Intel® X18-M/X25-M SATA SSD
Intel® X18-M/X25-M SATA Solid State Drive
Advance Product Manual July 2008
16 Order Number: 319765-002US
Intel® X18-M/X25-M SATA SSD

5.1.2 2.5” Pin Locations

5.2 Signal Description Table
Note: Key and spacing separate signal and power segments.
Figure 6. Layout of Signal and Power Segment Pins
Table 12. Serial ATA Connector Pin Signal Definitions for 1.8” and 2.5” Form Factors
Pin Function Definition
S1 Ground 2nd mate
S2 A+ Differential signal pair A
S3 A-
S4 Ground 2nd mate
S5 B- Differential signal pair B
S6 B+
S7 Ground 2nd mate
Table 13. Serial ATA Power Pin Definitions for 1.8” Form Factor
Pin Function Definition Mating Order1
P1 V33 3.3 V Power22nd Mate
P2 V33 3.3 V Power, pre-charge21st Mate
P3 Ground31st Mate
P4 Ground31st Mate
P5 V55 V Power. Not connected41st Mate