Pioneer GM-3000T Service-Handbuch - Seite 3
Blättern Sie online oder laden Sie pdf Service-Handbuch für Verstärken Pioneer GM-3000T herunter. Pioneer GM-3000T 19 Seiten. Bridgeable power amplifier
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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..................8
4. PCB CONNECTION DIAGRAM................................10
4.1 AMP UNIT..........................................................10
1. SPECIFICATIONS
Power source .......................................................................................................... 14.4 V DC (10.8 - 15.1 V allowable)
Grounding system .......................................................................................................................................... Negative type
Backup Current .............................................................................................................................................. 5.1 mA or less
Current consumption .................................................................................................... 11.3 A (at continuous power, 4 )
Average current drawn* ........................................................................................................ 3.8 A (4
Fuse .............................................................................................................................................................................. 20 A
Dimensions ...................................................................................................................... 300 (W) 61 (H) 157 (D) mm
Weight .................................................................................................................... 2.6 kg (Leads for wiring not included)
Maximum power output .................................................................................................................... 80 W 2 / 200 W 1
Continuous power output ........................................................................ 60 W 2 / 150 W 1 (DIN45324, +B=14.4 V)
Load impedance .......................................................................................................................... 4
Frequency response .......................................................................................................... 10 - 45,000 Hz (+0 dB, -1 dB)
Signal-to-noise ratio .................................................................................................................... 100 dB (IEC-A network)
Distortion ........................................................................................................................................ 0.008 % (10 W, 1 kHz)
Separation ...................................................................................................................................................... 55 dB (1 kHz)
Low pass filter .............................................................................................................................. Cut off frequency: 80 Hz
Maximum input level/impedance .................................................................................. RCA: 6.5 V/22 k (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.
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5. ELECTRICAL PARTS LIST........................................14
6. ADJUSTMENT .........................................................16
7. GENERAL INFORMATION.......................................17
7.1 DIAGNOSIS .......................................................17
7.1.1 DISASSEMBLY.........................................17
7.1.2
8. OPERATIONS ...........................................................19
for two channels)
(2 - 8
(Bridge connection: 4 - 8
Cut off slope: -12 dB/oct
Speaker: 26 V/40 k (1.6 - 26 V
GM-3000T/X1H/EW
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7
allowable)
allowable)
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8
A
......18
B
C
D
E
F
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