Table 18. Parts listing, Type 7914 (continued)Index DescriptionCRU partnumber (Tier 1)CRU partnumber (Tier 2)Labels, chassis 94Y7604Labels, system service and FRU/CRU (2.5-inch) 94Y7605Half high LTO Gen 3 SAS tape drive 46X5663Half high LTO Gen 4 SAS tape drive 46X5672Half high LTO Gen 5 SAS tape drive 46X5683RDX 160 GB cartridge 46C5393RDX 320 GB cartridge 46C5394RDX 500 GB cartridge 46C5395Internal RDX USB 3.0 drive dock 46C2346External RDX USB 3.0 drive dock 46C2347External RDX power adapter 81Y8905Screw, four M3x5 screws 42C3933Supercap pack 47C8696Structural partsStructural parts are not covered by the IBM Statement of Limited Warranty. Thefollowing structural parts are available for purchase from the retail store.Table 19. Structural parts, Type 7914Index Description Part number1 Top cover 94Y75695 Filler, PCI 94Y76088 Filler, power supply bay 94Y7610Filler, single 2.5-inch hot-swap hard disk drive bay 44T2248Filler, DVD drive bay 49Y4868Filler, 2x2.5-inch simple-swap hard disk drive bay 59Y392514 Filler, 3.5-inch hot-swap hard disk drive 69Y536414 Filler, 3.5-inch simple-swap hard disk drive 69Y5368Filler, fan 94Y757210 Chassis assembly, 2.5-inch HDD (without front bezel) 00AM32410 Chassis assembly, 3.5-inch HDD (without front bezel) 00AM32519 EIA brackets 94Y757027 Air baffle 94Y7568Remote RAID battery/power module tray 94Y7609ServeRAID M5110 series battery kit 81Y4491Bracket, 3.5-inch to 5.25-inch conversion kit 32P4743Bracket, tape mount kit 41Y7711CMA kit 49Y4817CMA kit, Gen-III 94Y6626Slide rail kit, Gen-III 94Y6625192 IBM System x3550 M4 Type 7914: Installation and Service Guide