User manual AUDIO TELEX TX8000-2

[. . . ] Each of the inputs is also equipped with an input sensitivity control which is located on the input PCB of the TX8000-2. Please refer to the 'Other Internal Adjustments' section of this manual for full details of this feature. Bass Tonal Control: Each input channel has a recessed (screwdrirer adjustable) bass tonal adjustment control labelled "Bass". Setting this control in the centre position will give a flat bass response. [. . . ] Power Switch: The switch marked "Power" hrns AC mains power'On' and 'Off to the TX8000-2. Rocking the switch in to the 'Up' position turns AC power on to the TX8000-2. When the switch is in the "On" position. a red neon will glow in the body df the switch. If the TX8000-2 is connected to a 24 volt DC supply, this switch will not effect the operation of the TX8000-2 from the DC supply. If both AC and DC are connected then the TX8000-2 will continue to operate normally when this switch is turned 'Off. The DC supply needs to be disconnected from the rear panel to completely 'turn off the TX8000-2. Rear Panel Socket: 8. Features ofthe rear panel are as follows: L Pin IEC AC Power The operaring voltage is 240 VAC @ 50 tlzor ll0 VAC @ 60 tlz. The AC power voltage level is not externally user adjustable but is factory pre-set. The inlet is equipped with an inbuilt AC fuse holder ptease ensure that the mains power cord is disconnected fitted with a I Amp fuse plus a spare. Power consumption is 5 VA before attempting to check or replace this fuse. 3 ilains lnlet: I ') Access Port: This port is to allow for external cable egress for accessories such as the ATC5488 the generator. 3, 24 Volt DC Power Supply Connection: oc connection is via this 2. lmm socket with + (hieh) on the centre pin and - (low) on the outer pin. When DC is connected to these terminals the TX8000-2 will continue to opemte regardless of the position of the AC power switch on the front panel. To turn off DC power to the TX8000-2, remor the connecting cables from these two posts. The maximum DC current drain is 350 mA 4. Master Output Connection: ohms. The pin connections:re, pin #l-eart[ pin #2-active This is an active balanced )(LR connection with a nominal level of 1. 5 volts (high, +); pin #3-active (low, -). @ 600 s. Dual RCA Sockets For Output To A Tape Recorderr Nominal T00mv @ loK ohms. The rape output is summed to mono and is connected before the master output level control so the tape output level is not affected by adjustments to the master output level control. 6. Active Balanced, XLR Sockets For The Microphone lnputs: withaninputsensitivityof 0. 6mV@ 200 ohms (see the 'Other lnternal Adjustrnents' section on the last page of this manual for details about the trim level control available for each channel). Pin connections are: pin #l+arth; pin #2-active (higlL +); pin #3-active (low, -). [. . . ] Tone selection and activation cables may be routed via the access port in the reat panel of the TX8000-2. The ATC5488 is connected as per the comprehensive instructions zupplied with the ATC5488. Please contact your supplier for pricing and delivery information for all ofthe optional accessories described above. Other I nternal Adiustments The fotlowing adjustments involve access to the inside of the TX8000-2. Installation should only be attempted by a qualified technician. [. . . ]