Acer Aspire Z5771, Service Manual

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1-8 Hardware Specifications and Configurations
Power Supply Electrical Design Feature
0

135W/180W in stable mode (Acer Assign System Power Unit)

EPS 2.0 (The maximum no-load power consumption for EPS 2.0 is 0.5W or less for
adapters with an output power of 50W to 250W)

Input:100~240V~2.4A 50~60HZ

Output:19V 7.1A (135W); 19V 9.5A (180W)
Security Feature
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
Lock pad
Thermal Feature
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
Support Intel 65W TDP CPU plus 55W VGA and full configuration should pass thermal
criteria.

Adequate venting in the rear of chassis

Must Follow Thermal engineering requirement v2.2 RFW in Appendix.
EMI Considerations
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
Metal shielding for MB (includes VGA card), touch panel control board.

Apply aluminum foil between heatsink and VESA mount.

The outside jacket of converter cable, LVDS cable, DVI cable and webcam cable are
applying conductive tape, and they fixed on basepan by conductive tape.

The ground tab which on RJ45 has to contact with MB shielding.

Gasket on MB shielding button side for increase contact area between USB connector
and MB shielding.
Acoustic Criteria
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Operating mode: 35 dBA or under (under Windows OS)

Idle mode: 28 dBA or under (under Windows OS), please refer to Acer test summary
for details

Must Follow DT ATX acoustic Engineering RFW V1.2 in Appendix
Shock & Vibration Test Criteria
0

Operating

frequency 5 ~ 350 Hz

Acceleration 0.26 G

Sweep Rate 0.5 Octave/Minute

Endurance Cycle 1 Cycle (2 sweeps)

Test Axis: All possible operating orientation.

Test Time: 23 minutes

Vibration Unpackaged test (Random)