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Alpine MRD-M605 Service Manual
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Alpine MRD-M605 Service Manual

Alpine MRD-M605 Service Manual

Mono power amplifier
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SERVICE MANUAL
MONO POWER AMPLIFIER
MRD-M605
TO ALPINE Home Page
TO ALPINE Home Page
1 / 05-A
68E37842S01

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Summary of Contents for Alpine MRD-M605

  • Page 1 SERVICE MANUAL MONO POWER AMPLIFIER TO ALPINE Home Page TO ALPINE Home Page 1 / 05-A 68E37842S01 MRD-M605...
  • Page 2 <Cautions for Safe Repair Work> The following cautions will prevent accidents in the workplace and will ensure safe products. *The symbols indicate caution is needed to prevent injuries and damage to property. The symbols and their meanings follow. If you ignore this symbol and handle the product incorrectly or unsafely, Warning serious injury or death may result.
  • Page 3 MRD-M605 Contents Packing Assembly Parts List Packing Method View Specifications Extension Cable Block Diagram Parts Layout on P.W.Boards and Wiring Diagram 8 to 10 Schematic Diagram 11 to 14 Terminal Voltage of IC/TR 15 to 20 Description of IC Terminal...

  • Page 4: Packing Assembly Parts List

    MRD-M605 Packing Assembly Parts List Symbol Description Symbol Description Part No. Part No. 101-1 03E36238S01 SCR,M4X20 TPG1 101-2 03E36690S01 WRENCH,2.5X2.9 101-3 03E36692S01 WRENCH,4X4.6 #1 102 68-02278Z44 OWNER'S MANUAL $1 102 68-02278Z45 OWNER'S MANUAL $1 102 68-02278Z46 OWNER'S MANUAL NOTE:#1:For North American Model Only,$1:For General Foreign Model Only,Others:Common.

  • Page 5: Specifications

    MRD-M605 Specifications Power Output ................. 20Hz/100Hz, 4ohm, 1.0% T.H.D.(14.4V) : 330W 20Hz/100Hz, 2ohm, 1.0% T.H.D.(14.4V) : 550W T.H.D. (100Hz, 200W/4ohm(14.4V), Display Gain position -12dB(0.5V)) ............1.0% Residual Noise (Ref.Output 300W/4ohm, Input Short, Display Gain position -12dB(0.5V)) ......30mV S/N Ratio (Ref.Output 300W/4ohm, Input Short, Display Gain position -12dB(0.5V)) ........81dB Frequency Response (Ref.Output 1W/4ohm, Ref.100Hz 0dB) ............
  • Page 6 MRD-M605 Extension Cable *Always connect the Extension Cable when making checks of voltage and repair. LCD P.W.Board MAIN P.W.Board VOLUME P.W.Board CB226 CB101 CB1102 01V37827S01 01E37823S01 TO CONTENTS - 6 -...
  • Page 7 MRD-M605 Block Diagram OUTPUT(+) INPUT-L Input Buffer LC Filter PWM Driver SubSonic VOL,LEVEL, Balance 30-200Hz Level Limit Isolator Buffer GAIN OFF/15/30Hz BASS-EQ 12/24dB INPUT-R Input Buffer CE,DI,CL OUTPUT(-) PWM Driver LC Filter OUTPUT-L Pre-Output AD Freq OUTPUT-R Freq MUTE Out Thrm...
  • Page 8 Parts Layout on P.W.Boards and Wiring Diagram(1/3) MRD-M605 TO CONTENTS MAIN P.W.Board (Component Side View) D308 D303 E302 D401 C306 D305 C308 Q306 Q910 Q911 D906 D905 D402 C307 E924 E923 C323 R320 C305 D304 D306 Q310 C324 D309 C321...
  • Page 9 Parts Layout on P.W.Boards and Wiring Diagram(2/3) MRD-M605 TO CONTENTS MAIN P.W.Board (Foil Side View) TP309 R324 R401 TP316 R321 C319 TP307 R308 TP302 R304 IC303 R404 R402 TP303 R405 TP401 R403 C316 R406 R316 R317 TP306 R338 R407 IC307...
  • Page 10 Parts Layout on P.W.Boards and Wiring Diagram(3/3) MRD-M605 TO CONTENTS LCD P.W.Board LCD P.W.Board (Component Side View) (Foil Side View) TP101 TP103 TP105 TP107 TP109 TP111 TP113 TP115 TP117 TP119 TP121 TP123 TP125 TP127 TP129 TP131 TP133 TP772 IC721 TP771...
  • Page 11 Q1104 Z1101 2SB1238Q BK2125SHS601 Q1101 DTC114EKA TP1103 TP1101 R1106 D101 1.8k 1PS226 TP1102 TP104 R101 R105 Q1102 DTC114EKA 330F Z103 ACM4532-801 TP110 R1107 3.3k C119 N.U. C120 TP111 TP116 R102 1000p E102 TP112 R124 4.7/50(BP) E107 D102 10/25 22kB R117 1PS226 D103 TP103...
  • Page 12 R341 TP836 Q306 R342 R330 2SC3421-0 R855 6.8k-1/4 N.U. R343 R336 R337 C828 1.5k 5.1k 1200p TP834 D401 21DQ10 TP838 R419 R401 20-1/4 0.01-5W Q300 DTA144EKA R402 20-1/4 C435 C436 TP401 R403 20-1/4 TP307 220p 220p R324 Q307 R308 N.U. TP316 TP833 C829...
  • Page 13 R205 R206 C201 R231 R232 R246 C237 0.15(MMTS) C247 N.U. R223 9.1k R204 TP221 R201 R238 C225 R247 R249 C221 0.82(MMTS) C231 C238 R202 8.2k TP226 100p 0.82(MMTS) E225 22/25 CB226 CONN, 14P TUC-P14X C240 0.18 R239 C227 C236 8.2k C235 C229 0.56...
  • Page 14 M722 MOTOR, FAN 12V-110mA CB723 N.U. CB722 CONN, 2P53048-0210 TP769 TP773 R728 TP766 TP770 TP771 TP772 TP767 TP768 TP774 Q721 DTC114EKA LUG721 C721 680p LCD1 R723 LCD, LUC1847A IC721 PT6522LQFP R729 R730 R731 R732 TO P. W. BOARD TO PARTS LIST TO CONTENTS - 14 -...

