Sony xm 222mx2 car power amplif
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Page 1
77 XM-222MK2 3-1. BLOCK DIAGRAM SECTION 3 DIAGRAMS DIFFERENTIAL AMP Q102 DRIVE AMP Q104 S801-1 LPF (80Hz) DRIVE AMP Q108 DIFFERENTIAL AMP Q103 DRIVE AMP Q105 DRIVE AMPQ109 POWER AMP Q110 POWER AMPQ111 BIAS Q106,107 7 DIFFERENTIAL AMP Q202 DRIVE AMP Q204 SWITCHQ201 MUTEQ851 DRIVE AMP Q208 DIFFERENTIAL AMP Q203 DRIVE AMP Q205 DC DETIC851 DRIVE AMP Q209 POWER AMP Q210 POWER AMPQ211 OVERLOADDET Q212 POWER/ PROTECTOR LD801 1 4 2 12 1 3 16 13 14 B+ SWITCH Q902 POWERON/OFF Q901 15V REG Q951,952, D953 INVERTER Q903 INVERTERQ904 3 2 7 5 CN802 SPEAKER OUT CN801 BIAS Q206,207 9 10 LED DRIVE Q803 TH801 D802 TH802 32 6 56 ON OFF S801-2 LPF (80Hz) ON OFF PRE AMP IC801 (1/2) PRE AMP IC801 (2/2) LPF IC802 (1/2) GAIN CONTROL AMP IC803 (1/2) GAIN CONTROL AMP IC803 (2/2) VR801-1 LEVEL CNJ802 LPF IC802 (2/2) B+ (14.6V) B- (-14.6V) B+ (26.2V) B- (-26.2V) DC-DC CONVERTER TRANSFORMER T901 RECT D951,952 2 15 ERROR ERROR DC-DC CONVERTER IC901 THERMALQ801 F901 20A +12V HI LEVEL INPUT REM GND L LR R BTL -2 R -1 L (BTL) OFFSET DET Q852,853 OVERLOAD DET Q112 1 -2 -1 CNJ801 7 SWITCH Q101 3 1 5 VR801-2 LEVEL PROTECTOR Q802 -15V REG Q953,954, D954 - Signal path : AUDIO
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99 XM-222MK2 3-3. SCHEMATIC DIAGRAM - Refer to page 10 for IC Block Diagram and Common Note on Schematic Diagrams. C119 C120 C219 C220R138 R139 R239 R238 C117 C118 C218 C217 R137 R237 C858 C101 C201 C202 C106 C206 C853 C105 C205 C103 C203 C854 C855 C104 C204 C107 C108 C208 C207 C111 C211 R861 R860R101 R102 R201 R202 R103 R104 R204 R203 R106 R107 R105 R108 R110R111 R109 R112 R113 R213 R211 R212 R210 R209 R208 R205 R207R206 Q101 Q201 C102 S801 Q107 Q108 Q109 Q110 Q111 Q112 R115 R117D102 R121 C114 R120 R119 R114 R116 D101 C113 R122 R123R124 C115 R125 R126 R127 R129 R130 R133 R118 Q105 Q104 Q102 Q103 C112 R131 R132 R215 R214 R216 Q202D201 C213 R218 Q204 R219 C214 R220 Q205 R217 D202 C212 R231 R221 R232 R223 R222 R224 Q207 C215 R225 Q208 R226 Q210 R229 R233 Q212 R230 R227 Q211 Q209 R915 R918 R916 R919 R917 R920 D903 D904 C907 C908 C951 C952 C953 C954 R951 R956 R952 R953 R957 R958 C955 C956 D953 D954C957 C958 R954 R955 R959 R960 Q852 R856 R857 C852 R858 R851 R852 R853 R854 D852 D851 Q853 Q851 R901 R902 R903 R904Q901 D901 R905 R906 D902 R862 Q902 C801 R801 R803 R814 R802 D803 D801 R804 IC901 R913 R912 C909 R914 R909C903 C905 R910 D802 TH801 TH802 R805 R806 R808 R807 C803 R809 R810 R811R812 Q803 R813LD801 R859 C116 C216 R235 R236 R136 R135 C805 PL801 R855 C901 R961 C959 CNJ802 CNJ801 IC801 (1/2) IC801 (2/2) IC802 (1/2) IC802 (2/2) IC803 (1/2) IC803 (2/2) VR801 C856 C857 R128 CN802 Q106 Q206 Q203 Q951Q952 Q953 Q954 D952 Q903 Q904 D951 T901 IC851 Q802 C906 R911 CN801 Q801 R907 F901 C902 R228 C109 C110 C210 C209 L951 C851 C802 C904C804 L901 IC B/D - Waveform IC901 5 1 1V/DIV, 5µsec/DIV 15µsec 3.4Vp-p