Epson PC AX Technical Manual page 178

DIAGRAKS AHn REFERENCE MATERIALS
Factory Settings (ANT-RH Board)
TABLE 7-1-4. FACTORY SETTINGS (ANT-RH BOARD)
Jumper Factory
Number Setting Function
J1
A-C
>
64üKB
J2
A-C
>
Memory
J3 A-C
>
Size
J4
B-C
>
27256 EPROM
J5 B-C
>
Memory Size
J6 A-C
>
Select ROM socket
J7 A-C
>
pair 24A and 24B
Hard Disk Controller (WHDC)
TABLE 7-1-5. HOD CONTROLLER (WHDC) BOARD JUMPER CONNECTIONS
Jumper Number
J3
J2
J1 Function
HEV.A
*
*
B-C
* * A-C
*
B-C
*
* A-C
*
B-C
* *
A-C
*
*
Select primary address sets
Select secondary address sets
Non-latched status (LED)
Latched status (LED)
WAR mode
WA2 mode
Factory Settings (WHDC Board)
TABLE 7-1-6. FACTORY SETTINGS (WHDC BOARD)
7-4
Jumper
Number
J1
J2
J3
Factory
Setting
f.,-C
B-C
B-C
Function
Secondary address sets
Non-latched status
\1AR mode