Epson EPL-5700, Руководство по обслуживанию

Страница: 112 / 128

EPL-5700 Chapter7 Appendix
Rev. A
7-4
Table 7-6. Connector CN5 Pin(Cont.)
Pin Signal Name I/O Description
32 A9 O DRAM Address bus
33 RAS3X O Row Address Strobing Signal
34 RAS2X O Row Address Strobing Signal
35 MP2 I/O Parity Data Bus(not used)
36 MP0 O Parity Data Bus(not used)
37 MP1 I/O Parity Data Bus(not used)
38 MP3 I/O Parity Data Bus(not used)
39 GND --- Ground
40 CAS0X O Column Address Strobing
signal
41 CAS2X O Column Address Strobing
signal
42 CAS3X O Column Address Strobing
signal
43 CAS1X O Column Address Strobing
signal
44 RAS0X O Row Address Strobing signal
45 RAS1X O Row Address Strobing signal
46 NC O Not used
47 WEX O DRAM light enable signal
48 NC O Not used
49 D8 I/O 32bit data bus
50 D24 I/O 32bit data bus
51 D9 I/O 32bit data bus
52 D25 I/O 32bit data bus
53 D10 I/O 32bit data bus
54 D26 I/O 32bit data bus
55 D11 O 32bit data bus
56 D27 I/O 32bit data bus
57 D12 I/O 32bit data bus
58 D28 I/O 32bit data bus
59 Vcc --- Power
60 D29 I/O 32bit data bus
61 D13 I/O 32bit data bus
Table 7-7. Connector CN5 Pin (Cont.)
Pin Signal Name I/O Description
62 D30 I/O 32bit data bus
63 D14 I/O 32bit data bus
64 D31 I/O 32bit data bus
65 D15 O 32bit data bus
66 NC --- Not used
67-70 PD0-PD3 I Presence detect pin(not used)
71 NC --- Not used
72 Vcc --- Power
Table 7-8. Connector CN6 Pin
Pin Signal
Name
I/O Description
1 /STB I Latch pulse to read print data.
2-9 DATA1
---
DATA8
I/O
Data bit1
∼
8
10 /ACK O Pulse to acknowledge that data is
transferred from the host.
11 BUSY O Printer is unable to receive the data.
12 PE O Paper Jam, or Paper out.
13 SELOLT O Always HIGH.
14 /AUTO I Signal to request 1284 Mode.
15 NC --- Not used.
16 GND --- Ground
17 CG --- Chassis Ground
18 NC --- Not used
19-30, 33 GND --- Ground
31 /INIT I BUSY state until it is canceled when
/INT is LOW.
32 /ERR O Error occur.
34 NC --- Not used.
35 +5 --- +5V
36 /SELIN I Always LOW.