APPENDIX

Troubleshooting Guide

Power Supply

Image Recording

Symptom

 

Possible Cause

 

Action

Power does not turn on.

1)

The battery is not oriented correctly.

1)

Orient the battery correctly (page 25).

 

2)

The battery is dead.

 

2)

Charge the battery (page 24). If the battery goes

 

 

 

 

 

dead soon after being charged, it means the bat-

 

 

 

 

 

tery has reached the end of its life and needs to

 

 

 

 

 

be replaced. Purchase a separately available

 

 

 

 

 

NP-30 rechargeable lithium ion battery.

 

 

 

 

 

Camera suddenly powers

1)

Auto Power Off activated (page 33).

1)

Turn power back on.

down.

2)

The battery is dead.

 

2)

Charge the battery (page 24).

Image is not recorded when

1)

The mode dial is set to

(Play Mode).

1)

Use the mode dial to select a recording mode

the shutter release button is

 

 

 

 

(page 38).

pressed.

2)

Flash unit is being charged.

 

2)

Wait until the flash unit finishes charging.

 

3)

Memory is full.

 

3)

Transfer files you want to keep to your computer

 

 

 

 

 

and then delete files from camera memory, or

 

 

 

 

 

use a different memory card.

 

 

 

 

 

 

Auto Focus does not focus

1)

The lens is dirty.

 

1)

Clean the lens.

properly

2)

The subject is not located in the center of the fo-

2)

Make sure the subject is centered in the focus

 

 

cus frame when you compose the image.

 

frame when composing the image.

 

3)

The subject you are shooting is a type that is not

3)

Use manual focus (page 55).

 

 

compatible with Auto Focus operation (page 41).

 

 

 

4)

You are moving the camera.

4)

Mount the camera on a tripod.

 

 

 

 

 

 

136

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Image 136
Casio QV-R4 manual 136, Troubleshooting Guide

QV-R4 specifications

The Casio QV-R4 is a compact digital camera that stands out for its impressive blend of technology, user-friendly design, and exceptional performance in the point-and-shoot category. Released in the early 2000s, the QV-R4 was designed for photographers looking to capture high-quality images without the complications often associated with traditional cameras.

One of the main features of the QV-R4 is its 4.0-megapixel resolution, which was considered quite advanced for its time. This allows for detailed and sharp images, making it suitable for both printing and digital display. The camera is equipped with a 3x optical zoom lens, further enhancing its versatility by enabling users to capture subjects at various distances without sacrificing image quality.

The QV-R4 utilizes a non-removable 1/1.8-inch CCD image sensor, which contributes to its ability to produce vibrant colors and clear images in diverse lighting conditions. The camera supports a maximum image size of 2272 x 1704 pixels and includes several image quality settings, giving users the flexibility to choose the best option for their needs.

In terms of technology, the QV-R4 features a variety of shooting modes that cater to different photographic styles and scenarios. These include several automatic modes as well as manual adjustments for exposure and white balance, allowing for creative control. The camera also includes a built-in flash with options for auto, on, off, and red-eye reduction, enhancing its functionality in low-light environments.

The design of the QV-R4 is user-centric as well, featuring a large 2.0-inch LCD screen that allows for easy framing and reviewing of images. The intuitive interface includes straightforward navigation buttons, making it accessible for both beginners and seasoned photographers.

Another notable characteristic of the QV-R4 is its storage capabilities. The camera uses CompactFlash cards for image storage, enabling users to easily increase their memory capacity. It supports various file formats, including JPEG, giving photographers more options for managing and sharing their images.

Overall, the Casio QV-R4 combines innovation with practical features, making it a memorable option in the landscape of early digital photography. Its combination of resolution, zoom capabilities, and ease of use has left a legacy that still resonates with enthusiasts of vintage digital cameras.