When the B Symbol Appears

When “B” is displayed, immediately replace the operation battery with a new one.

The operation battery holder is indicated as "For OPERATION" in the battery compartment.

If the battery level is low, the alarm may not sound, or similarly the Backlight may not function or remain on for less than the set interval. Continued use of the Organizer with low battery can alter or clear the memory contents. Memory contents may be lost if the battery is improperly replaced or if the following instructions are disregarded.

Note:

•After the battery replacement, check also that the Backlight functions properly.

Caution:

•PC Link may not be available when the battery level is low.

•Expense Report (Summary Report) may not be available when the battery level is low.

•Under the low battery condition, new data entry and editing of existing data may not be performed in some modes. Also Clock settings, step count function of the pedometer, and the calorie calculation may not be available.

When the Backlight Won’t Function

When the Backlight cannot be turned on (except when “B” is displayed or the Organizer is in the PC Link mode), replace the battery for the backlight ("For BACKLIGHT & OPERATION").

The backlight and operation battery holder is indicated as "For BACKLIGHT & OPERATION" in the battery compartment.

Replacing the batteries

•Make sure the power is turned off before replacing the batteries.

•Do not press ountil the battery replacement procedure is completed.

•Do not remove all of the batteries at once. Remove and replace batteries one by one.

1.

Press oto turn the power off.

 

 

2.

Loosen the screw (turn counterclockwise) and

 

 

 

remove the battery holder cover on the back

 

 

 

of the unit.

 

RESET

3.

Remove one used battery using a ball-point

 

 

 

pen or similar object.

 

 

 

• Do not use a mechanical pencil or sharp

 

 

 

pointed object.

 

 

4.

Install one new battery with the positive side

 

 

 

(+) facing up.

R

 

 

ES

 

 

ET

 

5. Repeat step 3 and 4 for replacing both

 

 

 

batteries, if necessary.

 

 

6.

Replace the battery holder cover and secure

 

 

7.

with the screw.

 

 

The power will be turned on 2 to 3 seconds

 

RESET

 

after ois pressed.

 

 

 

• If nothing appears on the display, press the

 

 

 

RESET switch and press <. Do not tap fand press

 

 

x. This key sequence will clear all the memory contents.

8.

Set the clock to the correct time. (see page 6)

 

 

Caution:

•Clock settings and/or other settings and listings may be lost when batteries are removed for a long time. Replace the batteries as quickly as possible.

•Make sure to confirm all settings are set correctly after replacing the batteries.

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Sharp OZ-290HII operation manual When the B Symbol Appears, When the Backlight Won’t Function, Replacing the batteries
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OZ-290HII specifications

The Sharp OZ-290HII is a remarkable addition to the world of handheld computing, known for its innovative features and versatile capabilities. Released in the early 1990s, this device was ahead of its time, blending advanced technologies with user-friendly design.

One of the standout characteristics of the Sharp OZ-290HII is its lightweight and compact form factor. Weighing just around 150 grams, it is designed for portability, making it an ideal companion for professionals and students alike. The device features a sleek, ergonomic design that fits comfortably in the user's hand, ensuring ease of use during extended periods.

Equipped with a high-contrast LCD screen, the OZ-290HII offers clear visibility even in challenging lighting conditions. The display allows for easy navigation through menus and applications, enhancing the overall user experience. The device boasts a memory capacity of up to 512KB, providing ample space for storing notes, contacts, and other essential information.

The Sharp OZ-290HII incorporates advanced note-taking capabilities, allowing users to create, edit, and organize their thoughts efficiently. With its built-in diary and calendar functions, users can effectively manage their schedules and appointments. The device also supports a variety of text formats, making it compatible with other digital platforms.

Additionally, the OZ-290HII features a robust set of utilities, including a calculator, world time clock, and even an address book. This multifunctionality adds to its appeal as a productivity tool. The device utilizes a unique input system that simplifies data entry, making it accessible for all users, regardless of their technical expertise.

One of the key technologies behind the Sharp OZ-290HII is its efficient battery management system. It operates on just two AA batteries, offering extended usage time while minimizing power consumption. This energy-efficient design allows users to rely on the device for longer periods without the constant need for recharging.

In conclusion, the Sharp OZ-290HII stands out as a pioneering handheld device that combines portability, functionality, and user-friendly features. Its high-contrast display, robust memory capacity, and versatile utilities make it a valuable tool for anyone looking to enhance their productivity on the go. A true testament to Sharp's commitment to innovation, the OZ-290HII paved the way for future advancements in personal digital assistants.
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