Toshiba Estudio 230 Manual

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[C] Display during the update 
The processing status is displayed as follows on th e LCD screen during the update.
(As an example, the display for updating the system  ROM is explained below.)
Press [START] button after selecting the item to  
be updated. The device check starts. 
When the device check completes, erasing the  
data in the ROM of the equipment starts. 

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When erasing the data completes, copying the  
data to the ROM of the equipment starts. 
When copying the data completes, verifying the  
data starts. 
When verifying the data completes, copying  
and verifying the other data are implemented  
repeatedly. 

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When copying and verifying all the data com- 
plete, the update completes with the following  
screen.
* If an error occurs, the following error message is  displayed and the update is interrupted. 

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6.1.3 Writing the data to the download jig (PWA-DWNL
D-350-JIG)
The download jig (PWA-DWNLD-350-JIG) differs from the existing jigs in that the Flash ROM is 
mounted on the board of the jig directly. The ROM w riter adapter (PWA-DL-ADP-350) is required to 
write data to these Flash ROMs. Connect the downloa d jig with the ROM writer via ROM writer adapter 
to write data. 
For the procedure to write data, refer to the downl...

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[A] Precaution when writing the data 
 Set the writing voltage (VID) to 3.3V. 
 When writing the data, set the address from 0 to 3 FFFFF. The data may not be written correctly if it 
is not set.
 The Flash ROM in which the data will be written, o n the download jig is selected by switching the 
rotary switch on the adapter. Be sure to switch the  rotary switch on the adapter depending on the 
data (file) to be...

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[A] Update Procedure 
Since the procedure differs depending on the data,  see the each procedure below.
Important: 
 Turn OFF the power before installing or removing t he download jig.
 Do not turn OFF the power during the update. The d ata could be damaged and not be oper-
ated properly.
 (1) Install the ROM to the download jig. Make sure the direction is correct (P.6-3 Fig.6-3) .
(2) Turn OFF the power of the equipment....

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(5) Connect the download jig with the jig connector ( CN316) on the logic PC board (LGC board).
 Fig.6-22
(6) Turn ON the power while [0] button and [8] button are pressed simultaneously.
Updating starts automatically and the LED on the dow nload jig lights.
(7) When the update is completed properly, the LED o n the download jig blinks. The LED starts 
blinking in approx. 20 sec. since the update starts.  It is assumed...

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(1) Install the ROM to the download jig. Make sure the direction is correct (P.6-3 Fig.6-3) .
(2) Turn OFF the power of the equipment. 
(3) Take off the right upper cover-1.
 Fig.6-23
(4) Take off the right upper cover-2.
 Fig.6-24
Right upper cover-1
Right upper cover-2 

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(5) Remove the cover plate.
 Fig.6-25
(6) Connect the download jig with the jig connector  (CN22) on the scanning section control PC 
board (SLG board).
 Fig.6-26
(7) Turn ON the power while [0] button and [8] butto n are pressed simultaneously.
Updating starts automatically and the LED on the dow nload jig lights.
(8) After the update is completed properly, the LED  on the download jig blinks. The LED starts blink-
ing...

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(1) Install the ROM to the download jig. Make sure the direction is correct (P.6-3 Fig.6-3) .
(2) Turn OFF the power of the equipment. 
(3) Take off the RADF rear cover.
 Fig.6-27
(4) Connect the download jig with the jig connector  (CN14) on the RADF control PC board.
 Fig.6-28
(5) Turn ON the power while [0] button and [8] butto n are pressed simultaneously.
Updating starts automatically and the LED on the dow nload jig...