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EPSON PRINTERS
Connector CN2-FX85/185
Use:
Data exchange between the optional interface board and the
control circuit board. 26 Pins.
TABLE 2-2. PIN ASSIGNMENT OF CN2
WIRING DATA
Connector CN3 - FX85/185
Use:
FXEXT circuit board for the FX85/185 or option board connector for
theFX80/100 + . 36 Pins.
TABLE 2-3. PIN ASSIGNMENT OF CN3
PtnNo.
SIsneiNaine
DItactlon
OaMtlptlon of Signal
PlnNa
Signal Name
Oirectlen
Description of Signal
1
PS
Out
Error
1
AO
Out
Addret* Bit 0
2
PE
Out
Paper End
2
A2
Out
Addrtti Bil 2
3
07
In
Oau Bit 7
3
A4
Out
Addreu Bil 4
4
iSSVlBUSY)
Out
(towty
4
A8
Out
Addrttt Bit S
6
08
In
Oata Bit 0
6
A8
Out
Addin* Bit 8
6
ACK
Out
Aeknowlade*
a
A10
Out
AddiuiBn 10
7
05/PAn0(S
In
Oata Bit B/Paniy OtuUa
1
AI2
Out
AddrMt Bit 12
8
iSff
In
Initial
8
CS8
Out
Chip Stitct S
9
D4/0/E
In
Oau Bit 4/Odd Pantv S«lact/Ev«n Paniy Sclaci
9
00
In/Oul
OtuaitO
10
gra
In
Strobe
10
02
In/Oul
Otit Bit 2
II
DS/SI
In
Otu Bit 8/Sanal Signal Input
11
04
In/Oul
0<Mait4
12
AC12
Out
*12VAC
12
OS
In/Oul
Otit Bit S
13
R
Out
Raaat
13
Out
Rud Oul Signll
14
ACI2
Out
*12V
14
Sgf
Out
Rmci Signal
IB
03/82
In
Oaia Bit 3/Sit Rtia Salaci
IS
*24
Out
*24V DC
IS
♦6
Out
*BVOC
IS
*5
Oul
♦8V0C
17
02/81
In
Otu Bit 2/Bil Rau Salact
17
A1
Oul
Addcatt Bit 1
IS
*24
Out
*24V0C
la
A3
Dul
Address 8it 3
19
01/8/7
In
Otu Bit 1/8 Bit S«lecV7 Bit Salaet
19
AS
Out
/kddrtss Bit 5
20
*12
Out
*I2V0C
20
A7
Oul
Addrtss Bit 7
21
P/S
In
PtrtUel Salect/SentI Salect
21
A9
Oul
Address Bit 9
22
_
—
—
22
All
Out
Addrtss Bil 11
23
SlUN
In
SalMtIn
23
A13
Out
AddrsssBlt 13
24
OL
_
Ground
24
CS7
Out
Chip Stitct 7
25
TXO^/TRS
In
S«««lSigiulOutputl^/TRS Select)
26
01
In/Oul
Otu Bit 1
20
GL
_
Ground
28
03
In/Oul
DtuBit3
NOTE:
"Direction* refi
27
OB
In/Oul
Otu Bit 8
ira to the diraction of signal (low as viewed from the control circuit board.
28
07
In/Out
Ostt Bit 7
29
wS
'
Out
Write In SigntI
30
QP
-
31
GL
-
Logic Ground
32
OL
-
Logic Ground
2-3
NOTE: "Diraction" raters to tha direction ot tisnal (low at viewed from the control circuit board.
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