Dell Inspiron 15R 5521 Me and My Dell - Page 22

Battery, Laptop Battery, Conserving the Battery Power - outlet

Get Dell Inspiron 15R 5521 PDF manuals and user guides View all Dell Inspiron 15R 5521 manuals
Add to My Manuals
Save this manual to your list of manuals

Page 22 highlights

Battery Laptop Battery The following table compares the most commonly used batteries. 3-cell battery Low cost Small in size Low capacity Low weight 6-cell battery Moderate cost Large in size Moderate capacity Moderate weight 9-cell battery High cost Large in size High capacity Heavy NOTE: When used under the same conditions, a low capacity battery will wear out faster than a moderate or high capacity battery because it has to be charged more often. Conserving the Battery Power To conserve battery power on your laptop, do any of the following: • Connect the computer to an electrical outlet when possible; battery life is largely determined by the number of times the battery is used and recharged. • Configure the power management settings using Microsoft Windows Power Options to optimize your computer's power usage (see Setting Power Options). • Use the Sleep power state when you leave the computer unattended for long periods of time. 22  Battery

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
  • 142
  • 143
  • 144
  • 145
  • 146
  • 147
  • 148
  • 149
  • 150
  • 151
  • 152
  • 153
  • 154
  • 155
  • 156
  • 157
  • 158
  • 159
  • 160
  • 161
  • 162
  • 163
  • 164
  • 165
  • 166
  • 167
  • 168
22
Battery
Battery
Laptop Battery
The following table compares the most commonly used batteries.
3-cell battery
6-cell battery
9-cell battery
Low cost
Moderate cost
High cost
Small in size
Large in size
Large in size
Low capacity
Moderate capacity
High capacity
Low weight
Moderate weight
Heavy
NOTE:
When used under the same conditions, a low capacity battery
will wear out faster than a moderate or high capacity battery because
it has to be charged more often.
Conserving the Battery Power
To conserve battery power on your laptop, do any of the following:
•
Connect the computer to an electrical outlet when possible; battery
life is largely determined by the number of times the battery is used
and recharged.
•
Configure the power management settings using Microsoft Windows
Power Options to optimize your computer’s power usage (see
Setting
Power Options
).
•
Use the Sleep power state when you leave the computer unattended
for long periods of time.