Panasonic 744T User Manual

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Headphone Output 
21
Headphone Output 
The 744T headphone output is a fl exible tool for monitoring audio in the fi eld. The 744T allows the 
user to monitor inputs, tracks, or post-record tracks. The headphone output is independent of the 
Master Output Bus and Output Bus 2—audio sources can be routed to headphones independent of 
routing assignments to output buses. 
The 744T is capable of driving headphones to extremely high sound pressure levels. Hearing experts 
advise against exposure to high sound pressure levels for extended periods. 
Choosing Headphone Sources 
 The headphone source display on the main LCD screen (
) shows the audio sources sent 
to headphones. The 744T comes from the factory with 10 preset headphone audio source selections 
available on the Multi Function Controller. These selections include inputs, tracks and track moni-
tors. Turn the Multi-Function Controller on the right panel when at the main LCD screen to select 
among the available headphone monitoring sources. 
Track Monitor
 
The 744T can monitor recorded audio from the internal hard drive or Compact Flash while record-
ing. To monitor recorded tracks, select one of the track modes with an “m” following the track 
designations. Because of the record buffering of the 744T, a delay of up to 12 seconds can be expected 
before recorded audio appears at the output. The 744T will play back recorded audio from the media 
highlighted in the LCD panel (see 
File Management and Copying
 for more information on selecting 
and highlighting recording medium). 
Setting Headphone Source Options 
In addition to the 10 preset headphone routings, a total of 20 available “slots” can be fi lled in a user 
defi ned order. Headphone monitoring sources can be set from various combinations of inputs, 
tracks, and post-record tracks, including stereo and MS decoding. The order of headphone selections 
is user selectable. Available audio sources for headphone monitoring include: 
HP Sources 
Description 
Inputs 1,2
Inputs 3,4
Stereo monitoring of input pairs. Inputs 1 and 3 are assigned to left headphone output; inputs 2 and 
4 are assigned to right headphone output. 
Tracks A,B 
Tracks C,D 
Stereo monitoring of track pairs. Tracks 1 and 3 are assigned to left headphone output; tracks 2 and 
4 are assigned to right headphone output. Upon playback, will play as track monitor. 
Monitor A,B 
Monitor C,D 
Stereo monitoring of playback (post-record) track pairs. Tracks 1 and 3 are assigned to left head-
phone output; tracks 2 and 4 are assigned to right headphone output. 
Input 
Input 
Input 3 
Input 
Solo monitoring of selected input. This signal is sent to both sides of the headphones. 
Track A 
Track B 
Track C 
Track D 
Solo monitoring of selected track. This signal is sent to both sides of the headphones. Upon play-
back, will play as track monitor. 
Monitor Am 
Monitor Bm 
Monitor Cm 
Monitor Dm 
Solo monitoring of playback (post-record) track. Highlighted media is source of monitor program. 
This signal is sent to both sides of the headphones. When not in playback, headphones have no 
program. 
Inputs 1,2 MS 
Inputs 3,4 MS
Stereo monitoring of discrete M (mid) and S (side) input pairs. Highlighted media is source of moni-
tor program.