D-Ram Test - Canon iR1600 Series Service Manual

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5.5.3 D-RAM Test (1: D-RAM)

Press '1' on the keypad while the Test Mode menu is indicated to select D-RAM Test

mode. Press '1' through '4' on the keypad in D-RAM Test mode for the following:

'1' on Keypad

Use it to check data write/read operations for the entire area of the D-RAM.

If an expansion memory (option) is mounted, its area will also be checked. If an error

occurs during a check, the testing will be suspended, and an error will be indicated on the

'2' on Keypad

Use it to check data read operations for the entire area of the D-RAM.

If an expansion memory (option) is mounted, its area will also be checked. If an error

occurs during a check, the testing will be suspended, and an error will be indicated on the

'3' on Keypad

Use it to check data read/write operations for the built-in RAM of the CPU.

'4' on Keypad

Use it to check data write/read operations for the expansion memory in the expansion

slot (J71/J72 or J271); memory size indication, for RAM area.

CANON iR1600/iR2000/iR1610/iR2010 SERIES REV.0 MAR. 2002

CHAPTER 13 TROUBLESHOOTING

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