Nikon COOLPIX 5900 Repair Manual page 50

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Resolution inspections

When the lens unit has been disassembled or repaired, set the lens unit into the camera body and then carry out the

resolution inspection as shown below.

・Resolution inspection

Take a shot of ITE high-resolution chart (J63079) and check if the number of TV lines is within standard.

Standard TV lines: 1150 or more TV lines in the center; 750 or more TV lines in periphery

（Ref. The resolution is represented by the total number of black and white stripe lines, in the unit of " TV lines",

which are visible on TV screen.）

(a) Set the modes of the camera as follows and then take a photo:

Photography mode: AUTO

White Balance: Preset

Image quality mode: FINE

Image size: 5M

Sensitivity: ISO64

Metering system: Center-weighted

AF area selection: Center

Speed light mode: Flash cancel mode

(b) Make an inspection at the zooming position of WIDE, MIDDLE, and TELE. Set the object distance of WIDE

(about 0.6 m), MIDDLE (about 1.2m), and TELE (about 1.7 m) , and adjust so that the chart can be fully placed

within the LCD. Then mount the camera on the tripod firmly.

(d) Check if the resolution marked in 4 red circles each for the center and the peripheral 4 corners of the frame can be

visible in black and white.

TE high-resolution chart (4:3 reflect) (J63079)

- A20 ･ E5900 -

VAA34001-R.3658.A