29 AppendixSpecificationsThis page provides the specifications for the basic model.The model number is different according to the unit configuration.z To check the model number:Check the bottom of the computer or the box the computer came in at the time of purchase.z To check CPU speed, memory size and the hard disk drive (HDD) size:Run the Setup Utility (Î Reference Manual “Setup Utility”) and select [Information] menu.[CPU Speed]: CPU speed, [Memory Size]: Memory size, [Hard Disk]: Hard disk drive size Main Specifi cationsModel No. CF-31ATNAXDM / CF-31ATNAXPM CF-31ATAAXDM / CF-31ATAAXPMCPU/Secondary cache memory Intel ® Core i5-540M (2.53 GHz, Intel® SmartCache 3 MB*1 ) Intel ® Core i5-520M (2.4 GHz, Intel® SmartCache 3 MB*1 )Chip Set Mobile Intel ® QM57 Express ChipsetVideo controller ATI Mobility Radeon TM HD 5650 (Built-in Chip Set)Main Memory *2 2 GB*1 , DDR3 SDRAM (8 GB*1 Max.)Video Memory512 MB*1 dedicated (1423 MB*1 Max. / 1915MB with expanded memory) *3512 MB*1 dedicated (1024 MB*1 Max.)*3UMA (763 MB*1 Max. / 1435 MB*1 Max. withexpanded memory) *3UMA (1024 MB*1 Max.)*3Hard Disk Drive 250 GB*4 (Serial ATA)Approx. 300 MB*4 is used as a partition with re-covery tools. (Users cannot use this partition.)160 GB*4 (Serial ATA)Approx. 300 MB*4 is used as a partition with re-covery tools. (Users cannot use this partition.)Display Method 13.1 XGA type (TFT) (1024 × 768 dots) with Touchscreen or 13.1 XGA type (TFT) (1024 × 768dots)Internal LCD 65,536/16,777,216 colors (800 × 600 dots/1024 × 768 dots) *5External Display *6 65,536/16,777,216 colors (800 × 600 dots/1024 × 768 dots/1280 × 768 dots/1280 × 1024 dots)Wireless LAN *7 Intel ® Centrino ® Advanced-N 6200 AGN (Î page 30)Bluetooth™ *8 Î page 30LAN IEEE 802.3 10BASE-T, IEEE 802.3u 100BASE-TX, IEEE 802.3ab 1000BASE-T(2nd LAN *15 : IEEE 802.3 10BASE-T, IEEE 802.3u 100BASE-TX)Modem *9 Data: 56 kbps (V.92) FAX: 14.4 kbpsSound WAVE and MIDI playback, Intel ® High Definition Audio subsystem supportSecurity Chip TPM (TCG V1.2 compliant) *10Card Slots PC Card Slot x 1, Type I or Type II, Allowable current 3.3 V: 400 mA, 5 V: 400 mAExpressCard Slot x 1, ExpressCard/34 or ExpressCard/54SD Memory CardSlot *11 x 1Contact SmartCard Slot *12 x 1RAM Module Slot x 1, DDR3 SDRAM, 204-pin, 1.5 V, SO-DIMM, PC3-8500 CompliantInterface USB Ports (4-pin, USB 2.0) *13 x 4 / Serial Port (Dsub 9-pin male) / Modem Port (RJ-11) *9 / LANPort (RJ-45) x 1 *14 or x 2*15 / External Display Port (Mini Dsub 15-pin female) / HDMI Port (TypeA) *16 / IEEE1394a Interface Connector (4-pin) *17 / Microphone Jack (Miniature jack, 3.5 DIA) /Headphone Jack (Miniature jack, 3.5 DIA, Impedance 32 Ω, Output Power 4 mW × 2, Stereo) /Expansion Bus Connector (Dedicated 100-pin female)Keyboard / Pointing Device 87 keys / Touch PadFingerprint Reader *18 Array Size : 192 x 4 pixels, Image Size : 192 x 512 pixels, Image Resolution : 508 DPIWeb Camera *19 640 x 480 dots, 30 fpsPower Supply AC adaptor or Battery packAC Adaptor *20 Input: 100 V to 240 V AC, 50 Hz/60 Hz, Output: 15.6 V DC, 7.05 A