Acer Veriton M275 Acer Veriton M275 Desktop Series Service Guide
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Acer Veriton M275 manual content summary:
- Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 1
Acer Veriton M275 Service Guide PRINTED IN TAIWAN i - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 2
Revision History Please refer to the table below for the updates made on this service guide. Date Chapter Updates ii - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 3
, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated. iii - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 4
specifically disclaims any warranties of merchantability or fitness for any particular purpose. Any Acer Incorporated software described in this manual servicing, repair, and any incidental or consequential damages resulting from any defect in the software. Acer is a registered trademark of Acer - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 5
. WARNING CAUTION IMPORTANT Alerts you to any physical risk or system damage that might result from doing or not doing specific actions. Gives precautionary measures to avoid possible hardware or software problems. Reminds you to do specific actions relevant to the accomplishment of procedures. v - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 6
that you should check the most up-to-date information available on your regional web or channel. If, for whatever reason, a part number change is made, it will not be noted in the printed Service Guide. For ACER-AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code to - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 7
Specifications and Configurations 8 Power Management Function(ACPI support Troubleshooting 52 Hardware Diagnostic Procedure 52 System Check Procedures 53 Power System Check 53 System External Inspection 53 System Internal Inspection 53 Beep Codes 54 Checkpoints 55 BIOS Recovery - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 8
FRU (Field Replaceable Unit) List 68 Veriton M275 Exploded Diagram 69 Veriton M275 FRU List 70 viii - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 9
• Linpus X-Window Processor • Socket Type: Intel LGA775 • Socket Quantity: 1 • Processor Type:support Yorkfield and Wolfdale CPUs and list in FRU. Chipset • Intel G41 + ICH7 PCB • 244mm*244mm Memory subsystem • Socket Type: DDRIII DIMM Memory Slots. • Socket Quantity: 2 • Memory Type:DDRIII - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 10
(2*5) • S/N ration: 90dB at rear output jack • Follow Acer Audio spec and should support Acer Internal speaker. • BIOS should meet MS Pin Configuration Guidelines for High Definition Audio Devices LAN • • Broadcom 57760,Single Chip Giga Controller support 10/100/1000 USB ports • Ports Quantity - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 11
USB pin connectors(follow Intel FPIO standard Specification). • One 2*5 pin Intel FPIO spec. Microphone In/ Headphone Out pin connectors. • One 4 pin CPU Fan connector. • One 24pin ATX interface PS3/PS2 SPS connector. • One 4 pin CPU power connector. • One 2*7 pin front panel IO header. • One - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 12
Block Diagram 4 Chapter 1 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 13
Smart Media card reader and XD(XD- 17 Picture) slot 8 CF I/II (CompactFlash Type I/II) slot 18 9 Expansion slot(Internal speaker or 19 FDD) 10 Recover jack 20 Component LAN activity indicator Power button HDD activity indicator MS/MS PRO slot USB 2.0 ports SD/MMC(Secure Digital/ MultiMedia - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 14
2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 No. Component 1 Power connector 2 PS2 keyboard connector 3 COM port 4 VGA ports 5 USB 2.0 port 6 Microphone/speaker-out jack 11 COM port 12 Printer port 13 RJ45 LAN port 14 System Fan 15 PS2 mouse connector 16 Fan aperture 6 Chapter 1 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 15
(If Stop CPU Clock in Sleep State in BIOS Setup is set to Enabled.) BIOS Item Specification BIOS code programmer AMI Kernel with eMachines BIOS version P01-A0 BIOS ROM type SPI ROM BIOS ROM size 8MB Support protocol Check "2.20 BIOS Version Control" of "Acer DT BIOS Requirements v1.55 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 16
USB controller Intel ICH7 Memory Combinations Slot Memory Total Memory Slot 1 1GB, 2GB 1GB ~2GB Slot 2 1GB, 2GB 1GB ~2GB Maximum System Memory Supported 1GB ~4GB System Memory Item Specification Memory slot number 2 slot Support Memory size per socket 1GB/2GB Support memory type - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 17
