UP-5300 (serv.man4). UP5300 Option Installation Manual - Sharp EPOS Service Manual (repair manual). Page 8

8) Remove the option D-RAM disk.

a) Open the arms of D-RAM connector right and left.

b) The D-RAM disk will be lifted automatically.

1) Fix the MCR ANGLE 

1

 to the lower cabinet with two screws 

2

.

2) Connect the MCR cable 

3

 to the MCR connector with the cable

holder 

6

, and tighter the screw 

7

 on the back of lower cabinet.

3) Install the ferrite Core 

4

 to the MCR cable and GND wire 

5

.

4) Fix the earth wire 

5

 from the UP-E12MR2 with the screw.

Adjust the IRQ10 and IRQ11 using the switches: S1 and S2 on the
ISA PWB if an option equipment is connected to the ISA slot of the
ISA PWB.

S1 = IRQ10: S = ON (Connect IRQ10 to the ISA Slot.)

M = OFF (Connect IRQ10 to GND, not to the ISA Slot.)

S2 = IRQ11: S = ON (Connect IRQ11 to the ISA Slot.)

M = OFF (Connect IRQ11 to GND, not to the ISA Slot.)

*

Adjust the IRQ10 and IRQ11.
(See the "13. Adjusting the IRQ10/11 on the ISA PWB.")

1) Remove the REAR COVER.

2) Remove the screw 

1

 from the ISA BUS SHASSIS.

3) Insert the I/F PWB 

2

 to the ISA BUS CONNECTOR.

4) Fix the I/F BRACKET to the ISA BUS SHASSIS with screw 

1

.

*

Only one ER-A8RS can be installed.

5) Connect the RS232 

3

 and CENTRONICS 

4

 cables to the I/F

PWB.

*

If an I/F (locally supplied half-size PC card) other than the ER-
A8RS is connected to the ISA bus connector, it may be required to
remove reinforcement angle 

5

 when inserting the I/F.

In this case, remove reinforcement angle 

5

, insert the I/F, then

install reinforcement angle 

5

.

2

1

3

4

6

5

7

IRQ11

IRQ10

S2

M

(3)

S

(1)

M

(3)

S

(1)

S1

E R - A 8 R S   c o n n e c t i o n

2

3

1

3

4

5

UP-5300VI

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