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EPSON Stylus Pro 7600/9600 Revision A
Disassembly & Assembly Disassembly and Assembly of Circuit Boards 209
4.7.4 DIP Switch and Jumper Setting at Factory before
Shipment
DIP Switches (SWD600)
Jumpers (J5 / J6 / J7)
C A U T I O N
Do not change the DIP Switches and Jumpers on the Main Board
from their positions which were set at the factory before shipment.
Changing their setting can result in malfunctions.
Table 4-6. DIP Switch Setting at Factory at Shipment
SW Setting at Factory Function Description
1 ON Frequency Dispersion
Setting
(CPU/SDRAM
characteristics)
SW1-2-3
ON-ON-ON : -0.5%
ON-OFF-ON : -1.0%
ON-ON-OFF : -2.5%
ON-OFF-OFF : -3.75%
2 OFF
3ON
4 OFF Clock Frequency Setting SW4-5 : CPU/SDRAM - USB
ON-ON : 133.3MHz - 48MHz
OFF-ON : 100MHz - 48MHz
ON-OFF : 66.6MHz - 48MHz
OFF-OFF: 50MHz - 48MHz
5OFF
6 OFF Main board Revision
Setting (MAINREV0)
7 OFF Main board Revision
Setting (MAINREV1)
8 OFF Main board Revision
Setting (MAINREV2)
Table 4-7. Jumper Setting at Factory at Shipment
Jumper Setting at Factory Function D Description
JP5 Open Boot select Open: Normal boot
Short: Flash ROM
JP6 Short DA1_Select Open: Debug mode
Short: Normal mode
JP7 Short DA0_Select Open: Debug mode
Short: Normal mode