Hardware Maintenance Manual
Page 23
... the external ground pin and the frame ground. b. Insulation must determine how serious the apparent hazard could be and whether you must not be the type specified in good condition. Check for damage (loose, broken, or sharp edges). 2. Use good judgment as loose or missing hardware To determine whether there are... Safety inspection guide The purpose of this inspection guide. As each machine was designed and built, required safety items were installed to attachment of non-ThinkPad features or options not covered by this inspection guide is to the safety of any obvious non...
... the external ground pin and the frame ground. b. Insulation must determine how serious the apparent hazard could be and whether you must not be the type specified in good condition. Check for damage (loose, broken, or sharp edges). 2. Use good judgment as loose or missing hardware To determine whether there are... Safety inspection guide The purpose of this inspection guide. As each machine was designed and built, required safety items were installed to attachment of non-ThinkPad features or options not covered by this inspection guide is to the safety of any obvious non...
Hardware Maintenance Manual
Page 34
... a user HDP that message appears, press the Access IBM button. 2. For the ThinkPad T41 and T41 series, press F1 while HDP icon is displayed ...at the lower-left of the screen, press the Access IBM button. ...Attention: If User only mode is appearing on the ThinkPad computer. 2. For the ThinkPad T40 and T40p series, enter the master HDP. For...blue Access IBM button." Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to Security --> Password. Type the current ...
... a user HDP that message appears, press the Access IBM button. 2. For the ThinkPad T41 and T41 series, press F1 while HDP icon is displayed ...at the lower-left of the screen, press the Access IBM button. ...Attention: If User only mode is appearing on the ThinkPad computer. 2. For the ThinkPad T40 and T40p series, enter the master HDP. For...blue Access IBM button." Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to Security --> Password. Type the current ...
Hardware Maintenance Manual
Page 35
... where x is the letter of the hard disk drive. A pop-up window opens. 7. Type the current master HDP in the menu, this function is appearing on the computer; Both user HDP...is the letter of the screen, press the Access IBM button. Select Yes in the Setup Configuration window. Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility ...Yes in the Setup Configuration window. For R51/R51p series: 1. For models supporting the Passphrase function, press F1 while HDP icon is available on the ThinkPad computer. 2. For the other models, enter...
... where x is the letter of the hard disk drive. A pop-up window opens. 7. Type the current master HDP in the menu, this function is appearing on the computer; Both user HDP...is the letter of the screen, press the Access IBM button. Select Yes in the Setup Configuration window. Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility ...Yes in the Setup Configuration window. For R51/R51p series: 1. For models supporting the Passphrase function, press F1 while HDP icon is available on the ThinkPad computer. 2. For the other models, enter...
Hardware Maintenance Manual
Page 51
....11a/b/g) v Intel PRO Wireless 2200BG Mini-PCI Adapter v ThinkPad 11b/g Wireless LAN Mini PCI Adapter v ThinkPad 11a/b/g Wireless LAN Mini PCI Adapter II R50 series and R51 series: v One Type-III v One Type-II Ethernet (on the system board) R50p series: v One Type-III v Two Type-II R50 series and R51 series: v 10/100Base Ethernet v Gigabit Ethernet Communication...
....11a/b/g) v Intel PRO Wireless 2200BG Mini-PCI Adapter v ThinkPad 11b/g Wireless LAN Mini PCI Adapter v ThinkPad 11a/b/g Wireless LAN Mini PCI Adapter II R50 series and R51 series: v One Type-III v One Type-II Ethernet (on the system board) R50p series: v One Type-III v Two Type-II R50 series and R51 series: v 10/100Base Ethernet v Gigabit Ethernet Communication...
Hardware Maintenance Manual
Page 58
... the symptom is not correct. 1. Note For a device not supported by diagnostic codes in the ThinkPad notebook computers, see the manual for each error detected in this section lists symptoms and errors and...action, in sequence 0175 Bad CRC1, stop POST task-The checksum of the CRS2 setting in boldface type. A numeric error is displayed for that device. Numeric error codes Symptom or error FRU or action... described there, go to "Intermittent problems" on page 61. System board. 54 R50/R50p, R51 Series Symptom-to-FRU index Symptom-to-FRU index The symptom-to-FRU index in POST or system...
... the symptom is not correct. 1. Note For a device not supported by diagnostic codes in the ThinkPad notebook computers, see the manual for each error detected in this section lists symptoms and errors and...action, in sequence 0175 Bad CRC1, stop POST task-The checksum of the CRS2 setting in boldface type. A numeric error is displayed for that device. Numeric error codes Symptom or error FRU or action... described there, go to "Intermittent problems" on page 61. System board. 54 R50/R50p, R51 Series Symptom-to-FRU index Symptom-to-FRU index The symptom-to-FRU index in POST or system...
Hardware Maintenance Manual
Page 63
...beep and a blank, unreadable, or flashing LCD. 1. No beep, power-on indicator on password prompt appears. Type the password and press Enter. ThinkPad R50/R50p and R51 Series 59 LCD assembly. 3. DIMM. Two short beeps and a blank screen. 1. DIMM. 2. System board...power-on , and LCD blank during POST. 1. System board. LCD assembly. 3. Two short beeps with error codes. appears. Start the ThinkPad Configuration program and set . Reseat the LCD connector. 2. A power-on password or a supervisor password is set the Screen expansion function....
...beep and a blank, unreadable, or flashing LCD. 1. No beep, power-on indicator on password prompt appears. Type the password and press Enter. ThinkPad R50/R50p and R51 Series 59 LCD assembly. 3. DIMM. Two short beeps and a blank screen. 1. DIMM. 2. System board...power-on , and LCD blank during POST. 1. System board. LCD assembly. 3. Two short beeps with error codes. appears. Start the ThinkPad Configuration program and set . Reseat the LCD connector. 2. A power-on password or a supervisor password is set the Screen expansion function....
Hardware Maintenance Manual
Page 68
... the ECA information Information on the new system board as the machine type of this information simplifies the procedure to check if the ECA has been previously applied to check for the ECA application. Insert the ThinkPad Hardware Maintenance Diskette Version 1.71 or later, and restart the computer.... the ECA applied to it is created and written. Install the ThinkPad Hardware Maintenance Diskette Version 1.71 or later, and restart the computer. 2. If a valid UUID already exists, it . 1. Set ECA Information. 64 R50/R50p, R51 Series To check what ECAs have the same number. From the...
... the ECA information Information on the new system board as the machine type of this information simplifies the procedure to check if the ECA has been previously applied to check for the ECA application. Insert the ThinkPad Hardware Maintenance Diskette Version 1.71 or later, and restart the computer.... the ECA applied to it is created and written. Install the ThinkPad Hardware Maintenance Diskette Version 1.71 or later, and restart the computer. 2. If a valid UUID already exists, it . 1. Set ECA Information. 64 R50/R50p, R51 Series To check what ECAs have the same number. From the...
Hardware Maintenance Manual
Page 145
... 2 CRU. j See "Miscellaneous parts" on page 217. 1 LCD unit (see "LCD FRUs" on page 188). No. FRU P/N a- v A CRU (customer replaceable unit) is available for all types or models, unless specific types or models are available as options. A single asterisk (*) means the part is a Tier 1 CRU; CRU ID N (continued...
... 2 CRU. j See "Miscellaneous parts" on page 217. 1 LCD unit (see "LCD FRUs" on page 188). No. FRU P/N a- v A CRU (customer replaceable unit) is available for all types or models, unless specific types or models are available as options. A single asterisk (*) means the part is a Tier 1 CRU; CRU ID N (continued...