PIN No. Signal name IN/OUT Connected to Description
47 GND Power
48 MAD1 OUT DRAM Address bus of DRAM (page memory)
49 MAD2 OUT DRAM Address bus of DRAM (page memory)
50 MAD3 OUT DRAM Address bus of DRAM (page memory)
51 MAD4 OUT DRAM Address bus of DRAM (page memory)
52 MAD5 OUT DRAM Address bus of DRAM (page memory)
53 MAD6 OUT DRAM Address bus of DRAM (page memory)
54 MAD7 OUT DRAM Address bus of DRAM (page memory)
55 MAD8 OUT DRAM Address bus of DRAM (page memory)
56 MAD9 OUT DRAM Address bus of DRAM (page memory)
57 3.3V Power
58 MAD10 OUT DRAM Address bus of DRAM (page memory)
59 MAD11 OUT DRAM Address bus of DRAM (page memory)
60 GND Power
61 /CAS0 OUT DRAM CAS signal of DRAM (page memory)
62 /CAS1 OUT DRAM CAS signal of DRAM (page memory)
63 /OE OUT DRAM Read enable signal of DRAM (page memory)
64 /WE OUT DRAM Write enable signal of DRAM (page memory)
65 OUTD0 OUT FAX board data bus Transmission data 0 to expanded board
66 OUTD1 OUT FAX board data bus Transmission data 1 to expanded board
67 OUTD2 OUT FAX board data bus Transmission data 2 to expanded board
68 OUTD3 OUT FAX board data bus Transmission data 3 to expanded board
69 3.3V Power
70 OUTD4 OUT FAX board data bus Transmission data 4 to expanded board
71 OUTD5 OUT FAX board data bus Transmission data 5 to expanded board
72 GND Power
73 OUTD6 OUT FAX board data bus Transmission data 6 to expanded board
74 OUTD7 OUT FAX board data bus Transmission data 7 to expanded board
75 OUTD8 OUT FAX board data bus Transmission data 8 to expanded board
76 OUTD9 OUT FAX board data bus Transmission data 9 to expanded board
77 OUTD10 OUT FAX board data bus Transmission data 10 to expanded board
78 OUTD11 OUT FAX board data bus Transmission data 11 to expanded board
79 OUTD12 OUT FAX board data bus Transmission data 12 to expanded board
80 OUTD13 OUT FAX board data bus Transmission data 13 to expanded board
81 OUTD14 OUT FAX board data bus Transmission data 14 to expanded board
82 OUTD15 OUT FAX board data bus Transmission data 15 to expanded board
83 /HSYNC OUT PCL, FAX board Horizontal sync signal with print area output only
84 /PCLPRD IN PCL board Print video data (serial) from PCL board
85 /PCLREQ OUT PCL board DREQ signal to PCL board
86 /PCLACK IN PCL board ACK signal from PCL board
87 /PCLCS IN PCL board
88 3.3V Power
89 GND Power
90 5V Power
91 GND Power
92 /FAXPRD IN FAX board Print video data (serial) from FAX board
93 /FAXREQ OUT FAX board DREQ signal to FAX board
94 /FAXACK IN FAX board ACK signal from FAX board
95 3.3V Power
AR-F152
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