Xerox 4540 Service Manual - Page 252
IO Expander for Fan, Proc card ID PROM
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TABLE F-1 I2E Bus Addresses (Continued) Description Part # IO controller ID PROM AT24C64B Power supply 0 ID PROM AT24C02A Power supply 1 ID PROM AT24C02A Power supply 2 ID PROM AT24C02A Backplane LM75 temperature sensor Backplane ID PROM AT24C64B Proc card ID PROM AT24C64B Service processor ID AT24C64B PROM IO expander (for Front LEDs) PCA9556 IO Expander (for Fan PCA9556 Enables) IO expander (for DIMM LEDs) PCA9556 IO expander (for PROC LEDs) PCA9556 Proc card system monitor ADM1026 Clock generator CDC960 8-port switch (for DIMMS and PCI slots) PCA9548 DIMM0 serial presence detect EEPROM DIMM1 Serial Presence Detect EEPROM DIMM2 serial presence detect EEPROM DIMM3serial presence detect EEPROM Location I/O controller Power Supply Power Supply Power Supply Front of Disk backplane Disk backplane CPU board GRASP Disk backplane I/O controller CPU board CPU board Front of CPU board I/O controller I/O controller DIMM DIMM DIMM DIMM Address (Hex) 0x1010010 (52/A4) 0x1010100 (54/A8) 0x1010101 (55/AA) 0x1010110 (56/AC) 0x1001000 (48/90) 0x1010000 (50/A0) 0x1010001 (51/A2) 0x1010011 (53/A6) 0x0011000 (18/30) 0x0011001 (19/32) 0x0011100 (1C/38) 0x0011101 (1D/3A) 0x0101101 (2D/5A) 0x1101001 (69/D2) 0x1110000 (70/E0) 0x1010000 (50/A0) 0x1010001 (51/A2) 0x1010010 (52/A4) 0x1010011 (53/A6) F-2 Sun Fire X4500/X4540 Server Service Manual • May 2010
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