User Manual
Page 111
... NOTE: When your computer was shipped, resulting in the following error message during startup: BAD RTC BATTERY BAD CHECKSUM (CMOS) CHECK SYSTEM Occasionally, the RTC battery may have had the computer turned off , even when AC power is attached. TECHNICAL NOTE: It is using all of the ...power provided by the AC Adaptor to run applications, features, and devices, the recharging of the battery can be used to...
... NOTE: When your computer was shipped, resulting in the following error message during startup: BAD RTC BATTERY BAD CHECKSUM (CMOS) CHECK SYSTEM Occasionally, the RTC battery may have had the computer turned off , even when AC power is attached. TECHNICAL NOTE: It is using all of the ...power provided by the AC Adaptor to run applications, features, and devices, the recharging of the battery can be used to...
Maintenance Manual
Page 53
... error message (b) appears often when the power is displayed on , replace the RTC battery. Then press [F1] key ...... (e) *** Bad time function *** Check system. Then press [F1] key ...... (f) *** Bad check sum (CMOS) *** Check system. PRESS ANY KEY TO CONTINUE. PORTEGE R100 Maintenance Manual (960-440) 2-17 If any key as the actual configuration or when...
... error message (b) appears often when the power is displayed on , replace the RTC battery. Then press [F1] key ...... (e) *** Bad time function *** Check system. Then press [F1] key ...... (f) *** Bad check sum (CMOS) *** Check system. PRESS ANY KEY TO CONTINUE. PORTEGE R100 Maintenance Manual (960-440) 2-17 If any key as the actual configuration or when...
Maintenance Manual
Page 54
...is displayed, go to the 1.8" HDD Troubleshooting Procedures in Section 2.5. (1) PIT ERROR (2) MEMORY REFRESH ERROR (3) TIMER CH.2 OUT ERROR (4) CMOS CHECKSUM ERROR (5) CMOS BAD BATTERY ERROR (6) FIRST 64KB MEMORY ERROR (7) FIRST 64KB MEMORY PARITY ERROR (8) VRAM ERROR (9) SYSTEM MEMORY ERROR (10) SYSTEM MEMORY PARITY ERROR ...ERROR (21) HDD #1 ERROR (22) NO FDD ERROR (23) FDC ERROR (24) TIMER INTERRUPT ERROR (25) RTC UPDATE ERROR 2-18 PPORTEGE R100 Maintenance Manual (960-440) If error message (19), (20) or (21) is displayed, go to the 3.5" USB FDD Troubleshooting Procedures in Section ...
...is displayed, go to the 1.8" HDD Troubleshooting Procedures in Section 2.5. (1) PIT ERROR (2) MEMORY REFRESH ERROR (3) TIMER CH.2 OUT ERROR (4) CMOS CHECKSUM ERROR (5) CMOS BAD BATTERY ERROR (6) FIRST 64KB MEMORY ERROR (7) FIRST 64KB MEMORY PARITY ERROR (8) VRAM ERROR (9) SYSTEM MEMORY ERROR (10) SYSTEM MEMORY PARITY ERROR ...ERROR (21) HDD #1 ERROR (22) NO FDD ERROR (23) FDC ERROR (24) TIMER INTERRUPT ERROR (25) RTC UPDATE ERROR 2-18 PPORTEGE R100 Maintenance Manual (960-440) If error message (19), (20) or (21) is displayed, go to the 3.5" USB FDD Troubleshooting Procedures in Section ...
Maintenance Manual
Page 58
... of SMRAM Configuring cache memory Enabling L1 cache memory Testing CMOS for access ( on Cold Booting) Checking the voltage of a CMOS backup battery Examining the checksum of CMOS Initializing data in CMOS (1) Setting up IRT status Storing the size of DRAM Checking... for branch of resuming ICH4-M Power Failure Examining the checksum of SMRAM Checking whether the memory configuration have been changed Examining the checksum of system BIOS RAM area Conducting resuming Disabling all SMIs 2-22 PPORTEGE R100...
... of SMRAM Configuring cache memory Enabling L1 cache memory Testing CMOS for access ( on Cold Booting) Checking the voltage of a CMOS backup battery Examining the checksum of CMOS Initializing data in CMOS (1) Setting up IRT status Storing the size of DRAM Checking... for branch of resuming ICH4-M Power Failure Examining the checksum of SMRAM Checking whether the memory configuration have been changed Examining the checksum of system BIOS RAM area Conducting resuming Disabling all SMIs 2-22 PPORTEGE R100...
Maintenance Manual
Page 59
... of 30μs) Initializing PIT channel 2 ( checks whether the speaker gate operates correctly) Measuring CPU clock Enabling SMI other than auto-off function Control of battery discharging current Performing timeshared process for time measurement of IRT Updating P6 micro-code Enabling or disabling the function of processor serial number ID Checking... Size Storing the size of ROM in a buffer Reading EC version Updating the type of flash memory Determining the destination Checking the default settings of CMOS Initializing ACPI table PORTEGE R100 Maintenance Manual (960-440) 2-23
... of 30μs) Initializing PIT channel 2 ( checks whether the speaker gate operates correctly) Measuring CPU clock Enabling SMI other than auto-off function Control of battery discharging current Performing timeshared process for time measurement of IRT Updating P6 micro-code Enabling or disabling the function of processor serial number ID Checking... Size Storing the size of ROM in a buffer Reading EC version Updating the type of flash memory Determining the destination Checking the default settings of CMOS Initializing ACPI table PORTEGE R100 Maintenance Manual (960-440) 2-23
Maintenance Manual
Page 61
... password F11Ch F11Dh Checking optional I/O ROM Final setting up prior to boot-up Details Initializing a NDP Storing CMOS error information in SMRAM Initializing timer Initializing a buffer for power saving Initializing an EC, and reading battery information Updating system BIOS (model name, and EDID of the LCD) Waiting for completion of initializing VGA... to the top of an expansion memory Waiting for the end of writing PSC version on BIOS Waiting for the end of serial port initialization PORTEGE R100 Maintenance Manual (960-440) 2-25
... password F11Ch F11Dh Checking optional I/O ROM Final setting up prior to boot-up Details Initializing a NDP Storing CMOS error information in SMRAM Initializing timer Initializing a buffer for power saving Initializing an EC, and reading battery information Updating system BIOS (model name, and EDID of the LCD) Waiting for completion of initializing VGA... to the top of an expansion memory Waiting for the end of writing PSC version on BIOS Waiting for the end of serial port initialization PORTEGE R100 Maintenance Manual (960-440) 2-25