Yamaha GF24/12 инструкция обслуживания

E Keep This Manual For Future Reference. MIXING CONSOLE Owner’s Manual[...]

WARNING: THIS APPARATUS MUST BE EARTHED IMPORTANT THE WIRES IN THIS MAINS LEAD ARE COLOURED IN ACCORDANCE WITH THE FOLLOWING CODE: GREEN-AND-YELLOW : EARTH BLUE : NEUTRAL BROWN : LIVE As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured markings identifying the terminals in your plug, proceed as follo[...]

Precautions 3 —Owner’s Manual Precautions W arnings • Do not allow wate r to enter this unit or allo w the unit to bec ome wet. Fire or electr ical shock may result. • Connect this unit ’ s power c or d only to an A C out- let of the ty pe stated in this Owner’ s M anual or as marked on the unit. Failure to do so is a fir e and electri[...]

4 Introduction —Owner’s Manual Introduction Thank you for pur chasing the Y amaha GF24/12, GF16/12, or GF12/12 mixing console. These mix ers pro vide an ample twelve outputs, and are suitable for a wide var iety of applications ranging from concert sound reinfor cement t o installed systems. In order to take full ad vantage of the mix er’ s f[...]

Front and rear panel 5 —Owner’s Manual Front and rear panel This section explains the names and functions of each section of the GF24/12, GF16/12, and GF12/12. The functionality of these mixers is grouped int o ten sections. These are the two chan- nel contr ol sections, seven mast er contr ol sections, and the rear panel connectors. Their func[...]

6 Front and rear panel —Owner’s Manual Channel controls ■ Mono input channels Her e are the 20 {12, 8} mono input channels of the GF24/12 {GF16/12, GF12/12}. The input channel section proc esses the signal from the input jacks of the connector section, and sends the result to the GR OUP buses, A UX buses, and the ST bus. 1 Pad switch This att[...]

Channel controls 7 —Owner’s Manual 7 PRE switches These switches select whether the pre or post - fader signal w ill be sent to A UX buses 3–6. This setting is switched in pairs: A UX 3/4 and 5/6. W hen the switch is pressed in, the pre-fader sig- nal will be sent to the corresponding pair of A UX buses. W hen the switch is in the out (up) po[...]

8 Front and rear panel —Owner’s Manual ■ Stereo input channels Her e are the tw o ster eo input channels pr ovided by the GF24/12, GF16/12, and GF12/12. The INPUT 21/22 and 23/24 {13/14 and 15/16 on the GF16, and 9/10 and 11/12 on the GF12/12} jacks ( 6 and 0 of the connector section) ar e pairs of connect ors that let you c ontrol a st ereo [...]

Channel controls 9 —Owner’s Manual 6 AUX controls (1–6) These knobs adjust the level at which the input channel signal is sent to the A UX buses 1–6. A UX contr ols 1 and 2 are fix ed at pre-fader , and A UX contr ols 3–6 can be switched between pre/post fader using the PRE switch ( 7 ). W hen a knob is in the “ √ ” position, the l[...]

10 Front and rear panel —Owner’s Manual Master controls ■ GROUP section This section individually controls the output sig- nal of GROUP buses 1–4. The signal that passes through the GR OUP 1–4 output channels can be sent individually from the GR OUP OUT 1–4 output jacks (page 20, D in the connect or sec- tion), and can also be sent to t[...]

Master controls 11 —Owner’s Manual ■ AUX section This section individually controls the output sig- nals of A UX buses 1–6. The signal that has passed through the A UX 1–6 output channels can be sent individually to the A UX OUT jacks 1–6 (page 17, 1 in the connect or section), and can also be sent to the PFL/AFL bus by using the AFL sw[...]

12 Front and rear panel —Owner’s Manual ■ STEREO/MONO section This section separately contr ols the STEREO OUT jacks (page 17, 3 in the connect or section) which are the main output of the mixer , and the MONO OUT jack (page 17, 2 in the connector section) which outputs a monaural mix of the STEREO OUT output. 1 MONO (monaural) control This a[...]

Master controls 13 —Owner’s Manual ■ AUX RETURN section This section contr ols the two ster eo A UX returns. By using the L and R jacks of A UX RETURN 1/2 (page 19, A in the connect or section) in pairs, you can input st ereo signals. If only the L jack of A UX RETURN 1/2 is connected, this can be used as a monaural A UX return. The input sig[...]

14 Front and rear panel —Owner’s Manual ■ T APE IN section This section contr ols the signal that is input from the T APE IN jacks (page 17, 4 in the connector section). The input signal from the T APE IN jacks can be sent directly fr om the ST bus, and can also be monitored fr om the C-R OUT jacks or PHONES jack. 1 ST (stereo) control This a[...]

