![Asus H81M-P-SI User Manual Download Page 26](http://html.mh-extra.com/html/asus/h81m-p-si/h81m-p-si_user-manual_25466026.webp)
1-18
Chapter 1: Product introduction
11. LPT connector (26-1 pin LPT)
The LPT (Line Printing Terminal) connector supports devices such as a printer. LPT
standardizes as IEEE 1284, which is the parallel port interface on IBM PC-compatible
computers.
H81M-P-SI
Parallel Port connector
LPT
PIN 1
SLCT
PE
BUSY
ACK#
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
STB#
GND
GND
GND
GND
GND
GND
GND
GND
SLIN#
INIT#
ERR#
AFD
H81M-P-SI
12. Mono out header (2-pin MONO_OUT)
This internal mono out header allows connection to an internal, low power speaker for
basic system sound capability. The subsystem is capable of driving a speaker load of 4
Ohms at 2 Watts (rms).
R_OUT- R_OUT+
PIN 1
MONO_OUT
H81M-P-SI MONO_OUT connector
H81M-P-SI
10. Speaker connector (4-pin SPEAKER)
The 4-pin connector is for the chassis-mounted system warning speaker. The speaker
allows you to hear system beeps and warnings.
H81M-P-SI
H81M-P-SI System panel connector
Speaker Out
GND
GND
+5V
SPEAKER
PIN 1
Summary of Contents for H81M-P-SI
Page 1: ...Motherboard H81M P SI ...