Service Manual
Page 1
... Alexandra Road, #04-01, Singapore 159936 C PIONEER CORPORATION 2000 K-ZZS. CRT2613 X1R/UC CONTENTS 1. SCHEMATIC DIAGRAM 6 4. ELECTRICAL PARTS LIST 16 6. PIONEER EUROPE N.V. GENERAL INFORMATION 20 7.1 DISASSEMBLY 20 8. NOV. 2000 Printed in Japan PCB CONNECTION DIAGRAM 12 5. Service GM-X554/X1R/EW Manual BRIDGEABLE FOUR-CHANNEL POWER AMPLIFIER GM-X554 GM-X554 X1R/EW GM-X554 X1R/ES ORDER NO. SAFETY INFORMATION 2 2. P.O.Box...
... Alexandra Road, #04-01, Singapore 159936 C PIONEER CORPORATION 2000 K-ZZS. CRT2613 X1R/UC CONTENTS 1. SCHEMATIC DIAGRAM 6 4. ELECTRICAL PARTS LIST 16 6. PIONEER EUROPE N.V. GENERAL INFORMATION 20 7.1 DISASSEMBLY 20 8. NOV. 2000 Printed in Japan PCB CONNECTION DIAGRAM 12 5. Service GM-X554/X1R/EW Manual BRIDGEABLE FOUR-CHANNEL POWER AMPLIFIER GM-X554 GM-X554 X1R/EW GM-X554 X1R/ES ORDER NO. SAFETY INFORMATION 2 2. P.O.Box...
Service Manual
Page 22
...cut off frequency from 40 to match the car stereo output level. When using a small standard tip screwdriver. (GM-X554/X1R/EW,ES) Input Select Switch For two-channel input, slide this switch to the Pioneer amplifier. output of 4 V or more, adjust level to 120 Hz. Cut Off Frequency Control If the LPF/... (Left) OFF (Center) HPF (Right) Audio frequency range to be output * - 40 to 120 Hz Full range * 40 to the "NORMAL" position. GM-X554 22 Setting the Unit Gain Control Adjusting the gain controls A and B will help match the output of the car stereo to the right. Normally, set...
...cut off frequency from 40 to match the car stereo output level. When using a small standard tip screwdriver. (GM-X554/X1R/EW,ES) Input Select Switch For two-channel input, slide this switch to the Pioneer amplifier. output of 4 V or more, adjust level to 120 Hz. Cut Off Frequency Control If the LPF/... (Left) OFF (Center) HPF (Right) Audio frequency range to be output * - 40 to 120 Hz Full range * 40 to the "NORMAL" position. GM-X554 22 Setting the Unit Gain Control Adjusting the gain controls A and B will help match the output of the car stereo to the right. Normally, set...
Service Manual
Page 23
... auto-antenna relay control terminal. Car stereo with RCA pin plugs (sold separately) Connect to metal body or chassis. For four-channel input, slide this switch to the left. RCA input Connecting wires with RCA output jacks Front side Input Select Switch For two...30 A) Special red battery wire [RD-223] (sold separately) After making all other connections at the amplifier, connect the battery wire terminal of the amplifier to the positive (+) terminal of the car stereo (SYSTEM REMOTE CONTROL). GM-X554 RCA output jack RCA input jack B RCA input jack A Fuse (20 A) × 2 Speaker ...
... auto-antenna relay control terminal. Car stereo with RCA pin plugs (sold separately) Connect to metal body or chassis. For four-channel input, slide this switch to the left. RCA input Connecting wires with RCA output jacks Front side Input Select Switch For two...30 A) Special red battery wire [RD-223] (sold separately) After making all other connections at the amplifier, connect the battery wire terminal of the amplifier to the positive (+) terminal of the car stereo (SYSTEM REMOTE CONTROL). GM-X554 RCA output jack RCA input jack B RCA input jack A Fuse (20 A) × 2 Speaker ...
Service Manual
Page 24
Use this 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/X1R/UC 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 current drawn 9.1 A (4 Ω for four channels) ...14.5 A (4 Ω for two channels) Fuse ...20 A x 2 Dimensions 279 (W) x 58 (H) x 324 (D) mm Weight 4.8 kg (Leads for wiring not included) Maximum power output 100...
Use this 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/X1R/UC 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 current drawn 9.1 A (4 Ω for four channels) ...14.5 A (4 Ω for two channels) Fuse ...20 A x 2 Dimensions 279 (W) x 58 (H) x 324 (D) mm Weight 4.8 kg (Leads for wiring not included) Maximum power output 100...
Service Manual
Page 25
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 current drawn 9.1 A (4 Ω for four channels) ...14.5 A (4 Ω for two channels) Fuse ...20 A x 2 Dimensions 279 (W) x 58 (H) x 324 (D) mm Weight 4.8 kg... *Average current drawn • The average current drawn is nearly the maximum current drawn by multiple power amplifiers. Use this value when working out total current drawn by this unit when an audio signal is input. -
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 current drawn 9.1 A (4 Ω for four channels) ...14.5 A (4 Ω for two channels) Fuse ...20 A x 2 Dimensions 279 (W) x 58 (H) x 324 (D) mm Weight 4.8 kg... *Average current drawn • The average current drawn is nearly the maximum current drawn by multiple power amplifiers. Use this value when working out total current drawn by this unit when an audio signal is input. -