Interface Item Specification Audio controller Intel ICH7+Realtek ALC662-VC Audio controller type ALC662-VC Audio channel codec 5.1(3port) Audio function control Enable/Disable by BIOS setup Mono or stereo Stereo Compatibility The ALC662-VC series support host audio controller from the - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 18
Specification USB 2.0/1.1 Support legacy keyboard for legacy mode 2 port for rear ports. On-board: 3 2*5 headers. 4 ports for front daughter board. Environmental Requirements Item Specification axis in all 3 axes. Power Management Devices S1 S3 S4 Power Button V V V USB Keyboard/Mouse - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 19
mode(for ATA standard interface). • Disable V-sync to control the VESA DPMS monitor. • Resume method:device activated (keyboard for DOS, keyboard &mouse for Windows. • Resume recovery time 3-5sec Global Standby Mode • Global power management timer(2-120minutes,time step=10minute). • Hard disk drive - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 20
nonvolatile memory called CMOS RAM. This memory area is not part of the system RAM which allows configuration data to be retained when power is be simply referred to as "BIOS", "Setup", or "Setup utility" in this guide. The screenshots used in this guide display default system values. These values - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 21
server and the monitor. If the server is already turned on, close all open applications, then restart the server. 2. During POST, press Delete. If you fail to press Delete before POST is completed, you will need to restart the server. The Setup Main menu will be displayed showing the Setup's menu - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 22
Parameter Product Information Standard CMOS Features Advanced Chipset Features Advanced Chipset Features Integrated Peripherals Power Management Setup PC Health Status Frequency/Voltage Control BIOS Security Features Load Default Setting Save & Exit Setup Exit Without Saving Description This page - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 23
and are not user-configurable. Parameter Processor Type Processor Speed System Memory System Manufacturer Product Name System Serial Number System BIOS Version BIOS Release Date Asset Tag Number Description Type of CPU installed on the system. Speed of the CPU installed on the system. Total size - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 24
Description Option Set the date following the weekday-month-day-year format. Set the system time following the hour-minute-second format. Press Enter to view detailed device information connected to the SATA connectors. Determines whether the system will stop for an error during the POST. All - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 25
Removable Drive Priority Network Drive Priority Bootup Num-Lock Boot Write Protect USB Beep Message Description Option Allows you to decrease the time it takes to boot the computer by shortening Enabled or skipping certain standard booting process. Disabled When enabled, the BIOS splash screen - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 26
Memory Hole Remapping Primary Video Description When enabled, this feature allows the OS to reduce power consumption. When disabled, the system operates at maximum CPU overlapped PCI memory above the total physical memory. Select a graphic controller as a primary boot device. Option Enabled - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 27
). Auto Floppy Hard Disk Enables or disables the onboard audio controller. Enabled Disabled Enables or disables the onboard LAN controller. Enabled Disabled Enables or disables the load of embedded option ROM for onboard network controller. Enabled Disabled Use this item to enable or disable - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 28
Power Off Mode Power On by RTC Alarm Power On by PCIE Devices Power On by Modem Ring Wake Up by PS/2 KB/ Mouse Wake Up by USB KB/ Mouse Restore On AC Power Loss Description This item supports ACPI (Advanced Configuration and Power reboot after a power failure or interrupt occurs. Option YES No S3 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 29
Enable you to set the maximum temperature the syetem can reach before powering down. Enable you to set the maximum temperature the CPU can reach before powering down. Enables or disables the smart system fan control function. Option Disabled Enabled Disabled Enabled Enabled Disabled 21 Chapter 2 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 30
