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Before you can install / upgrade the firmware, you must contact the Sharp UK Technical
Department. If you meet the service requirements, you need to order the following service jig:

PAL JiGUiF-001

Rewriting Jig

BH

The adjustment values are set to their optimum at the factory before shipping. If by any
chance a value should become improper or a readjustment is required due to part
replacement, make an adjustment according to the following procedure.

When replacing the following units, be sure to prepare the new units loaded with updated
software.

AV-UNIT : 

DUNTKD187WE01/02/03/04/05(LC-26P50E/K/F/I/R)

: DUNTKD187WE07/08/10/11/12(LC-32P50E/K/F/I/R)
: DUNTKD187WE14/16/17/18/19(LC-37P50E/K/F/I/R)

MAIN-UNIT : 

DUNTKD186FE01(LC-26P50E)

: DUNTKD186FE02(LC-32P50E)
: DUNTKD186FE03(LC-37P50E)

This unit consists of the following software:
• Main Software
Main Software can be upgraded by using a designated rewriting jig, a designated rewriting
program and a PC. Follow the instructions below to rewrite Main Software.

• 

Preparation
• 

PC running Windows XP, with a free parallel port

• 

Designated software rewriting jig

• 

Designated software rewriting program IAPWriter_Setup.ZIP (IAPWriter Ver. 5.0.X.X
by Trident)

• 

RS-232C cable (normal) (D-Sub25pin male - D-Sub25pin male fully wired type)

System Requirements
• 

OS: Windows XP (Home Edition/Professional)

• 

Interface: D-Sub25pin parallel interface
(Set the parallel port to ECP.)

The software can be rewritten regardless of the unit's power button status. However, display
is disabled in rewriting mode. The upgrading status appears on the window of IAPWriter, the
rewriting program.

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1.

Initial Screen
Unzip IAPWriter_Setup.ZIP and execute IAPWriter_Setup.exe.
The installation program starts and the following screen appears.
Click [Next] to continue.
(Click [Cancel] to cancel the installation.)

2.

License Agreement
At the beginning of the installation program, the following window appears. 
Select "I accept the agreement" and click [Next] to continue.
(Select "I do not accept the agreement" to exit without installing IAPWriter.)

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3.

Information Window
The information window appears. Click [NEXT] to continue.

4.

Select Destination Location
Specify a folder in which to install IAPWriter, then click [NEXT] to continue.
(D:\IAPWriter is specified by default. To select a different folder, click [Browse...].)

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5.

Select Start Menu Folder
Specify a Start Menu folder and click [NEXT].
(Trident IAPWriter V5.0.2.xx is specified by default.)

6

Select Additional Tasks
Choose whether or not to create a desktop icon and click [NEXT].
(Check the box to create a desktop icon.)