Pioneer CDJ-400 - Cd/Media Player Software Update

Ver. 1.30

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Applicable Models: CDJ-400

 System version later than Ver. 1.30 do not require this update.

Use the following procedure to confirm the system version.

1) Turn power ON.

2) Press and hold the RELOOP/EXIT button for ten (10) seconds.

The system version appears in the display

3) Cycle the power OFF than ON to return the CDJ-400 to normal operation.

 Improved detection time of the USB Memory device

 Decreased time between USB Memory device insertion and track selection

 Significantly increased reliability when using a USB hub (USB 2.0-compatible) to a computer

 Recommended update when using a PC application (Pioneer DJS, Serato Scratch LIVE, etc.)

1) Remove any discs, connected USB memory device or computer cables.

2) Turn the power OFF.

3) Press and hold the TIME MODE/AUTO CUE and RELOOP/EXIT buttons while turning the

power ON.

4) Insert the USB memory device or disc containing the update into the CDJ-400.

The update takes approximately one (1) minute. The status appears on the playing-

address display. Do NOT turn the power OFF while the update status is in progress.

5) When the display changes to "COMPLETE", take the appropriate action for your method.

Disc: Remove the disc when it is automatically ejected then turn the player OFF.

USB Memory: Turn the player OFF then remove the device.

 Follow the above procedure closely to perform an update.

 Never turn OFF, disconnect the power cord, or remove the update disc during the process.

 Contact Pioneer Service if you have any questions about updating the player.

 If "ERROR" appears on the display, stop the operation and turn the power OFF. Consult with

Pioneer Service at

Published by Pioneer Corporation

CDJ-400 Software Update Ver. 1.30

To Confirm the CDJ-400 System Version

Update Contents

Program Update Procedure

Notes Regarding Firmware Updates

(800) 421-1404

for further instructions.

Ver 1.30

CDJ-400 Ver. 1.30 En