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2 P
IN
A
SSIGNMENTS
P
RESARIO
N
OTEBOOK
M
AINTENANCE
AND
S
ERVICE
G
UIDE
1200XL S
ERIES
Presario 1200 Series
Models: XL101-XL113, XL115, XL118-XL127
Serial Connector
Universal Serial Bus (USB) Connectors
Pin Assignments
Pin Signal Pin Signal
1 Carrier Detect 6 Data Set Ready
2 Receive Data 7 Ready to Send
3 Transmit Data 8 Clear to Send
4 Data Terminal
Ready
9 Ring Indicator
5Signal Ground
Pin Assignments
Pin Signal Pin Signal
1 +5V 3 Data +
2 Data - 4 Ground