Frequency/Voltage Control Parameter Enabled Clock to All DIMM/ PCI/PCIE Spread Spectrum Description If enabled, whatever the slot has been inserted or not, clock will be sent. Disable clock toempty DIMM/PCI/PCIE slots if option is disabled. Enables or disables the reduction of the mainboard's EMI. - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 31
BIOS Security Features Parameter Supervisor Password User Password HDD Password Change Supervisor Password Change HDD Password Removable Device Boot Chassis opening warning Description Option item enables/disables support the boot from USB mass storage devices. Enabled Disabled 23 Chapter 2 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 32
Settings The Load Default Settings menu allows you to load the default settings for all BIOS setup parameters. Setup defaults are quite demanding in terms of resources consumption. If you are using low-speed memory chips or other kinds of low-performance components and you choose to load these - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 33
Save Setting and Exit The Save Setting and Exit menu allows you to save changes made and close the Setup Utility. 25 Chapter 2 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 34
Exit Without Saving The Discard Changes and Exit Setup menu allows you to discard changes made and close the Setup Utility. Chapter 2 26 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 35
Chapter 3 System Disassembly This chapter contains step-by-step procedures on how to disassemble the desktop computer for maintenance and troubleshooting. Disassembly Requirements To disassemble the computer, you need the following tools: • Wrist grounding strap and conductive mat for preventing - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 36
procedure, perform the steps listed below: 1. Turn off the system and all the peripherals connected to it. 2. Unplug the power cord from the power outlets. 3. Unplug the power cord from the system. 4. Unplug all peripheral cables from the system. 5. Place the system unit on a flat, stable surface - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 37
Removing the Side Panel 1. Remove the two screws located on the rear edge of the side panel. 2. The firstly use two fingers to Press the lock handle toward the arrowhead of the direction until the lock handle no moving,then use other hand to Lift the side panel away from the chassis and put it aside - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 38
Removing the Front Bezel 1. Remove the side panel. Refer to the previous section for instructions. 2. Release the front bezel from the chassis interior. 3. Pull the bezel away from the chassis. 30 Chapter 3 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 39
Removing the Heat Sink Fan Assembly WARNING:The heat sink becomes very hot when the system is on. NEVER touch the heat sink with any metal or with your hands. 1. disconnect the fan cable from the mainboard. 2. Use a long-nosed screwdriver to loosen the four screws on the heat sink, in the order as - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 40
create a backup file of all important data. 1. The processor becomes very hot when the system is on. Allow it to cool off first before handling. Release the load lever (1). 2. Pull the load lever to the fully open, upright position (2) and lift the load plate (3). 3. Pull out the processor from the - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 41
Removing the Memory Modules IMPORTANT:Before removing any DIMM from the memory board, make sure to create a backup file of all important data. 1. Press the holding clips on both sides of the DIMM slot outward to release the DIMM(1). 2. Gently pull the DIMM upward to pull it away from the M/B(2). - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 42
Removing the VGA Card 1. Remove the screw that secures the card to the chassis. 2. Use One finger to Press the clip. 3. Gently pull the card to remove it from the mainboard. 34 Chapter 3 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 43
Removing the Hard Disk Drive 1. Disconnect the data and power cables from the rear of the optical drive. 2. Disconnect the other end of the data cable from the mainboard. 3. Remove the HDD bracket. a. Use two fingers to press the HDD bracket then lift the bracket up. Chapter 3 35 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 44
