8588121000 (568234) Owner’s manual PX-6 Professional monitor system Thank you very much for purchasing the Fostex PX-6 professional monitor system. This manual provides the operating instructions for the PX-6. Read this before you use the unit for the first time. After reading, keep this manual in a convenient place so that you can consult it at any time.
WARNINGS and PRECAUTIONS • CAUTION: TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE OF PLUG TO WIDE SLOT, FULLY INSERT. ATTENTION: POUR PREVENIR LES CHOCS ELECTRIQUES, APAR DE LA FENTE LARGE, FOND. ATTENTION: Danger d’explosion si les piles sont remplacées de façon incorrect. Remplacer les piles seulement par le même type de pile ou l’équivalent. • WARNING: Do not install this equipment in a confined space such as a book case or similar unit.
Table of contents Introduction WARNINGS and PRECAUTIONS. . . . . . . . . . . . E-2 IMPORTANT SAFETY INSTRUCTIONS. . . . . . . E-2 Table of contents . . . . . . . . . . . . . . . . . . . . . . . . E-3 FCC (U.S.A.) & ICES-003 (Canada) INFORMATION. . . . . . . . . . . . . . . . . . . . . . . . E-3 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-3 Supplied accessories. . . . . . . . . . . . .
Features and functions ❶ ❷ [INPUT] jack (RCA jack) You can connect an RCA plug to this unbalanced line input jack. ❸ : You cannot use both the RCA and combo [INPUT] jacks simultaneously. When a plug is plugged into the RCA jack, the phone jack is disabled. When an RCA plug and an XLR connector are simultaneously inserted to the RCA and XLR jacks respectively, both the input signals are mixed.
Features and functions ❶ ❻ Mode select switch You can select the control mode: LEVEL or TONE. When the switch is set to LEVEL, you can control the volume level using the [CONTROL] knob. When the switch is set to TONE, you can control the bass and treble using the [CONTROL] knob. When the switch is set to the center position (OFF), you cannot change any value using the [CONTROL] knob. See “Level and tone controls” on pages 6-7 for details.
Volume level and tone controls You can adjust volume level as well as tone using the [CONTROL] knob. 1) Set the mode select switch to the LEVEL position. LEVEL The upper status indicator (beside VOLUME) lights steadily. In this condition, you can coarsely adjust the volume level. 2) Adjust the volume level coarsely by rotating the [CONTROL] knob. VOLUME : If you change the stored value by rotating the [CONTROL] knob, the status indicator changes from lighting to flashing .
Volume level and tone controls 1) Set the mode select switch to the TONE position. LEVEL The upper status indicator (beside TREBLE) lights steadily. In this condition, you can adjust the treble setting. VOLUME 2) Adjust the treble by rotating the [CONTROL] knob. TRIM : You can adjust the treble by changing the tweeter level within the range of -3 dB to +3 dB. : If you change the stored value by rotating the [CONTROL] knob, the status indicator changes from lighting to flashing .
Standby function Parameter lock function Auto standby function When the mode select switch is set to OFF, the parameter lock function is enabled and the unit is in the following conditions. • You cannot change the setting values. • The auto standby function is disabled. When the mode select switch is set to VOLUME or TONE, the auto standby function is enabled. When the auto standby function is enabled, if there is no input signal for four hours, the unit automatically enters the standby mode.
Using the unit with a subwoofer The unit is equipped with a phase-adjustable high-pass filter so you can use the unit with a subwoofer in the optimum condition. The highpass filter cutoff frequency is fixed to 85 Hz with a slope of 36 dB/oct. By adjusting the phase of the unit between 0 degree and 180 degrees in 20 steps, you can match the phase between a subwoofer and the unit, which ensures to get natural and smooth crossover characteristics regardless of the subwoofer’s position.
Using the unit with a subwoofer When a subwoofer and the PX-6 are not positioned at the same distance from the listening point, you need to adjust the phase to compensate. Sub L C R 1m L R Level indicator scale 6 5 4 3 2 7 1 10 11 12 8 9 0 13 14 15 16 17 18 19 20 1m Table 1: Phase adjustment table LS Fig. 3 Subwoofer is positioned away from the PX-6s. Sub RS Fig. 4 Front and rear speakers are not positioned at the same distance from the listening point.
Using the unit with a subwoofer Specifications Subwoofer settings after adjusting the phase of the high-pass filter Speaker section • Input an 85-Hz sine wave to both the unit and the subwoofer. If you find the phase is reversed, flip the phase of the subwoofer 180 degrees. • While monitoring music, adjust the level of the subwoofer appropriately so that you can get a flat sound pressure level at the low frequency range around 85-Hz. : For the subwoofer settings, see its instruction manual.
Declaration of EC Directive This equipment is compatible with the EMC Directive (2004/108/EC) - Directive on approximation of member nation's ordinance concerning the electromagnetic compatibility and with the Low Voltage Directive (73/23/EEC) - Directive on approximation of member nation's ordinance concerning electric equipment designed to be used within the specified voltage range.
