Keysight N9927-90001 User’s Guide 699
Safety Considerations
For the External Battery Charger (N9910X-872)
For the External Battery Charger (N9910X-872)
For the Battery
Lithium battery packs may get hot, explode, or ignite and cause serious injury if
exposed to abuse conditions.
This section contains the following:
— “High Capacity Lithium Battery (N9910X-876)”
— “Standard Capacity Battery (N9910X-870)”
High Capacity Lithium Battery (N9910X-876)
Lithium battery (High Capacity): N9910X-876 (battery Keysight part number:
1420-0937) is used to provide power to a family of portable microwave test
instruments produced by Keysight Technologies. Be sure to follow these safety
warnings:
If charging batteries externally, use the optional external charger available
from Keysight, or another SMBus charger of level II or higher.
Never use a non–SMBus charger because the battery issues commands
over the SMBus to the charger to control the charge rate and voltage.
Never use a modified or damaged charger.
External AC/DC power
supply, U.S. FCC
compliance
Meets the required verification equipment authorization rules.
This device complies with part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) This device may not cause harmful interference, and (2) this device must accept
any interference received, including interference that may cause undesired operation.
External battery, U.S.
FCC compliance
Battery storage:
The only instructions related to storage have to do with temperature and are listed below
— "Temperature (1 month): -20°C to +45°C
— "Temperature (6 month): -20°C to +40°C
— "Temperature (12 month): -20°C to +35°C
Rating: 10.8V 6400mAh 70Wh
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