HP Model 715/100 hp 9000 series 700 model 715 workstations service handbook (a - Page 17

System Unit Controls and Front Panel Connectors

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System Unit Controls and Front Panel Connectors Figure 1-1 shows the Power and TOC (Transfer Of Control) switches. Use the Power switch to power the system unit on and off. Use the TOC switch to reset the operating system. Do not push the TOC switch unless you have first shutdown the operating system by using the shutdown command. NOTICE: Model 715/64, 715/80, 715/100, and 715/100XC workstations are equipped with a soft shutdown feature. These systems shut down the file system automatically when you power the system off. Front Audio/Headphones OUT Connector (Stereo) Audio/Microphone IN Connector (Stereo) TOC Switch Power Switch Figure 1-1. System Unit Controls Figure 1-1 also shows the Audio connectors on the front panel. The workstation has audio input and output capability through external input and output connectors and an internal speaker. The line-in and line-out connectors are located on the rear panel and are described later in this chapter. The front panel contains the Audio/Headphone OUT and Audio/Microphone IN connectors. The Audio/Headphone OUT connector is a stereo headphone output. The Audio/Microphone IN connector is a mono microphone input. The ring connector of the microphone jack supplies +1.5 volts dc for microphones that require it. A microphone for 1-4 Product Information

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1–4
Product Information
System Unit Controls and Front Panel Connectors
Figure 1–1 shows the Power and TOC (Transfer Of Control) switches.
Use the Power switch to power the system unit on and off.
Use the TOC switch to reset the operating system. Do not push the TOC switch un-
less you have first shutdown the operating system by using the
shutdown
command.
NOTICE:
Model 715/64, 715/80, 715/100, and 715/100XC
workstations are equipped with a soft shutdown fea-
ture. These systems shut down the file system auto-
matically when you power the system off.
Power Switch
TOC Switch
Front
Audio/Headphones OUT
Connector (Stereo)
Audio/Microphone IN
Connector (Stereo)
Figure 1–1.
System Unit Controls
Figure 1–1 also shows the Audio connectors on the front panel. The workstation has
audio input and output capability through external input and output connectors and
an internal speaker. The line–in and line–out connectors are located on the rear panel
and are described later in this chapter. The front panel contains the Audio/Headphone
OUT and Audio/Microphone IN connectors.
The Audio/Headphone OUT connector is a stereo headphone output. The Audio/Mi-
crophone IN connector is a mono microphone input. The ring connector of the micro-
phone jack supplies +1.5 volts dc for microphones that require it. A microphone for