Read Sharp ER-A880 (serv.man2) Service Manual online
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Connection diagram
5-2. Printer connector signal loop check cable:
UKOG-6717RCZZ
Connected to the centro connector (25 pin) of the ER-A8RS, and
used to check loop signals when executing diagnostics.
used to check loop signals when executing diagnostics.
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External view
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Plan view and connection diagram
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Connection diagram
5-3. MCR test card: UKOG-6718RCZZ
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Used when executing the diagnostics of the ER-A8MR.
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External view
ER-A8RS solder side
ISA relay board
ER-A8RS parts side
ISA checker
ER-A850/A880 ISA PWB
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
150±8
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