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JBL Consumer Products
250 Crossways Park Drive

Woodbury, NY 11797

Part No. SH1122
Made in USA

Specifications

JBL P-4020

JBL P-4040

Power Output, 4 ohms:

2 x 40 watts

4 x 40 watts

Power Output, 2 ohms:

2 x 50 watts

4 x 50 watts

Power Output, Bridged 4 ohms:

100 watts

100 watts x 2

Frequency Response:

20Hz ~ 20kHz +0dB, –1dB

Input Sensitivity:

250mV ~ 4V

THD + Noise (4 ohms):

0.05 %

Signal-to-Noise:

>100dB

Maximum Current Draw:

18A

40A

Dimensions (W x H x L):

7-5/8" x 2-1/4" x 8-3/4"

13-5/8" x 2-1/4" x 8-3/4"

194 x 58 x 223mm

347 x 58 x 223mm

Specifications

P-4020, P-4040

P-4020/4040 OM. 7/14/98 11:42 AM Page 8

Содержание P-4020

Страница 1: ...Power Series Amplifiers P 4020 P 4040 Owner s Manual GENUINE JBL P 4020 4040 OM 7 14 98 11 42 AM Page 1 ...

Страница 2: ... will shut it down if the electrical system voltage drops below 5Vdc or exceeds 18Vdc temper atures are above 194 F 90 C short circuits occur or current draw exceeds product specifications For best perfor mance check the intended mounting site to make sure the operating envi ronment does not create conditions that will trigger the protection circuit Prior to installation turn off all audio systems...

Страница 3: ...uses P 4020 20A ATC type P 4040 30A ATC type 6 Power Connector Connection for 12V Gnd and Rem 7 Input Mode Switch Sums left and right inputs 8 Input Sensitivity Control Adjusts input sensitivity for pre amp level and speaker level inputs 9 Pre amp Output Selector Switch Selects input path for pre amp output Output can be summed from front and rear inputs with no filter or filtered by the front or ...

Страница 4: ...d to the amplifier must be at least 4 ohms in bridge mode 3 If you are running the amp in tri mode stereo and mono simultaneously to one or two pairs of satellite speakers and a subwoofer refer to the chart above to determine the capacitor and inductor values you ll need to route bass signals to the woofer and midrange and high frequencies to the satellite speakers These passive crossover componen...

Страница 5: ... sensitivity GAIN control to its minimum counterclock wise position 1 Reconnect the negative lead to your vehicle s battery Apply power to the audio system and play a favorite music track from CD or tape Note After the source unit is on the JBL badge on the top panel will illuminate indicating the amplifier is on If not check the wiring especially the remote connection from the source unit Also re...

Страница 6: ...o select an inductor for the subwoofer and corresponding capacitors for left and right speakers Figure 4 In this example system the front channels of a P 4040 drive a pair of 5 1 4 2 way speak ers and the rear channels are bridged to drive a single 12 woofer ST MO INPUT MODE PRE OUT LEVEL INPUT MODE MO ST 4V 250V FRONT F R FLAT REAR LP FRT LP FRT REAR XOVER FLAT HP LP XOVER FLAT HP LP LEVEL 4V 250...

Страница 7: ...ere are no short circuits speaker is flashing loads are not less than 2 ohms 4 ohms in mono Audio cycles off and on GAIN is set too high Set Input Sensitivity amber protection LED correctly see page 5 on top panel is flashing Fuse blows Incorrect wiring or short circuit Check connections refer to Applications Troubleshooting Use the following guide to identify symptoms and solve problems Make sure...

Страница 8: ...4 x 50 watts Power Output Bridged 4 ohms 100 watts 100 watts x 2 Frequency Response 20Hz 20kHz 0dB 1dB 20Hz 20kHz 0dB 1dB Input Sensitivity 250mV 4V 250mV 4V THD Noise 4 ohms 0 05 0 05 Signal to Noise 100dB 100dB Maximum Current Draw 18A 40A Dimensions W x H x L 7 5 8 x 2 1 4 x 8 3 4 13 5 8 x 2 1 4 x 8 3 4 194 x 58 x 223mm 347 x 58 x 223mm Specifications P 4020 P 4040 P 4020 4040 OM 7 14 98 11 42 ...

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JBL P-4020, Руководство пользователя

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