4. Take out the HDD module a. Use a hand to open out the HDD bracket until the hook of HDD bracket away from the HDD screw bore. then use other hand to take out the HDD module. 36 Chapter 3 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 45
Removing the Optical Drive 1. Disconnect the data and power cables from the rear of the optical drive. 2. Disconnect the other end of the data cable from the mainboard. 3. Slide two lock handle toward the left(1) until the lock hnadle no removing(2). Chapter 3 37 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 46
4. Push the rear of the optical drive. take out the slave ODD. 5. Use the same method to take out master ODD. 38 Chapter 3 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 47
Remove System FAN 1. Remove System FAN cable from M/B. 2. Release four screws according to the following picture. 3. Take off the system fan from chassis. Chapter 3 39 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 48
Removing the Power Supply 1. Disconnect the 4-pin and 24-pin power supply cables from the mainboard. 2. Remove the four screw that secures the power supply to the chassis. 3. Lift the power supply module out of the chassis. 40 Chapter 3 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 49
Removing the OBR and Intrusion Alarm Assembly 1. Disconnector the OBR cable and intrusion alarm from the motherboard. 2. Release the retention tabs from the chassis interior. 3. Pull the OBR assembly from the chassis. Chapter 3 41 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 50
4. Removing the two screws.then take out the intrusion alarm assembly. Removing COM / Printer Cable 1. Disconnect the COM / Printer Cable from motherboard. 2. Removing the screws. 42 Chapter 3 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 51
3. Take out the printer port from chassis. 4. Take out the COM port from chassis. Chapter 3 43 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 52
Removing the Card Reader 1. Disconnector the card resder cable from the motherboard,then release the cable from the clip. 2. Slide the lock handle as show below. 3. Pull the card reader away from the bracket. 44 Chapter 3 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 53
Removing the Internal Speaker 1. Disconnector the speaker cable from the motherboard,then release the cable from the clip 2. Slide the lock handle as show below. 3. Pull the internal speaker away from bracket. Chapter 3 45 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 54
Removing the Mainboard 1. Disconnect the power switch/LED/Audio/ USB cable from the mainboard. 2. Remove the eight screws that secure the mainboard to the chassis. 1 3 5 6 4 2 Note:Circuit boards >10 cm² has been highlighted with - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 55
3. Lift the board from the chassis. 4. Punching in IO Shield then you can remove it. 5. Remove the RTC battery. Note:RTC battery has been highlighted with the yellow circle as above image shows.Please detach the RTC battery and follow local regulations for disposal. Chapter 3 47 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 56
Removing Other Side Pannel 1. Remove the two screws located on the rear edge of the side panel. 2. Lift the side panel away from the server. 48 Chapter 3 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 57
Removing the Front I/O and USB Assembly 1. Release the cable from clip. 2. Release the five locking tabs from the chassis interior. 3. Lift the front I/O and USB cover from the chassis. Chapter 3 49 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 58
4. Removing the screws from the chassis. 5. Lift the front I/O and USB assembly away from chassiss. 50 Chapter 3 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 59
Removing the Power Switch and LED Cable Assembly 1. Release the locking tabs from the chassis interior. 2. Pull the power switch and LED cable assembly from the chassis. Chapter 3 51 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 60
This chapter provides instructions on how to troubleshoot system hardware problems. Hardware Diagnostic Procedure IMPORTANT:The diagnostic tests described in this chapter are only intended to test Acer products. Non-Acer products, prototype cards, or modified options can give false errors - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 61
their appropriate connectors. 9. Verify that all components are Acer-qualified and supported. 10. Replace the system covers. 11. Power on the system. 12. If the problem with the system is not evident, you can try viewing the POST messages and BIOS event logs during the system startup. 53 Chapter 4 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 62
