Built-In Speaker; C.2.2 Built-In Speaker - Sun Microsystems Ultra 60 Service Manual

TABLE C-14
Description Qty
Hard drive, 2
1.6-inch
7200 rpm
Mammoth 1
tape
DBZ graphics 0
PCI (5 Vdc)
4
PCI (3.3 Vdc)
MII 1
Fan 2
Total
C.2.2

Built-In Speaker

The system unit contains a cost-effective speaker. The speaker provides audio
functionality in the absence of external speakers. Audio from all sources is available.
TABLE C-15
TABLE C-15
Speaker
Power output
Distortion
Impedance
Frequency response
C-42 Sun Ultra 60 Service Manual • August 2001
Mass Storage Device Power Estimates (Continued)
5-Vdc
System 2.5-Vdc Core
(amps) (amps)
1.5 3.0
2.4 2.4
0.4 0
3 12
0.8 0.8
20.0 28.4 15.4 15.4
lists the built-in speaker specifications.
Built-In Speaker Specifications
Specifications
1.5W average, 3W peak
0.02%, typical at 1 kHz
16Ω +/- 20%
150 Hz to 17 kHz +/- 0.5 dB
3.3-Vdc 12-Vdc
System System
(amps) (amps)
1.65 3.3
0.7 0.7
5 0 0.1 0
0.5 2.0
4.6 18.2
0.4 0.8
26.7 32.0 4.9 7.0
-12Vdc Watt Watt
System (max (max
[amps] ) )
20.0 40.0
17.0 17.0
20 0.0
0.1 0.4 15 60.0
4 4.0
4.8 9.6
0.1 0.4 185 264