PERSYST COLOR II ASSY 12-10085-xx JUMPER SETTINGS Device Description Configuration CGA Port 4K x 8 character set ROM E1-E2, E5-E6, E8-E9 Parallel Port LPT1 - 3BCH E11-E12 & E14-E15 LPT2 - 378H E11-E12 & E13-E14 LPT3 - 278H E10-E11 & E14-E15 Disabled E10-E11 & E13-E14 Parallel Port Interrupt Level IRQ7 E28-E29* Interrupt Level IRQ5 E29-E30 Paralle Port Centronics Interface E17-E18* Dataproducts Interface E16-E17 Parallel Port Unidirectional port control E22-E23* Bidirectional port control E23-E24 External directional control E19-E20 Internal Directional control E20-E21* SPECIAL NOTES The highest jumper pin # on earlier versions of the board is E24. On these boards, the parallel printer interrupt level is fixed in the hardware at IRQ7. EXTERNAL EQUIPMENT CONNECTIONS J1 CGA Direct drive 9-pin connector J2 25-pin connector for Parallel Printer J3 6-pin lightpen strip J4 4-pin RF modulator strip for driving a user-supplied RF modulator when used with home television sets J5 Composite sync VIDEO COMPOSITE PHONO JACK PINOUTS J5 PIN 1 Peak-to-peak Amp (Approx. 1.5 Volts) J5 PIN 2 Chassis Ground RF MODULATOR CONNECTION PINOUTS J4 PIN 1 +12 Volts J4 PIN 2 Not used J4 PIN 3 Composite Video Output J4 PIN 4 Logic Ground LIGHTPEN PINOUTS J3 PIN 1 Lightpen Input J3 PIN 2 Not used J3 PIN 3 Lightpen switch J3 PIN 4 Logic Ground J3 PIN 5 +5 Volts J3 PIN 6 +12 Volts