commonly referred to as the PC speaker. AMIBIOS displays the checkpoints in the bottom right corner of the screen during POST. This display method is error/not installed, graphics card memory error or graphics card BIOS checksum error. BIOS damaged. BIOS is damaged, BIOS POST jumps to Boot Block to - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 63
is copied from ROM to lower system memory and control is given toit. BIOS now executes out of RAM. Both key sequence and OEM specific method is checked to determine if BIOSrecovery is forced. Main BIOS checksum is tested. If BIOS recovery is necessary,control flows to checkpoint E0. See Bootblock - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 64
Checkpoints The Bootblock recovery code gets control when the BIOS determines that a BIOS recovery needs to occur because the user has forced the update or the BIOS checksum is corrupt. The following table describes the type of checkpoints that may occur during the Bootblock recovery portion of the - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 65
USB disk to computer that you want to recovery the system BIOS. 2. Power on the system, BIOS recovery will be done. Wait for about 3 minutes the system will reboot automatically after flash update completed successfully. 3. Press "Del" Key to enter BIOS Setup. 4. Choose " Load Default Settings " and - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 66
Jumper and Connector Information M/B Placement Chapter 5 Chapter 5 58 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 67
21 PWR1 23 COM2 Description No Label LGA775 socket for 2 CPU CPU_FAN CONN,DIMM,DDR 4 III,1.5V,V/ T,Blu,15u,G,DIP-240 TPM1 M/B main power connector 6 SATA1~4 One button recovery 8 header F_PANEL BIOS write protect 10 C_INTRUSION header SPI header 12 F_USB1~2 Clear CMOS - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 68
Use the motherboard jumpers to set system configuration options. Jumpers with more Than one pin are numbered. When setting the jumpers, ensure that the jumper caps are Placed on the correct pins. Jumper CLR_CMOS1 Type CPU FAN HEADER 1: GND 2: POWER 3: SENSE 4: CONTROL 60 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 69
Header_2X5_K9 F_USB3 1 2 3 4 5 6 7 8 X 10 Header_2X5_K9 F_AUDIO 1 2 3 4 5 6 7 9 X 10 Header_2X5_K8 61 Function SYSTEM FAN HEADER Definition 1: GND 2: CONTROL 3: SENSE CLEAR CMOS HEADER 1-2:CLEAR_CMOS (2:RTC_RSTJ) 2-3:NORMAL (3:VCC_RTC) OBR HEADER 1:OBR 2: GND USB HEADER - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 70
LAD1 10 11 LAD0 GND 12 13 NC_1 NC_4 14 15 NC_2 SERIRQ 16 17 18 GND CLKRUNin 19 LPCPDn NC_5 20 Header_2X10_4 (TPM) @Veriton Chapter 5 Function Front panel header TPM Header Definition 5: LINE_OUT_R 6: MIC2_JD 7: AGND 8: KEY 9: LINE_OUT_L 10:LINE2_JD 1: FP_1(PU 5V_S0) 2: LEDP(PU 5V_S5 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 71
1 2 3 4 5 6 7 8 9 X Header_2X5_K10 63 Function Definition 14: NC 15: NC 16: SERIRQ 17: GND 18: CLKRUNin 19: LPCPDn 20: NC Audio internal speaker header 1: MONO_L 2: GND 3: MONO_R 4: KEY 5: GND 6: GND 7: VCC3 8: VCC5 Intruder header 1: INTRUDERJ 2: GND COM2 HEADER (2X5) 1: NDCDB - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 72
Jumper/Header Name SPDIF header PRINTER SPDIF_OUT 11 3 4 3 4 Header_1X4_K2 HB11041-P3 PRINTER 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 X Header_2X13_K26 Function SPDIF header Definition 1:VCC 3: SPDIF OUT 4:GND LPT1 HEADER (2X13) 1: STRBJ - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 73
NIC_USB1 Jumper/Header Name NIC_USB1 N I C _U SB1 USB-1 USB-2 RJ45-MJ2 YLW_LED GRN_LED 27 22 28 21 29 30 9 1 10 5 11 12 2 13 6 14 15 3 16 7 17 18 4 8 GRN_LED 20 23 19 24 25 26 C ON N -U SBx 2_R J 45 Pin Number 1, 5 2 3 4, 8 6 7 23,24 25,26 27,28 29,30 9 10 11 12 13 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 74
32 INSULATOR 33 34 35 36 22 37 23 38 24 39 25 2 3 4 5 1 CONN - Audio jack SATA Jumper/Header Name SATA_CONN 1 2 3 8 4 5 9 6 7 Pin Number 31 32 33 34 35 Pin 21 22 23 24 25 Pin 1 2 3 4 5 Signal Name GND A_LINE1_L A_LINE1_JD - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 75
VGA Jumper/Header Name VGA 5 GND 4 ID0 3B 2G 1R CONN_D-SUB VGA SCL 15 GND 10 VSYNC 14 NC 9 HSYNC 13 GND 8 SDA 12 GND 7 ID1 11 GND 6 1 7 16 COM1 Jumper/Header Name COM1 10 5 9 4 8 3 7 2 6 1 11 CONN-COM PORT Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Signal Name L_RED L_GREEN L_BLUE NC GND - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 76
