Back Panel Assembly The back panel module is the last module to be integrated to the APOLLO main system before the plastic housing is to be installed to the system. 1. On the I/O board, there are 6 D-SUB connectors with 2 bronze sticks on each side. Remove the 12 bronze sticks. 2. Insert the I/O board to the I/O bracket (2) and fix them together with the 12 bronze sticks. Fix them again with 2 screws on the other side. 3. Fix the complete I/O module to the metal back panel (1) five FMS 3*5 screw

CN4: PCI/ISA Expansion Slot The PC 610 provides an ISA/PCI slot for ISA and PCI device expansion. F1 F2 F3 F4 F5 F6 F7 F31 H1 H2 H3 H4 H19 B1 B2 B3 B4 B5 B6 B7 B31 D1 D2 D3 D4 D18 E1 E2 E3 E4 E5 E6 E7 E31 G1 G2 G3 G4 G19 A1 A2 A3 A4 A5 A6 A7 A31 C1 C2 C3 C4 C18 CN4: PCI/ISA Slot Side 6-91 APOLLO 120/150 III User Manual version 2207 CN4: PCI/ISA Slot Connector Pin Assignment Pin Signal Pin Signal Pin Signal Pin Signal F1 GND B1 GND E1 GND A1 IOCHK F2 GND B2 ISARST E2 GND A2 SD7 F3 INTB B3 VCC E3

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The Choice: 3T, 2T, 4T, Reserved. u RAS TO CAS DELAY This item defines SDRAM ACT to Read/Write command period. The choice: 3T, 2T, 4T, Reserved. u DRAM BACKGROUND COMMAND This item is lead-off time control for DRAM background command. When select 'Delay 1T', background commands are issued 1 clock behind memory address (MA) been issued. When select 'Normal', background command and MA are issued at the same time. The choice: Delay 1T or Normal. 7-118 APOLLO 120/150 III User Manual version 2305 u L