Acer Aspire Z5770 Acer Aspire Z5770 and Z5771 Desktop Service Guide - Page 18

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