Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 8
Card Reader Failure 4-16 Thermal Unit Failure 4-17 Other Functions Failure 4-18 Intermittent Problems 4-19 Undetermined Problems 4-19 Error Codes 4-20 BIOS Beep Codes 4-21 POST Codes 4-26 Component Codes 4-26 Progress Codes 4-30 Mainboard Layout 5-3 Clearing Password Check and BIOS Recovery 5-5 Clearing the BIOS Passwords 5-5 Performing a BIOS Recovery 5-6 TravelMate 6495T/6495TG/6495Te/8473T/8473TG Exploded Diagrams 6-4 Main Assembly 6-5 LCD Assembly 6-7 FRU List 6-9 TravelMate 6495T/6495TG/6495Te/8473T/8473TG 7-3 Microsoft Windows 7 Environment Test 8-4 viii
Card Reader Failure 4-16 Thermal Unit Failure 4-17 Other Functions Failure 4-18 Intermittent Problems 4-19 Undetermined Problems 4-19 Error Codes 4-20 BIOS Beep Codes 4-21 POST Codes 4-26 Component Codes 4-26 Progress Codes 4-30 Mainboard Layout 5-3 Clearing Password Check and BIOS Recovery 5-5 Clearing the BIOS Passwords 5-5 Performing a BIOS Recovery 5-6 TravelMate 6495T/6495TG/6495Te/8473T/8473TG Exploded Diagrams 6-4 Main Assembly 6-5 LCD Assembly 6-7 FRU List 6-9 TravelMate 6495T/6495TG/6495Te/8473T/8473TG 7-3 Microsoft Windows 7 Environment Test 8-4 viii
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 55
... and optimized so most users do not need to select items in an option box. To enter this the utility, during POST (power-on self-test), press F2 when the prompt appears on the bottom of screen. Navigating the BIOS Utility 0 The BIOS Setup Utility has five menu options, namely: Information...
... and optimized so most users do not need to select items in an option box. To enter this the utility, during POST (power-on self-test), press F2 when the prompt appears on the bottom of screen. Navigating the BIOS Utility 0 The BIOS Setup Utility has five menu options, namely: Information...
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 163
...Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. If possible, verify the symptoms by step procedures are designed to be performed as possible about troubleshooting common problems associated with the computer. NOTE: NOTE: The diagnostic tests... are a guide for troubleshooting computer problems. The step by re-creating the failure through diagnostic tests or repeating the operation that led to the Online Support Information on page...
...Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. If possible, verify the symptoms by step procedures are designed to be performed as possible about troubleshooting common problems associated with the computer. NOTE: NOTE: The diagnostic tests... are a guide for troubleshooting computer problems. The step by re-creating the failure through diagnostic tests or repeating the operation that led to the Online Support Information on page...
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 172
Navigate to complete the test. 7. Select the microphone type from the list and click Next. Microphone Failure 0 If internal or external Microphones fail, perform the following, one at a time. Right ... 4-7. Right click on page 9-3 4-12 Troubleshooting Select the microphone then click Properties. Select Set up microphone. Select the Levels tab. 5. If the issue is enabled. Test the microphone hardware: Select the microphone and click Configure.
Navigate to complete the test. 7. Select the microphone type from the list and click Next. Microphone Failure 0 If internal or external Microphones fail, perform the following, one at a time. Right ... 4-7. Right click on page 9-3 4-12 Troubleshooting Select the microphone then click Properties. Select Set up microphone. Select the Levels tab. 5. If the issue is enabled. Test the microphone hardware: Select the microphone and click Configure.
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 179
...least 10 times. 2. If any FRU. 3. If an error is operating correctly. 1. Rerun the test to the computer. 5. When analyzing an intermittent problem, perform the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD-ROM/Diskette drive...to do not replace any problems are incorrect, whether a short circuit is suspected, or whether the system is inoperative. Run the advanced diagnostic test for damage. Perform the following FRUs one at a time. Remove power from the computer. 2. If no more errors. If the problem...
...least 10 times. 2. If any FRU. 3. If an error is operating correctly. 1. Rerun the test to the computer. 5. When analyzing an intermittent problem, perform the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD-ROM/Diskette drive...to do not replace any problems are incorrect, whether a short circuit is suspected, or whether the system is inoperative. Run the advanced diagnostic test for damage. Perform the following FRUs one at a time. Remove power from the computer. 2. If no more errors. If the problem...
