Circuit Related Service Call; [C5A0] Eeprom Communication Abnormality (Lgc Board); [C940] Engine-Cpu Abnormality; [F090] Sram Abnormality On The Sys Board - Toshiba e-STUDIO206L Service Manual

8.3.15

Circuit related service call

[C5A0] EEPROM communication abnormality (LGC board)

Classification
Circuit related service call
Check item
EEPROM
Parts to be replaced
EEPROM
LGC board

[C940] Engine-CPU abnormality

Classification
Circuit related service call
Check Item
Main power switch
Engine-CPU and FROM
LGC board
Replacement part
LGC board

[F090] SRAM abnormality on the SYS board

Classification
Circuit related service call
Check Item
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Error content
EEPROM communication abnormality (LGC board)
Measure
Check if the EEPROM is installed properly.
Remark
Engine-CPU abnormality
Turn OFF the main power switch, then back ON.
Check if the conductor pattern between the Engine-CPU and
FROM is short circuited or open circuited.
Board check
SRAM abnormality on the SYS board
1. Turn the power OFF and start up the Setting Mode (08).
2. When "SRAM REQUIRES INITIALIZATION" is displayed on
the LCD, check the destination and then press the [START]
button. If the destination is not correct, key in the correct one
and then press the [START] button.
3. After the confirmation message is displayed on the LCD,
press the [INTERRUPT] button (to initialize the SRAM).
4. Perform the panel calibration (08-9050).
5. Perform the initialization after the software version upgrade
(08-9030).
6. Enter the serial number (08-9601). Be sure that the serial
number is the same as that on the identification label
attached on the rear cover of the equipment.
7. Initialize the NIC information (08-9083).
8. Turn the power OFF and then start up with the Adjustment
mode (05).
9. Perform "Data transfer of characteristic value of scanner"
(05-3203).
10.Turn the power OFF and then back ON. If the error is not
recovered, replace the SRAM on the SYS board.
e-STUDIO206L/256/306/356/456/506 / 207L/257/307/357/457/507
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Contents
Measure
Measure
Contents
Measure
ERROR CODE AND TROUBLESHOOTING
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