XO B4: Difference between revisions
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Beta test model BTest-4, also known as B4. |
Beta test model BTest-4, also known as B4. Several thousand of these were made, to provide laptops for early trials. |
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See [[Hardware_specification#Beta_Test_4_Systems_.28BTest-4.2C_or_B4.29|Beta Test 4 Systems]] |
See [[Hardware_specification#Beta_Test_4_Systems_.28BTest-4.2C_or_B4.29|Beta Test 4 Systems]] |
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== Identification == |
== Identification == |
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* rubber antenna "ears" |
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* dimples only on battery cover; no texturing of bumpers and other surfaces |
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* labels under battery include "B4 - TEST SAMPLE", |
* labels under battery include "B4 - TEST SAMPLE", |
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* hinge white, |
* hinge white, |
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Revision as of 05:30, 30 December 2008
Beta test model BTest-4, also known as B4. Several thousand of these were made, to provide laptops for early trials.
Identification
- rubber antenna "ears"
- dimples only on battery cover; no texturing of bumpers and other surfaces
- labels under battery include "B4 - TEST SAMPLE",
- hinge white,
- no keyboard LEDs.
Restrictions
- electrical system defects, while running Q2D05 firmware, see #1835, #1752, #4476, #4479,
- occasional crashes, made worse by suspend and resume, if battery low (#1835),
- WLAN USB hangs, made worse by suspend and resume, (#1752, #4476),
- DCON power cycling crash, (#4479),
- rare crashes during suspend and resume, (#1835),