Pioneer GM-4000F/X1R/ES Manuel d'entretien - Page 3

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CONTENTS

SAFETY INFORMATION............................................2

1. SPECIFICATIONS .......................................................3

2. EXPLODED VIEWS AND PARTS LIST ......................4

2.1 PACKING..............................................................4

2.2 EXTERIOR ............................................................6

3. SCHEMATIC DIAGRAM.............................................8

3.1

OVERALL CONNECTION DIAGRAM(GUIDE PAGE)

4. PCB CONNECTION DIAGRAM................................14

4.1 AMP UNIT..........................................................14

1. SPECIFICATIONS

Power source .......................................................................................................... 14.4 V DC (10.8 - 15.1 V allowable)

Grounding system .......................................................................................................................................... Negative type

Backup current .................................................................................................................................................. 3 mA or less

Current consumption .................................................................................................... 18.1 A (at continuous power, 4 Ω)

Average current drawn* ........................................................................................................ 6.6 A (4 Ω for four channels)

Fuse .............................................................................................................................................................................. 25 A

Dimensions ...................................................................................................................... 300 (W) × 61 (H) × 237 (D) mm

Weight .................................................................................................................... 3.8 kg (Leads for wiring not included)

Maximum power output .................................................................................................................... 70 W × 4 / 150 W × 2

Continuous power output ........................................................................ 45 W × 4 / 100 W × 2 (DIN45324, +B=14.4 V)

Load impedance .......................................................................................................................... 4 Ω (2 - 8 Ω allowable)

Frequency response .......................................................................................................... 10 - 50,000 Hz (+0 dB, -1 dB)

Signal-to-noise ratio .................................................................................................................... 100 dB (IEC-A network)

Distortion .......................................................................................................................................... 0.008% (10 W, 1 kHz)

Separation ...................................................................................................................................................... 60 dB (1 kHz)

Low pass filter .............................................................................................................................. Cut off frequency: 80 Hz

High pass filter ............................................................................................................................ Cut off frequency: 80 Hz

Maximum input level/impedance .................................................................................. RCA: 6.5 V/22 kΩ (0.4 - 6.5 V)

Note:

• Specifications and the design are subject to possible modification without notice due to improvements.

*Average current drawn

• The average current drawn is nearly the maximum current drawn by this unit when an audio signal is input. Use this value when

working out total current drawn by multiple power amplifiers.

5. ELECTRICAL PARTS LIST........................................18

6. ADJUSTMENT .........................................................21

7. GENERAL INFORMATION.......................................22

7.1 DIAGNOSIS .......................................................22

7.1.1 DISASSEMBLY.........................................22

7.1.2

.....8

8. OPERATIONS ...........................................................24

9.0 A (4 Ω for two channels)

(Bridge connection: 4 - 8 Ω allowable)

Cut off slope: -12 dB/oct

Speaker: 26 V/40 kΩ (1.6 - 26 V)

GM-4000F/X1R/EW

CONNECTOR FUNCTION DESCRIPTION

......23