Acer Aspire Z3170 Acer Aspire Z3170 and Z3171 Desktop Service Guide - Page 19

 CPU/System  VRD  Monitor System Ambient Temp  Monitor CPU Temp  H61 PCH bridge temperature Fan Speed:  Monitor CPU fan speed Voltage  Vcore /+12V / +5V / +3.3V / 5VSB Design Criteria: Designed in CPU Over temperature warning/shut down circuit Linear mode control for CPU/System/North bridge FAN separately by individual sensor PWM function should cover ACPI mode and non-ACPI mode Support thermal shutdown mechanism System LED Definition 0 Power State LED S0 Blue Steady S3 Amber Steady S4/S5 Off Storage State LED N/A Current and Voltage on LED 0 The Blue/Amber LED (for Power switch LED) current and voltage bias must follow "LED Definition v1.4 in Appendix" Voltage bias: 5V Current: 20mA All On-board Connectors List 0 Rear I/O connectors 1 HDMI-in port 1 HDMI-out port 4 USB 2.0 ports 1 RJ45 LAN port 1 DC power jack Side I/O connectors 1 MS/SD/MMC card reader connector 1 B-Cas card reader connector (BOM option; for Japan SKU only) 2 audio jacks (MIC/Headphone) Hardware Specifications and Configurations 1-13