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 181
... ROM checksum 17h Initialize cache before memory autosize 18h 8254 timer initialization 1Ah 8237 DMA controller initialization 1Ch Reset Programmable Interrupt Controller 20h 1-3-1-1 Test DRAM refresh 22h 1-3-1-3 Test 8742 Keyboard Controller 24h Set ES segment register to 4 GB 26h Enable A20 line 28h Autosize DRAM 29h Initialize POST Memory Manager 2Ah Clear...
... ROM checksum 17h Initialize cache before memory autosize 18h 8254 timer initialization 1Ah 8237 DMA controller initialization 1Ch Reset Programmable Interrupt Controller 20h 1-3-1-1 Test DRAM refresh 22h 1-3-1-3 Test 8742 Keyboard Controller 24h Set ES segment register to 4 GB 26h Enable A20 line 28h Autosize DRAM 29h Initialize POST Memory Manager 2Ah Clear...
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 182
... Description 2Fh Enable cache before system BIOS shadow 30h 1-4-1-1 RAM failure on data bits xxxx of high byte of memory bus 32h Test CPU bus-clock frequency 33h Initialize Phoenix Dispatch Manager 36h Warm start shut down 38h Shadow system BIOS ROM 3Ah Autosize cache 3Ch ... Initialize POST display service 5Ah Display prompt "Press F2 to enter SETUP" 5Bh Disable CPU cache 5Ch Test RAM between 512 and 640 KB 60h Test extended memory 62h Test extended memory address lines 64h Jump to User Patch1 66h Configure advanced cache registers 67h Initialize Multi Processor...
... Description 2Fh Enable cache before system BIOS shadow 30h 1-4-1-1 RAM failure on data bits xxxx of high byte of memory bus 32h Test CPU bus-clock frequency 33h Initialize Phoenix Dispatch Manager 36h Warm start shut down 38h Shadow system BIOS ROM 3Ah Autosize cache 3Ch ... Initialize POST display service 5Ah Display prompt "Press F2 to enter SETUP" 5Bh Disable CPU cache 5Ch Test RAM between 512 and 640 KB 60h Test extended memory 62h Test extended memory address lines 64h Jump to User Patch1 66h Configure advanced cache registers 67h Initialize Multi Processor...
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 183
... onboard I/O ports 87h Configure Motherboard Configurable Devices (optional) 88h Initialize BIOS Area 89h Enable Non-Maskable Interrupts (NMIs) 8Ah Initialize Extended BIOS Data Area 8Bh Test and initialize PS/2 mouse 8Ch Initialize floppy controller 8Fh Determine number of ATA drives (optional) 90h Initialize hard-disk controllers 91h Initialize local-bus hard...
... onboard I/O ports 87h Configure Motherboard Configurable Devices (optional) 88h Initialize BIOS Area 89h Enable Non-Maskable Interrupts (NMIs) 8Ah Initialize Extended BIOS Data Area 8Bh Test and initialize PS/2 mouse 8Ch Initialize floppy controller 8Fh Determine number of ATA drives (optional) 90h Initialize hard-disk controllers 91h Initialize local-bus hard...
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 185
... EAh Initialize OEM special code EBh Initialize PIC and DMA ECh Initialize Memory type EDh Initialize Memory size EEh Shadow Boot Block EFh System memory test F0h Initialize interrupt vectors F1h Initialize Run Time Clock F2h Initialize video F3h Initialize System Management Mode F4h 1 Output one beep before boot F5h Boot...
... EAh Initialize OEM special code EBh Initialize PIC and DMA ECh Initialize Memory type EDh Initialize Memory size EEh Shadow Boot Block EFh System memory test F0h Initialize interrupt vectors F1h Initialize Run Time Clock F2h Initialize video F3h Initialize System Management Mode F4h 1 Output one beep before boot F5h Boot...
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 785
Test Compatible Components This computer's compatibility is tested and verified by the Acer Mobile System Testing Department. Test Compatible Components 8-3 All of its system functions are tested under Windows® 7 environment. Refer to the Compatibility Test Report released by Acer's internal testing department. Regarding configuration, combination and test procedures, please refer to the following lists for components, adapter cards, and peripherals which have passed these tests.
Test Compatible Components This computer's compatibility is tested and verified by the Acer Mobile System Testing Department. Test Compatible Components 8-3 All of its system functions are tested under Windows® 7 environment. Refer to the Compatibility Test Report released by Acer's internal testing department. Regarding configuration, combination and test procedures, please refer to the following lists for components, adapter cards, and peripherals which have passed these tests.
