ER-A880 (serv.man2). ERA850 880 Service Manual - Sharp EPOS Service Manual (repair manual). Page 7

Read Sharp ER-A880 (serv.man2) Service Manual online

Connection diagram 
2) ISA relay board
Connected to the ISA checker for installation of the optional I/F hori-
zontally and for repairing and checking the operation . 
External view
Plan view
Connection diagram 
3) RAM PWB relay board
Connected to the main PWB. By setting the optional RAM vertically,
the peripheral circuits of the main PWB can be checked. 
External view
Plan view
ER-A850/880
ISA bus connector
ER-A8RS
ISA checker
ISA bus connector:
Used to check the ER-A8RS solder side.
Connected to the ISA bus connector of ISA checker.
ISA bus connector:
Used to check the ER-A8RS parts side.
Top view of 
4
ER-03MB/04MB
RAM PWB relay board
ER-A850/880 main board
Top view of 
5
Connected to the ER-03MB/04MB.
Connected to the ER-03MB/04MB connector
on the ER-A850/A880 main PWB.
– 5 –
Page of 92
Display

Click on the first or last page to see other ER-A880 (serv.man2) service manuals if exist.