IBM 5147-024 Manual

Contents

20. Complete a mode 4 connection of one enclosure (A) by using X12 cables (B) to four independent FCEJ0J or FC EJ0M SAS adapters, as shown in Figure 20 on page 21, and then continue with“Connecting cables, power cords, and installing covers” on page 22.Note: Refer to Figure 21 on page 21 for label examples of these cable identifiers.v The cable that plugs into independent SAS adapter 1 (C) contains a label with the P1 identifier(G). This adapter does not have access to any other independent adapter and has access only todrive bays D1 - D6 (D1 - D3 for the ESLL).v The cable that plugs into independent SAS adapter 2 (D) contains a label with the P2 identifier(G). This adapter does not have access to any other independent adapter and has access only todrive bays D7 - D12 (D4 - D6 for the ESLL).v The cable that plugs into independent SAS adapter 3 (E) contains a label with the P1 identifier(G). This adapter does not have access to any other independent adapter and has access only todrive bays D13 - D18 (D7 - D9 for the ESLL).v The cable that plugs into independent SAS adapter 4 (F) contains a label with the P2 identifier(G). This adapter does not have access to any other independent adapter and has access only todrive bays D19 - D24 (D10 - D12 for the ESLL).Note: Partial mode 4 configurations are supported with less than 4 adapters leaving an adapter endof the X12 cable not connected.Figure 19. Mode 2 connection of one ESLS by using X12 cables to two FC EJ0L SAS adapter pairs or two FC EJ14SAS adapter pairs with AA cables20 Power Systems: Installing the Model 024, ESLL, or ESLS storage enclosure