Acer Aspire Z5771 Acer Aspire Z5770 and Z5771 Desktop Service Guide - Page 18
IEEE 1394, Buzzer, Front Panel I/O Header
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Side 2 jacks follow HD audio definition. Audio jacks' color both are black. Add HD de-pop CKT (the attachment is the reference, please propose your solution) S/N ratio: 90 dB at rear output jack Follow Acer Audio Spec v5.2 and Audio C/R should support Acer Internal speaker spec Follow Realtek audio design: (for front DB jack detection issue) Jack Detection Resistor are located near Codec IC Noise will bypass by Jack Detection Resistor, Jack Detect function will be workable Audio device should meet Microsoft Windows Professional and Windows 7 latest logo requirement LAN 0 Controller: Realtek RTL8111E-VL Gigabit Ethernet controller Port: 1 x RJ45 rear port from Gigabit Ethernet Design Criteria: Should be worked under 10/100/1000Mbs environment Reserved disable function on both hardware and BIOS side, Default is enabled USB 0 Controller: Intel H61 (USB 2.0) & Etron EJ168A (USB 3.0) Ports Quantity: 10 4 ports USB 2.0 for rear I/O panel 2 ports USB 3.0 for side I/O panel port 3 ports for Daughter board (BT/TP/CM) 1 port for mini-PCIE card (TV-Card) Data transfer rate support: USB 3.0 (side I/O only) / 2.0 / 1.1 IEEE 1394 0 None Buzzer 0 1 on board buzzer Front Panel I/O Header 0 None 1-12 Hardware Specifications and Configurations