Kyocera FS-1120, FS-1320, FS-1370 Service Bulletin 2LY-001

Service Bulletin

SB Number:

Subject:

SB 2LY-001

Firmware upgrade

Model: FS-1120D/1320D/1370DN

Item Contents

1 Developer bias output voltage

leakage.

2 Reducing sound from the

cooling fans.

Phenomenon

The developer bias output voltage may leak when using the machine in high

altitude environments.

Solution

The developer bias output voltage setting has been limited to the level where

leakage can not occur.

To reduce the sound generated by the cooling fans, the fan control has been
changed as follows:

After “Ready” is displayed at the operation panel, the timer to change the fan

speed from full to half speed has been changed from 30 seconds to
10 seconds.

Creation Date: 30/08/2010

Firmware

Type Program No. Check SUM Version Status date Applicable model

SYSTEM 2LZ_3000002001 9497 002.001 10/02/2010 FS-1120D

ENGINE 2LY_1000003001 3365 003.001 08/07/2010 FS-1120D

SYSTEM 2LZ_3000002001 9497 002.001 10/02/2010 FS-1320D

ENGINE 2LZ_1000003001 106f 003.001 08/07/2010 FS-1320D

SYSTEM 2L0_3000002004 96ba 002.004 04/06/2010 FS-1370DN

ENGINE 2L0_1000002003 1ded 002.003 22/06/2010 FS-1370DN

Classication

Field measure When the above mentioned phenomenon occurs, please upgrade the rmware to the latest

Serial numbers of affected machines

Type Serial number

FS-1120D Q5Y0824565

FS-1320D Q630824418

FS-1370DN Q660705917

The above mentioned changes have been applied to machines produced after the above mentioned serial numbers.

Entire stock rework

version.

In-eld modication at next visit

In-eld modication by case

No modication necessary

KMIS Service Department, Kyocera Mita Europe A244-A286-A287 / SB 2LY-001

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