![background image](http://html.mh-extra.com/html/sharp/up-5300/up-5300_service-manual_373328010.webp)
•
Connection diagram
4-2. Printer connector signal loop check cable:
UKOG-6717RCZZ
Connected to the centronics connector (25 pin) of the ER-A8RS, and
is used to check loop signals when executing diagnostics.
•
External view
•
Plan view and connection diagram
•
Connection diagram
4-3. MCR test card: UKOG-6718RCZZ
•
Used when executing the diagnostics of the UP-E12MR2.
•
External view
ER-A8RS solder side
ISA relay board
ER-A8RS parts side
ISA PWB
ISA checker
150±8
Signal name
Pin No.
1
STROBE-
2
DB0
3
DB1
4
DB2
5
DB3
6
DB4
7
DB5
8
DB6
9
DB7
10
ACK-
11
BUSY
12
PE
13
SLCT
14
AUTOFD-
15
ERROR-
16
INIT-
17
SLCTIN-
18~25
PE
Signal name
Pin No.
1
STROBE-
2
DB0
3
DB1
4
DB2
5
DB3
6
DB4
7
DB5
8
DB6
9
DB7
10
ACK-
11
BUSY
12
PE
13
SLCT
14
AUTOFD-
15
ERROR-
16
INIT-
17
SLCTIN-
18~25
PE
ER-A8RS
2 – 4
Summary of Contents for UP-5300
Page 103: ... B S i d e 9 2 ...
Page 105: ... B S i d e 9 4 ...
Page 106: ...3 V G A P W B A S i d e B S i d e 9 5 ...
Page 107: ...4 R i s e r P W B A S i d e B S i d e 5 T P S w i t c h P W B S w i t c h P W B 9 6 ...
Page 108: ...6 I N V E R T E R P W B A S i d e B S i d e 7 L C D R E L A Y P W B A S i d e B S i d e 9 7 ...