Table 12. Parts list—Miscellaneous parts (continued)FRU FRU no. CRUIDSystem miscellaneous parts:• (a) ExpressCard dummy• (b) Smart Card spacer• (c) Smart Card dummy• (d) Smart Card cable• DC-in cable• DC-in cable, 170W• Color sensor dummy• RJ11 cable• RJ11 bracket• RJ11 dummyNote: Italicized letters in parentheses are references to the exploded view in “Overall” on page 116.04W1584 NSystem board miscellaneous parts:• Thermal pad A• Thermal pad C• Thermal pad D• Thermal pad E• CPU bracket, UMA/hybrid• CPU holder assembly, workstation• Sink holder• Sponge, keyboard, hybrid/workstation• Sponge, keyboard, UMA04W1582 NExtended battery, 9-cell (10.4 Wh) OP 42T4739 *Thermal grease 91P8835 NAC adaptersTable 13. Parts list—2-pin ac adapters for ThinkPad T520 and T520iFRU FRU no. CRUID2-pin (65 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 42T52822-pin (65 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 42T44232-pin (65 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 42T44192-pin (65 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 45N00802-pin (90 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 42T44272-pin (90 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 42T44312-pin (90 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 42T44352-pin (90 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 42T44392-pin (135 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 45N00552-pin (135 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 45N0059*Table 14. Parts list—2-pin ac adapters for ThinkPad W520FRU FRU no. CRUID2-pin (170 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 45N01142-pin (170 W, 20 V) adapter (models CTO, xxE, xxF, xxJ, xxL, xxP, xxS, xxU, xxY) 45N0118*Chapter 11. Parts list 153