Panasonic KX-P7105, KX-P7110 manual Explanation of Connectors

KX-P7105 / KX-P7110

6 Explanation of Connectors

6.1.Main Control Board

6.1.1.CN1 ( Optional PostScript Upgrade Kit I / F Connector )

CN1 (Optional PostScript Upgrade Kit I/F Connector)

Pin No.	Signal Name	Description	Direction
A1	GND	Ground	---
A2	GND	Ground	---
A3	FRDATA[7]	ROM Data 7	IN/OUT
A4	FRDATA[5]	ROM Data 5	IN/OUT
A5	FRDATA[3]	ROM Data 3	IN/OUT
A6	FRDATA[1]	ROM Data 1	IN/OUT
A7	FRMA[21]	ROM Address 21	OUT
A8	FRMA[19]	ROM Address 19	OUT
A9	FRMA[17]	ROM Address 17	OUT
A10	FRMA[15]	ROM Address 15	OUT
A11	FRMA[13]	ROM Address 13	OUT
A12	FRMA[11]	ROM Address 11	OUT
A13	FRMA[9]	ROM Address 9	OUT
A14	FRMA[7]	ROM Address 7	OUT
A15	FRMA[5]	ROM Address 5	OUT
A16	FRMA[3]	ROM Address 3	OUT
A17	FRMA[1]	ROM Address 1	OUT
A18	GND	Ground	---
A19	GND	Ground	---
A20	NC	N.C.	---
A21	nFROE	ROM Output Enable	OUT
A22	NC	N.C.	---
A23	NC	N.C.	---
A24	GND	Ground	---
A25	GND	Ground	---
B1	3.3V	+3.3V	---
B2	3.3V	+3.3V	---
B3	FRDATA[6]	ROM Data 6	IN/OUT
B4	FRDATA[4]	ROM Data 4	IN/OUT
B5	FRDATA[2]	ROM Data 2	IN/OUT
B6	FRDATA[0]	ROM Data 0	IN/OUT
B7	FRMA[20]	ROM Address 20	OUT
B8	FRMA[18]	ROM Address 18	OUT
B9	FRMA[16]	ROM Address 16	OUT
B10	FRMA[14]	ROM Address 14	OUT
B11	FRMA[12]	ROM Address 12	OUT
B12	FRMA[10]	ROM Address 10	OUT
B13	FRMA[8]	ROM Address 8	OUT
B14	FRMA[6]	ROM Address 6	OUT
B15	FRMA[4]	ROM Address 4	OUT
B16	FRMA[2]	ROM Address 2	OUT
B17	FRMA[0]	ROM Address 0	OUT
B18	3.3V	+3.3V	---
B19	3.3V	+3.3V	---
B20	nFRWE	Flash ROM Write Enable	OUT
B21	nFRCS1	ROM Chip Select 1	OUT
B22	NC	N.C.	---
B23	NC	N.C.	---
B24	3.3V	+3.3V	---
B25	3.3V	+3.3V	---

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