Acer 721TX - TravelMate - PII 333 MHz Service Manual page 31

Service guide
Table of Contents

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Battery
Item
Pack capacity (mAH)
Cell voltage (V)
Number of battery call
Package configuration
Package voltage (V)
Charger
Vendor & model name
Input voltage (from adapter, V)
Output current (to DC/DC converter, A)
Battery Low Voltage
Battery Low 1 level (V)
Battery Lower 2 level (V)
Battery Low 3 level (V)
Charge Current
Backgound charge (charge even system is still
operative)
Normal charge (charge while system is not
operative)
Charging Protection
Maximum temperature protection
DC-DC Converter
Item
Vendor & model name
Input voltage (Vdc)
Output rating
Current (w/load, A)
Voltage ripple (max.,
mV)
Voltage noise (max.,
mV)
OVP (Over Voltage
Protection, V)
Chapter 1
Item
Ambit T62.085.C.00
8~21
5V
3.3V
0~5.8
0~3.3
50
50
100
100
5.52~5
3.642~
.55
3.693
Specification
3200
3.7
8
2P-4S
14.8V
Specification
T62.085.C.00
7V-24V
3.5
Li-ion
11.41V
10.94V
9.9V
Constant power 30W
Constant power 45W
60
Specification
+12V
6V
0~0.12
0~0.1
100
300
200
500
15~17
7~9
3.3VS
B
0.01
75
200
-
23

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Travel mate 720

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