Toshiba PORTEGE Z930 - Page 64

Troubleshooting Procedures
2-28 PORTÉGÉ Z930/Satellite Z930 Series Maintenance Manual (960-887) [CONFIDENTIAL]
(RAM)
CN1410 (RAM Conn.)
F110 Start of VGA initialization VGA
IS1050 (CPU)
IC1600 (PCH)
F111 End of VGA initialization RAM
IC1420/IC1421/IC1430/IC1431
/IC1440/IC1441/IC1451/IC1451
(RAM), CN1410 (RAM Conn.)
F112
Interrupt vector table
initialization
RAM
IC1420/IC1421/IC1430/IC1431
/IC1440/IC1441/IC1450/IC1451
(RAM)
CN1410 (RAM Conn.)
F113 VGA, LAN initialization
VGA
LAN
BIOSROM
RAM
IC1600 (PCH)
IC4000 (LAN Controller)
IC3001 (BIOS ROM)
IC1420/IC1421/IC1430/IC1431
/IC1440/IC1441/IC1450/IC1451
(RAM)
CN1410 (RAM Conn.)
F114
End of option ROM
execution
RAM
IC1420/IC1421/IC1430/IC1431
/IC1440/IC1441/IC1450/IC1451
(RAM)
CN1410 (RAM Conn.)
F115 Logo display start VGA
IS1050 (CPU)
IC1600 (PCH)
F116
Start of IDE Bus initializatio
n
PCH IC1600 (PCH)
F117
End of IDE Bus initializatio
n
PCH IC1600 (PCH)
F118
Waiting start for key detecti
on
EC IC3200(EC/KBC)
F119
Waiting end for key detectio
n
EC IC3200(EC/KBC)
F11A
Waiting start for USB de
vice detection
PCH
IC1600 (PCH)
F11B
Waiting end for USB dev
ice detection
PCH
IC1600 (PCH)
F11C
Determination of a boot
device
RAM
IC1420/IC1421/IC1430/IC1431
/IC1440/IC1441/IC1450/IC1451
(RAM)
CN1410 (RAM Conn.)
F11D
Renewal start of SMBIO
S data
RAM
IC1420/IC1421/IC1430/IC1431
/IC1440/IC1441/IC1450/IC1451
(RAM)
CN1410 (RAM Conn.)
F11E
Renewal end of SMBIOS
data
RAM
IC1420/IC1421/IC1430/IC1431
/IC1440/IC1441/IC1450/IC1451
(RAM)
CN1410 (RAM Conn.)
F11F
Start of SC initialization
EC IC3200(EC/KBC)
F120 End of SC initialization
RAM IC1420/IC1421/IC1430/IC1431