
TEKCHG-XX External Battery Charger
Instructions
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*P071376900*
071-3769-00
Introduction
The TEKCHG-XX external battery charger is intended for use with
only the Tektronix lithium-ion rechargeable battery. Refer to the
TEKBAT-XX Rechargeable Battery Instructions for information on
storage, transportation, and end-of-life recycling or disposal of the
lithium-ion battery.
Note: The TEKBAT-XX battery and TEKCHG-XX external
battery charger are the replacement products for the
WFM200BA battery and WFM200BC external battery
charger. The TEKCHG-XX supports charging of both the
TEKBAT-XX and legacy WFM200BA batteries.
International power cords
Your product was shipped with one of the following power cord
options. Power cords for use in North America are UL listed and
CSA certified. Cords for use in areas other than North America are
approved by at least one authority acceptable in the country to which
the product is shipped.
• Opt. A0 - North America power
• Opt. A1 - Universal EUR power
• Opt. A2 - United Kingdom power
• Opt. A3 - Australia power
• Opt. A5 - Switzerland power
• Opt. A6 - Japan power
• Opt. A10 - China power
• Opt. A11 - India power
• Opt. A12 - Brazil power
• Opt. A99 - No power cord. When ordering the A99 option, it is
the responsibility of the end user to be sure that a certified power
cord, for the country or region in which it is installed, is used with
this product.
CAUTION: To reduce risk of fire and shock, use the
certified power cord provided with the product.
Battery charging
For optimum performance, charge the battery completely before
using it for the first time or after prolonged storage.
CAUTION: To avoid damage to the product or to
other batteries, do not use the TEKCHG-XX external
battery charger on any battery other than the Tektronix
rechargeable battery.
To avoid damage to the battery, use only the Tektronix
external battery charger or an approved Tektronix
instrument to charge the battery. Do not connect any other
voltage source to the battery.
To avoid overheating of the batteries during charging, do
not exceed the maximum ambient temperature of 40°C.
Tektronix recommends using the TEKCHG-XX external battery
charger to charge the Tektronix rechargeable batteries in ambient
environments greater than +30°C.
Perform the following steps to charge the battery:
1. Insert the DC plug of the power supply into the external battery
charger and connect the AC adapter power supply to a mains
outlet.
2. Align the slots on the battery to the slots in the charger and insert
the battery into one of the charger bays.
3. Note the condition of the charger LEDs using the following table.
LED condition
Solid green Power on / Battery fully charged
Flashing green Battery is charging
Solid red Battery fault
Description
Specifications
Characteristic Description
Output 16.8 VDC
Charge time 5 hrs
Adapter requirements 19 V / 3.16 A typical
DC input voltage range 18 V - 20 V
Operating temperature 0°C to +40°C (+32°F to +104°F);
actual charging temperature
depends on battery requirement.
Storage temperature -20°C to +60°C (-4°F to +140°F)
General safety summary
Use the product only as specified. Review the following safety
precautions to avoid injury and prevent damage to this product or
any products connected to it. Carefully read all instructions. Retain
these instructions for future reference.
This product shall be used in accordance with local and national
codes.
For correct and safe operation of the product, it is essential that you
follow generally accepted safety procedures in addition to the safety
precautions specified in this manual.
The product is designed to be used by trained personnel only.
To avoid fire or personal injury
Use proper power cord.
Use only the power cord specified for this product and certified for the
country of use.
Ground the product.
This product is indirectly grounded through the grounding conductor
of the mainframe power cord. To avoid electric shock, the grounding
conductor must be connected to earth ground. Before making
connections to the input or output terminals of the product,ensure
that the product is properly grounded. Do not disable the power cord
grounding connection.
Power disconnect.
The power cord disconnects the product from the power source. See
instructions for the location. Do not position the equipment so that it
is difficult to operate the power cord; it must remain accessible to the
user at all times to allow for quick disconnection if needed.

Use proper battery charger.
Use only the Tektronix external battery charger or an approved
Tektronix instrument to charge the lithium-ion battery.
Do not operate without covers.
Do not operate this product with covers or panels removed, or with
the case open. Hazardous voltage exposure is possible.
Avoid exposed circuitry.
Do not touch exposed connections and components when power is
present.
Do not operate with suspected failures.
If you suspect that there is damage to this product, have it inspected
by qualified service personnel.
Disable the product if it is damaged. Do not use the product if it
is damaged or operates incorrectly. If in doubt about safety of the
product, turn it off and disconnect the power cord. Clearly mark the
product to prevent its further operation.
Examine the exterior of the product before you use it. Look for cracks
or missing pieces.
Recharge batteries properly.
Recharge batteries for the recommended charge cycle only.
Do not operate in wet/damp conditions.
Be aware that condensation may occur if a unit is moved from a cold
to a warm environment.
Keep product surfaces clean and dry.
Remove the input signals before you clean the product.
Do not attempt to service this product.
There are no serviceable components in the battery charger.
Safety terms in this manual
These terms may appear in this manual:
WARNING:
practices that could result in injury or loss of life.
CAUTION: Caution statements identify conditions or
practices that could result in damage to this product or
other property.
Warning statements identify conditions or
Safety terms on the product
These terms may appear on the product:
• DANGER indicates an injury hazard immediately accessible as
you read the marking.
• WARNING indicates an injury hazard not immediately accessible
as you read the marking.
• CAUTION indicates a hazard to property including the product.
Symbols on the product
When this symbol is marked on the product, be sure to
consult the manual to find out the nature of the potential
hazards and any actions which have to be taken to avoid
them. (This symbol may also be used to refer the user to
ratings in the manual.)
The following symbols(s) may appear on the product.
Compliance information
This section lists the safety and environmental standards with
which the charger complies. This product is intended for use by
professionals and trained personnel only; it is not designed for use in
households or by children.
Direct compliance information inquiries to the following address:
Tektronix, Inc.
PO Box 500, MS 19-045
Beaverton, OR 97077, USA
tek.com
Environmental compliance
This section provides information about the environmental impact of
the product.
Product end-of-life handling
Observe the following guidelines when recycling an instrument or
component:
Equipment
recycling
Production of this equipment required the extraction
and use of natural resources. The equipment may
contain substances that could be harmful to the
environment or human health if improperly handled
at the product’s end of life. To avoid release of
such substances into the environment and to reduce
the use of natural resources, we encourage you to
recycle this product in an appropriate system that
will ensure that most of the materials are reused or
recycled appropriately.
This symbol indicates that this product
complies with the applicable European Union
requirements according to Directives 2012/19/EU
and 2006/66/EC on waste electrical and electronic
equipment (WEEE) and batteries. For information
about recycling options, check the Tektronix Web
site (www.tek.com/productrecycling).
Copyright © Tektronix. All rights reserved. Licensed software
products are owned by Tektronix or its subsidiaries or suppliers,
and are protected by national copyright laws and international
treaty provisions. Tektronix products are covered by U.S. and
foreign patents, issued and pending. Information in this publication
supersedes that in all previously published material. Specifications
and price change privileges reserved.
TEKTRONIX and TEK are registered trademarks of Tektronix, Inc.
Contacting Tektronix
Tektronix, Inc.
14150 SW Karl Braun Drive
P.O. Box 500
Beaverton, OR 97077
USA
For product information, sales, service, and technical support:
• In North America, call 1-800-833-9200.
• Worldwide, visit to www.tek.com find contacts in your area.
Warranty
For warranty information, go to www.tek.com/warranty-status-search