Master controls 15 —Owner’s Manual 3 T APE IN switch This selects the signal that w ill be monitored b y the C-R OUT jacks and PHONES jack: either the PFL/AFL bus, or the T APE IN jacks. 4 C-R MONITOR LEVEL (control room moni- tor level) control This adjusts the level of the signal that is sent to the C-R OUT jacks. It does not affect the outpu[...]

16 Front and rear panel —Owner’s Manual ■ Meter section This is a peak level meter that sho ws (acc ording to the setting of the METER SELECT sw itch, page 14) the output levels of GR OUP buses 1–4, the ST bus, and the PFL/AFL bus, and the input level of the T APE IN jacks. The status of the mix er’ s pow er supply and phantom po wer is a[...]

Connectors 17 —Owner’s Manual Connectors 1 AUX OUT jacks 1–6 These are TRS phone output jacks (balanc ed) that individually output the signals of A UX buses 1–6. N ominal level is +4 dB . These jacks can be connect ed to y our foldback system or to the inputs of external effect proc essors. The pin w ir- ing is shown in the following diagra[...]

18 Front and rear panel —Owner’s Manual 5 REC OUT jacks These are phono jacks (unbalanc ed) that output the signal from the ST bus, with a nominal level of –10 dBV . This output sig nal is not affected by external effect pr ocessors c onnected t o the ST INSER T I/O jacks ( B ) or by the position of the STEREO fader (page 12, 3 in the STEREO/[...]

Connectors 19 —Owner’s Manual 9 INSERT I/O jacks 1–20 {1–12 on the GF16/ 12, 1–8 on the GF12/12} These are TRS phone input/output jacks for inserting external effect processors betw een the EQ and channel fader of a monaural input chan- nel. N ominal level is 0 dB . The pin w iring is shown in the following diagram. 0 INPUT B jacks 21–2[...]

20 Front and rear panel —Owner’s Manual B ST INSERT I/O jacks These are TRS phone input/output jacks for inserting external effect processors betw een the ST bus and the STEREO fader . The nominal input/output level is 0 dB. The pin w iring is shown in the following diagram. C C-R OUT (control room monitor out) jacks These are 1/4" phone o[...]

Specifications 21 —Owner’s Manual Speci fi cations General speci fi cations • 0 dB is referenced to 0.775 Vrms. Frequency response 20 Hz–20 kHz +1 dB, –3 dB @+4 dB into 600 Ω (GROUP OUT , AUX OUT , ST OUT , MONO OUT) Input gain control: minimum T otal harmonic distortion Less than 0.1%, @20 Hz–20 kHz, +14 dB into 600 Ω (GROUP OUT [...]

22 Specifications —Owner’s Manual Input speci fi cations Output speci fi cations Specifications are subject to c hange without prior notice. For E uropean M odel Pur chaser/U ser Information specified in EN55103-1 and EN55103-2. Inrush C urrent: 3A Conformed En vironment: E1, E2, E3 and E4 †1. Sensitivity is the lo west level that will pr[...]

Dimensions 23 —Owner’s Manual Dimensions 300 119 D: 487 H: 157 119 119 349 119 119 463 119 119 349 351 GF12/12 GF16/12 GF24/12 Unit: mm W: GF24/12: 938 GF16/12: 701 GF12/12: 587[...]

24 Specifications —Owner’s Manual Block/Level Diagram HIGH MID LOW ST INPUT ST INPUT *2,*4 *1,*3 *2,*4 *1,*3 ON TO S T to PFL/AFL AFL AFL PFL to PFL/AFL to PFL/AFL PFL ST to ST to ST PFL PFL 1-2 to ST ST to ST (MONO) (MONO) (MONO) A B ON Same as AUX OUT 1 Same as GROUP OUT 1 AUX OUT 2-6: GROUP OUT 2-4: 3-4 3-4 1-2 PHANTOM GROUP OUT , AUX OUT (+[...]

25 —Owner’s Manual Ch Input *1,*3 REC OUT MONO L R MONO POST STEREO OUT MONO OUT AFL ON (R) (L) Ch Input *2,*4 Ch Input *1,*3 Ch Input *2,*4 Ch Input Ch Input from from R METER SELECT PHONES (3 mW , 40*) REC OUT ( – 10 dBV) C-R OUT (+4 dB) STEREO OUT , MONO OUT (+4 dB) ST INSERT I/O (0 dB) T APE IN ( – 10 dBV) L R AUX RETURN 1, 2 from GROUP[...]

YAMAHA CORPORATION V329640 R3 1 IP 32 Pro Audio Di vision, #18/3 P .O. Box 3, Hamamatsu, 430-8651, J apan NP Printed in Taiwan[...]