Printer Port Connector; Com 2 Port Connector; Hard Disk Connector - Multitech CommPlete 4000 Series User Manual

COM 2 Port Connector

This 10-pin connector transfers serial data to and from the COM 2 port.
PinSignal

Hard Disk Connector

This connector supplies hard disk drive signals which interface with the software I/O drivers to
provide the read/write functions.
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CommPlete 4000 Communications Server Overview
All manuals and user guides at all-guides.com
2
1
Figure A-6. COM 2 Port Connector
Name (Direction)
1 Carrier Detect (Input)
2 Data Set Ready (Input)
3 Receive Data (Input)
4 Request To Send (Output)
5 Transmit Data (Output)
6 Clear To Send (Input)
7 Data Terminal Ready (Output)
8 Ring Indicator
9 Signal Ground
10 Unused
2
1
Figure A-7. Hard Disk Connector
Description
/Reset
Ground (GND)
Data Bit 7 (SD7)
Data Bit 8 (SD8)
Data Bit 6 (SD6)
Data Bit 9 (SD9)
Data Bit 5 (SD5)
Data Bit 10 (SD10)
Data Bit 4 (SD4)
Data Bit 11 (SD11)
Data Bit 3 (SD3)
Data Bit 12 (SD12)
Data Bit 2 (SD2)
Data Bit 13 (SD13)
Data Bit 1 (SD1)
Data Bit 14 (SD14)
Data Bit 0 (SD0)
Data Bit 15 (SD15)
Ground (GND)
NC
Pin Description
21 NC
22 Ground (GND)
23 -I/O Write (-IOW)
24 Ground (GND)
25 -I/O Read (-IOR)
26 Ground (GND)
27 IOCHRDY
28 ALE\
29 NC
30 Ground (GND)
31 IRQ14
32 /IOCS16
33 Address Bit 1 (SA1)
34 NC
35 Address Bit 0 (SA0)
36 Address Bit 2 (SA2)
37 Chip Select 0 (-CS0)
38 Chip Select 1 (-CS1)
39 /HDLED
40 Ground (GND)
10
9
40
39
45