Hard Disk Drive Option Type P8 (M500-05) (SP 5300/5310 Only)
D255/D256/M281/M282 2-102 SM
Make sure to open the flap before disconnecting the flat cable [A] as shown in the
following pictures. Otherwise, the connector may be damaged.
16. Release the flat cable and harness from the harness guides.
17. Remove the seven screws from the controller box [A].