INSTALLATIONS
CN3: Parallel Port Connector
CN3 is a DB-25 external. The following table describes the pin-out
assignments of this connector.
Signal Name Pin # Pin # Signal Name
Line printer strobe 114 AutoFeed
PD0, parallel data 0 215 Error
PD1, parallel data 1 316 Initialize
PD2, parallel data 2 417 Select
PD3, parallel data 3 518 Ground
PD4, parallel data 4 619 Ground
PD5, parallel data 5 720 Ground
PD6, parallel data 6 821 Ground
PD7, parallel data 7 922 Ground
ACK, acknowledge 10 23 Ground
Busy 11 24 Ground
Paper empty 12 25 Ground
Select 13 N/A N/A
CN4: VGA CRT Connector
The pin assignments of the CN4 VGA CRT connector are as follows:
Signal Name
Red 1 2 Green
Blue 3 4 N.C.
GND 5 6 GND
GND 7 8 GND
CN4
N.C. 910 GND
N.C. 11 12 N.C.
HSYNC 13 14 VSYNC
NC 15
18 2801550 User’s Manual