. Repeat steps 2 to 4.
6. Do not replace the SYS and the SRAM board together.
7. Do not replace the LGC board and the EEPROM together.
• When the SLG board replacement, see P.9-19 "9.2.5 Procedures and settings when replacing
the SLG board".
• When replacing the LGC board, be sure to remove IC27 from the board and install it on the new
one. Make sure that its pins are attached in the correct direction, not misaligned and not damaged
by static electricity.
• When the HDD requires replacement, see P.9-11 "9.2.3 Precautions and procedures when
replacing the HDD".
• When the SYS board requires replacement, see P.9-16 "9.2.4 Precautions and Procedures when
replacing the SYS board".
• When SRAM requires replacement, see P.9-20 "9.2.6 Precautions and Procedures when
replacing SRAM board".
• When NVRAM requires replacement, see P.9-25 "9.2.7 Precautions and Procedures when
replacing NVRAM".
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