list in global configuration of the Veriton M275 desktop computer. Refer to this chapter date information available on your regional web or channel. For whatever reasons a part number is changed, it will NOT be noted on the printed Service Guide. For Acer authorized service providers, your Acer - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 77
Veriton M275 Exploded Diagram NOTE: This section will be updated when more information becomes 32 33 34 NAME MOTHERBOARD PCI-BRACKET FAN POWER SUPPLY USB-TOP LOGO-SUPPORT MAIN-BEZEL LEFT-WIRE-NETTING ODD-COVER FDD-COVER HDD-LENS FRONT-STRIP-MODULE POWER-LENS POWER BUTTON FRONT-STRIP-MODULE SWITCH - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 78
Veriton M275 FRU List MB kit Category Description Part Number MB Kit VM275 Intel G41 ICH7 GMA X4500 Acer Logo uATX IO shielding W/O 1394 V1.0 LF MB.VAL09.001 Bezel Chassis Nameplate CPU Cooler New Veriton Bezel VM210 for HM081 PZ.11900.078 HM081 (Micro-Tower) HS.13100.054 Namplate "M2 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 79
Category Memory HDD ODD DVD ROM 71 Description Core 2 Duo E8400 (3.0G 6M 1333FSB) , 65W , E0 Core 2 Duo E7600 (3.06G 3M 1066FSB) , 65W , R-0 DH-16D5SH LF+HF Black Bezel SATA w/Win7 ODD HLDS Super-Multi DRIVE HH 16X GH41N Black Bezel SATA HF + Win 7 KV.0160D.016 KV.0160F.002 KU.0160D.049 Chapter 6 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 80
(PCI) 56K V.92 - Pinball Pro-Nets HPI56L6 56K MDM ATX LSI Universal Modem (PCI) 56K V.92 - Pinball (P40) FX.10100.004 FX.10100.006 Wireless LAN (PCI-E) WP81R1, WLAN PCI Card 802.11b/g/n 1T x 2R, Realtek RTL8190 WN5301A, WLAN PCI Card 802.11 b/g, Atheros AR2415 NI.10200.021 NI.10200.027 - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 81
, RoHS Recovery Card_PCGuard_V5.1_PCI_FH package, with CD+Quick Guide+PCI Full-Height, Win7 TPM module with STMicro chip Neosonica Speaker Acer logo /LF .013 Internal Speaker_3.5V2 Mono, (Plug on HD audio header) SP.10600.030 Acer 0810 Project PS2 Optical mouse Logitech 0810_USB Optical mouse USB - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 82
Category Chapter 6 Description Keyboard CHICONY KB-0759 PS/2 Standard 104KS Black Arabic/English w/o eKey Keyboard CHICONY KB-0759 PS/2 Standard 104KS Black Thailand w/o eKey Keyboard CHICONY KB-0759 PS/2 Standard 105KS Black Spanish w/o eKey Keyboard CHICONY KB-0759 PS/2 Standard 105KS Black - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 83
Nordic w/o eKey Keyboard CHICONY KB-0759 PS/2 Standard 104KS Black Simplified Chinese w/o eKey , w/i farmer PC label Keyboard CHICONY KB-0759 PS/2 Standard 104KS Black US w/o eKey , w/i farmer PC label Keyboard CHICONY KB-0759 PS/2 Standard 105KS Black English/Canadian French Keyboard CHICONY KB - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 84
Category Chapter 6 Description Keyboard LITE-ON SK-9620 PS/2 Standard 105KS Black Canadian French w/o eKey Keyboard LITE-ON SK-9620 PS/2 Standard 107KS Black Brazilian Portuguese w/o eKey Keyboard LITE-ON SK-9620 PS/2 Standard 109KS Black Japanese w/o eKey Keyboard LITE-ON SK-9620 PS/2 Standard - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 85
Category 77 Description Keyboard LITE-ON SK-9620 PS/2 Standard 105KS Black Turkish w/o eKey Keyboard LITE-ON SK-9620 PS/2 Standard 105KS Black Spanish Latin w/o eKey Keyboard LITE-ON SK-9620 PS/2 Standard 105KS Black Turkish-Q w/o eKey Keyboard LITE-ON SK-9620 PS/2 Standard 105KS Black Arabic/ - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 86
Category Chapter 6 Description Keyboard CHICONY KU-0760 USB Standard 105KS Black Swedish w/o eKey Keyboard CHICONY KU-0760 USB Standard 105KS Black UK w/o eKey Keyboard CHICONY KU-0760 USB Standard 105KS Black Dutch w/o eKey Keyboard CHICONY KU-0760 USB Standard 105KS Black Swiss/G w/o eKey - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 87
Black Nordic w/o eKey Keyboard CHICONY KU-0760 USB Standard 104KS Black Simplified Chinese w/o eKey; w/i farmer PC label Keyboard CHICONY KU-0760 USB Standard 104KS Black US w/o eKey; w/i farmer PC label Keyboard CHICONY KU-0760 USB Standard 105KS Black English/Canadian French Keyboard CHICONY KU - Acer Veriton M275 | Acer Veriton M275 Desktop Series Service Guide - Page 88
Category Description Keyboard LITE-ON SK-9625 USB Standard 105KS Black Belgium w/o eKey Keyboard LITE-ON SK-9625 USB Standard 105KS Black Icelandic w/o eKey Keyboard LITE-ON SK-9625 USB Standard 105KS Black Norwegian w/o eKey Keyboard LITE-ON SK-9625 USB Standard 104KS Black Hebrew w/o eKey