Service Manual
Page 1
... 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936 C PIONEER CORPORATION 2000 K-ZZS. GENERAL INFORMATION 20 7.1 DISASSEMBLY 20 8. PIONEER EUROPE N.V. EXPLODED VIEWS AND PARTS LIST 2 3. ELECTRICAL PARTS LIST 16 6. NOV. 2000 Printed in Japan Service GM-X554/X1R/EW Manual BRIDGEABLE FOUR-CHANNEL POWER AMPLIFIER GM-X554 GM-X554 X1R/EW GM-X554 X1R/ES ORDER...
... 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936 C PIONEER CORPORATION 2000 K-ZZS. GENERAL INFORMATION 20 7.1 DISASSEMBLY 20 8. PIONEER EUROPE N.V. EXPLODED VIEWS AND PARTS LIST 2 3. ELECTRICAL PARTS LIST 16 6. NOV. 2000 Printed in Japan Service GM-X554/X1R/EW Manual BRIDGEABLE FOUR-CHANNEL POWER AMPLIFIER GM-X554 GM-X554 X1R/EW GM-X554 X1R/ES ORDER...
Service Manual
Page 22
...the speakers you hear a beat while listening to the type of speaker that is switched on. output of 4 V or more, adjust level to the Pioneer amplifier. Cut Off Frequency Control If the LPF/HPF select switch is not necessary for speaker outputs A and B to the same position. • When ...using with an RCA equipped Pioneer car stereo with an RCA equipped car stereo (standard output of 500 mV), set to the right. Speaker Type Subwoofer Full range Full range * See the "Cut Off Frequency Control" section. GM-X554 22 Setting the Unit Gain Control Adjusting the gain...
...the speakers you hear a beat while listening to the type of speaker that is switched on. output of 4 V or more, adjust level to the Pioneer amplifier. Cut Off Frequency Control If the LPF/HPF select switch is not necessary for speaker outputs A and B to the same position. • When ...using with an RCA equipped Pioneer car stereo with an RCA equipped car stereo (standard output of 500 mV), set to the right. Speaker Type Subwoofer Full range Full range * See the "Cut Off Frequency Control" section. GM-X554 22 Setting the Unit Gain Control Adjusting the gain...
Service Manual
Page 23
Connection Diagram Fuse (30 A) Grommet Fuse (30 A) Special red battery wire [RD-223] (sold separately). GM-X554 RCA output jack RCA input jack B RCA input jack A Fuse (20 A) × 2 Speaker terminal Back side Connecting wires with RCA pin plugs (sold separately) Connect ... relay control terminal. Car stereo with RCA input jacks External Output If only one input plug is used, do not connect anything to the left. Amplifier with RCA output jacks Front side Input Select Switch For two-channel input, slide this switch to metal body or chassis. Ground wire (Black) [RD...
Connection Diagram Fuse (30 A) Grommet Fuse (30 A) Special red battery wire [RD-223] (sold separately). GM-X554 RCA output jack RCA input jack B RCA input jack A Fuse (20 A) × 2 Speaker terminal Back side Connecting wires with RCA pin plugs (sold separately) Connect ... relay control terminal. Car stereo with RCA input jacks External Output If only one input plug is used, do not connect anything to the left. Amplifier with RCA output jacks Front side Input Select Switch For two-channel input, slide this switch to metal body or chassis. Ground wire (Black) [RD...
Service Manual
Page 24
GM-X554/X1R/UC Power source 14.4 V DC (10.8 - 15.1 V allowable) Grounding system ...Negative type Current consumption 27.1.... *Average current drawn • The average current drawn is nearly the maximum current drawn by this unit when an audio signal is input. GM-X554X1R/EW Power source 14.4 V DC (10.8 - 15.1 V allowable) Grounding system ...Negative type Current consumption 27.1 A (at 14... value when working out total current drawn by multiple power amplifiers. 24 Use this value when working out total current drawn by multiple power amplifiers. - GM-X554 8.2 SPECIFICATIONS -
GM-X554/X1R/UC Power source 14.4 V DC (10.8 - 15.1 V allowable) Grounding system ...Negative type Current consumption 27.1.... *Average current drawn • The average current drawn is nearly the maximum current drawn by this unit when an audio signal is input. GM-X554X1R/EW Power source 14.4 V DC (10.8 - 15.1 V allowable) Grounding system ...Negative type Current consumption 27.1 A (at 14... value when working out total current drawn by multiple power amplifiers. 24 Use this value when working out total current drawn by multiple power amplifiers. - GM-X554 8.2 SPECIFICATIONS -
Service Manual
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- Use this unit when an audio signal is nearly the maximum current drawn by this value when working out total current drawn by multiple power amplifiers. GM-X554 25 GM-X554/X1R/ES Power source 14.4 V DC (10.8 - 15.1 V allowable) Grounding system ...Negative type Current consumption 27.1 A (at continuous power, 4 Ω) Idle current ...4 - 25 mA Average...
- Use this unit when an audio signal is nearly the maximum current drawn by this value when working out total current drawn by multiple power amplifiers. GM-X554 25 GM-X554/X1R/ES Power source 14.4 V DC (10.8 - 15.1 V allowable) Grounding system ...Negative type Current consumption 27.1 A (at continuous power, 4 Ω) Idle current ...4 - 25 mA Average...