  • Page 15: Terminal Voltage Of Ic/Tr

    MRD-M605 Terminal Voltage of IC/TR IC101 IC102 IC103 -15.215 -15.227 -15.236 15.304 15.303 15.307 IC104 IC201 4.504 -15.242 4.509 4.511 4.512 15.311 4.481 4.512 4.513 4.485 4.488 4.512 8.997 4.488 IC221 IC222 IC223 0.154 0.154 0.155 -15.79 -15.861 -15.892 0.155 0.156...
  • Page 16 MRD-M605 IC300 IC301 IC302 4.97 5.018 5.02 5.04 -4.982 -4.981 -1.564 -1.575 5.028 5.027 5.02 5.02 IC303 -27.11 -27.35 -26.95 -27.36 -33.05 -26.95 -27.36 -21.28 -27.35 -26.94 -33.08 -21.26 -26.94 -27.49 IC304 -27.1 -27.32 -26.98 -27.32 -33.05 -26.98 -27.32 -21.28 -27.33...
  • Page 17 MRD-M605 IC309 IC501 4.958 5.034 5.023 5.039 5.023 IC502 5.035 2.12 5.032 2.405 5.027 5.028 4.937 5.039 5.039 5.027 5.039 5.038 5.038 5.026 5.034 5.034 5.035 5.039 0.37 5.026 0.43 0.376 5.015 0.105 3.568 5.034 5.038 1.358 IC503 IC504 IC505 5.04...
  • Page 18 MRD-M605 IC602 IC603 5.027 5.04 14.375 5.028 5.035 5.033 5.04 8.8173 5.04 5.04 IC721 4.88 4.88 IC801 IC822 IC902 0.139 4.801 4.979 4.72 -32.99 2.161 -32.43 14.452 -33.03 2.373 -32.43 4.717 -32.99 0.135 4.79 5.059 IC904 IC905 5.054 1.59 3.412 1.589...
  • Page 19 MRD-M605 IC906 IC907 IC908 5.059 9.006 -15.897 13.562 14.523 -4.989 IC909 IC1101 4.958 5.039 5.023 5.028 0.42 4.998 0.385 TO SCHEMATIC TO CONTENTS - 19 -...
  • Page 20 MRD-M605 Q300 5.036 -33.03 5.03 Q301 -4.919 -1.531 -4.983 Q302 -4.934 -1.533 -4.983 Q303 -1.79 -26.99 -1.09 Q304 -1.78 -26.93 -1.12 Q305 5.016 5.022 Q306 -20.71 -21.4 Q311 10.96 4.96 5.04 Q701 5.036 Q702 4.328 4.903 4.981 Q721 2.872 0.376 Q801 0.126...

  • Page 21: Description Of Ic Terminal

    MRD-M605 Description of IC Terminal TMP86PM47AUG : IC502 Symbol Terminal Description GND connect terminal. Crystal OSC connect terminal. XOUT TEST TEST terminal. Power supply terminal. (4.5 to 5.5V) I2C_SDA I2C_SDA output terminal. I2C_SCL I2C_SCL output terminal. RESET RESET terminal. BAT_DET BAT-DET terminal.
  • Page 22 Exploded View (Cabinet) MRD-M605 LCD1 TML401 CB601 JK101 F901 F902 TML931 M722 VOL1 SW222 SW221 TO PARTS LIST TO CONTENTS - 22 -...