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Power System Specifications
Specifications for the Stylistic ST4000 Tablet PC power system are given in Table 3-8. The power system and power
management characteristics are further described in Chapter 5 of this manual.
Feature
Power Management
ACPI Specification Revision 1.0
Standard Supported
Battery Pack
Bridge Battery
Table 3-8. Power System Specifications
Specification
• Rechargeable 6-cell lithium ion battery pack
• Capacity: 4000 mAh
• Nominal operating voltage: 10.8 V
• Charge time (in suspend or off mode):
Approximately 240 minutes (99-100% charge)
• Charge time (system running): Depends upon
applications in use, power management utility setup,
and backlight.
Size: 205mm (w) x 54.5mm (d) x 20.5mm (h)
• Weight: < 330g
• Battery life:
• Approximately 4.5 hours when running
(dependent upon application, power
management, and backlight)
• Minimum 5 days in Suspend-to-RAM mode
• Approximately 30 days in Fully Off mode
• Contact layout:
ESCL1
BT1ID
BT1IN
BATTM+
SCONT1
VSENSE1
BATT1
• Nickel metal hydride
• 6 cells
• Capacity: 6.0 V, 35 mAH (210 mWh)
• Suspend life (backup battery only): Approximately 5
minutes
• Charge Time: 100 hours (with AC)
• Size: ~70.5mm (w) x 14mm (d) x 7mm (h)
GND1
GNDA
ESDA1
Power System Specifications
Comments
ACPI: Windows 2000 and Windows
XP are supported.
Charge times are for a 0% charged
battery pack charging in Tablet PC
(not in an external battery charger).
If the battery pack charge is 90% or
higher when you connect DC power,
the battery pack will not charge, thus
preventing overcharging. Battery life
values are approximate.
Bridge battery supplies power to RAM
in suspend mode for about 5 minutes
while battery pack is removed.
Bridge battery is charged:
• In all modes when external DC
power is connected.
• In On, Idle, or Standby modes
(when system is running) when
external DC power is not
connected.
3
30
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