Lenovo NetVista IBM PC300 (Type 2169) - Hardware Maintenance Manual (September - Page 138
System Board Connector Pin Signals, Monitor Port Signals, Serial Port Signals, Parallel Port Signals
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System Board Connector Pin Signals Monitor Port Signals Pin Signal Name I/O Pin Signal Name I/O 1 Red Video O 9 +5 V dc N/A 2 Green Video O 10 Synch Ground N/A 3 Blue Video O 11 No Connection N/A 4 No Connection N/A 12 Monitor ID Bit 1 I 5 Synch Ground N/A 13 Horizontal Synch O 6 Red Ground N/A 14 Vertical Synch O 7 Green Ground N/A 15 Monitor ID Bit 3 I 8 Blue Ground N/A Serial Port Signals Pin Signal Name I/O Pin Signal Name I/O 1 Data Carrier Detect I 6 Data Set Ready I 2 Receive Data I 7 Request To Send O 3 Transmit Data O 8 Clear To Send I 4 Data Terminal O 9 Ring Indicator I Ready 5 Signal Ground N/A Parallel Port Signals Pin Signal Name 1 Strobe 2 Data Bit 0 3 Data Bit 1 4 Data Bit 2 5 Data Bit 3 6 Data Bit 4 I/O Pin Signal Name I/O O 14 Auto Feed N/A I/O 15 Error I I/O 16 Initialize O I/O 17 Select (In) O I/O 18 Ground Power I/O 19 Ground Power 136