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 786
....012 BH.21100.011 Suyin 1.3M HD SY_6A1(CSP)_SP AM.21400.094 5 in 1-Build in Ci32310M Ci52410M Ci52520M Description Part No. Microsoft Windows 7 Environment Test 0 Vendor Adapter 10001023 LITE-ON 10001081 DELTA 10001081 DELTA Audio Codec 10004786 REALTEK Battery 60001535 PANASONIC 60002162 SIMPLO Bluetooth 10001018 HON HAI 10001018 HON HAI... Core i5 i5-2410M PGA 2.3G 35W 2/4 CPU Intel Core i5 i5-2520M PGA 2.5G 35W 2/4 KC.23101.DMP KC.24101.DMP KC.25201.DMP 8-4 Test Compatible Components
....012 BH.21100.011 Suyin 1.3M HD SY_6A1(CSP)_SP AM.21400.094 5 in 1-Build in Ci32310M Ci52410M Ci52520M Description Part No. Microsoft Windows 7 Environment Test 0 Vendor Adapter 10001023 LITE-ON 10001081 DELTA 10001081 DELTA Audio Codec 10004786 REALTEK Battery 60001535 PANASONIC 60002162 SIMPLO Bluetooth 10001018 HON HAI 10001018 HON HAI... Core i5 i5-2410M PGA 2.3G 35W 2/4 CPU Intel Core i5 i5-2520M PGA 2.5G 35W 2/4 KC.23101.DMP KC.24101.DMP KC.25201.DMP 8-4 Test Compatible Components
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 787
... HGST 2.5" 5400rpm 500GB HTS545050B9A300 Panther B SATA LF F/W:C60F Disk imbalance criteria = 0.014g-cm KH.50007.010 Keyboard 60004864 DARFON BW4T_A10B Keyboard ACER BW4T_A10B BW4T Internal 14 Standard Black NONE Y2010 Acer Legend Texture KB.I140A.264 LAN 60001948 BROADCOM BCM57785X Broadcom BCM57785X NI.22400.052 LCD 60003316 AUO NLED14WXGA LED LCD AUO... 400:1 LK.14005.013 60003316 AUO NLED14WXGAG LED LCD AUO 14'' WXGA Glare B140XW01 V8 0A LF 220nit 8ms 500:1 (power saving) LK.14005.010 Test Compatible Components 8-5
... HGST 2.5" 5400rpm 500GB HTS545050B9A300 Panther B SATA LF F/W:C60F Disk imbalance criteria = 0.014g-cm KH.50007.010 Keyboard 60004864 DARFON BW4T_A10B Keyboard ACER BW4T_A10B BW4T Internal 14 Standard Black NONE Y2010 Acer Legend Texture KB.I140A.264 LAN 60001948 BROADCOM BCM57785X Broadcom BCM57785X NI.22400.052 LCD 60003316 AUO NLED14WXGA LED LCD AUO... 400:1 LK.14005.013 60003316 AUO NLED14WXGAG LED LCD AUO 14'' WXGA Glare B140XW01 V8 0A LF 220nit 8ms 500:1 (power saving) LK.14005.010 Test Compatible Components 8-5
Acer TravelMate 6495T, TG and 8743, T, TG Service Guide
Page 789
... Atheros HB95BG (HM) T77H121.10 QMI Wireless LAN Atheros HB97 2x2 BGN (HM) NI.23600.073 NI.23600.072 NI.23600.077 NI.23600.074 Test Compatible Components 8-7 Vendor Type 10000981 MISC 2G-DDR3 (128*16*8) 10000981 MISC 512M-DDR3 (64*16*4) 60002045 HYNIX VR1GbIII8 60002045 HYNIX VR1GbIII9 60002045 HYNIX VR2GBIII9...
... Atheros HB95BG (HM) T77H121.10 QMI Wireless LAN Atheros HB97 2x2 BGN (HM) NI.23600.073 NI.23600.072 NI.23600.077 NI.23600.074 Test Compatible Components 8-7 Vendor Type 10000981 MISC 2G-DDR3 (128*16*8) 10000981 MISC 512M-DDR3 (64*16*4) 60002045 HYNIX VR1GbIII8 60002045 HYNIX VR1GbIII9 60002045 HYNIX VR2GBIII9...