Lenovo ThinkPad 560E TP 560Z Technical Reference Manual - Page 15

Acoustical Readings, Electrical Specifications, ThinkPad 560Z System Overview

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Electrical Specifications Input Voltage (V ac) Frequency (Hz) Input (kVA) (56 W) 100-240 50/60 0.132 Range is automatically selected; sine wave input is required. At maximum configuration. Figure 1-6. Electrical Specifications for the ThinkPad 560Z Acoustical Readings LWAd in bels Operate Idle 3.7 3.5 LpAm in dB Operate Idle 30 28 m in dB Operate Idle 27 26 Notes: LWAd Is the declared sound power level for the random sample of machines. LpAm Is the mean value of the A-weighted sound pressure levels at the operator position (if any) for the random sample of machines. m Operate Is the mean value of the A-weighted sound pressure levels at the one-meter position for the random sample of machines. Shows the value while using the hard disk drive. All measurements made in accordance with ANSI S12.10 and reported in conformance with ISO 9296. Figure 1-7. Acoustical Readings for the ThinkPad 560Z ThinkPad 560Z System Overview 1-9

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Electrical Specifications
Figure
1-6.
Electrical Specifications for the ThinkPad 560Z
(56 W)
Input Voltage
±
(V ac)
100–240
Frequency (Hz)
50/60
Input
²
(kVA)
0.132
±
Range is automatically selected; sine wave input is required.
²
At maximum configuration.
Acoustical Readings
Figure
1-7.
Acoustical Readings for the ThinkPad 560Z
L
WAd
in bels
L
pAm
in dB
<
L
pA
>
m
in dB
Operate
Idle
Operate
Idle
Operate
Idle
3.7
3.5
30
28
27
26
Notes:
L
WAd
Is the declared sound power level for the random sample of
machines.
L
pAm
Is the mean value of the A-weighted sound pressure levels at the
operator position (if any) for the random sample of machines.
<
L
pA
>
m
Is the mean value of the A-weighted sound pressure levels at the
one-meter position for the random sample of machines.
Operate
Shows the value while using the hard disk drive.
All measurements made in accordance with ANSI S12.10 and reported in
conformance with ISO 9296.
ThinkPad 560Z System Overview
1-9