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Sony SD22X manual

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Table of contents for the manual

  • Page 1

    1 SERVICE MANUAL US Model Canadian Model AEP Model UK Model E Model XM-SD22X STEREO POWER AMPLIFIER Other Specifications Circuit system O TL (output transformerless) circuit Pulse power supply Inputs RCA pin jacks High lev el input connector Outputs Speaker terminals Through out pin jacks Suitable speaker impedance 2 – 8 Ω (stereo) 4 – 8 Ω [...]

  • Page 2

    2 T ABLE OF CONTENTS 1. GENERAL Location and Function of Controls .......................................... 3 Connections ............................................................................. 4 2. DISASSEMBL Y 2-1. Bottom Plate ........................................................................ 7 2-2. Main Board Section ..............[...]

  • Page 3

    3 XM-SD22X SECTION 1 GENERAL This section is extracted from instruction manual. Features •M aximum power output of 400 W per channel (at 4 Ω ). • This unit can be used as a bridging amplifier with a maximum output of 1,200 W . •D irect connection can be made with the speaker output of your car audio unit if it is not equipped with a line ou[...]

  • Page 4

    4 XM-SD22X BTL BTL OFF LPF BTL BTL BTL BTL Connections Caution • Before making any connections, disconnect the ground ter minal of the car battery to avoid short circuits. • Be sure to use speakers with an adequate power rating. If you use small capacity speakers, the y may be damaged. • Do not connect the # terminal of the speaker system to [...]

  • Page 5

    5 XM-SD22X BTL BTL OFF LPF OFF LPF OFF LPF OFF LPF OFF LPF Four output channels Quatre canaux de sortie Full range speakers (min. 2 Ω ) Haut-parleurs à gamme étendue (min. 2 Ω ) Subwoofers (min. 2 Ω ) Haut-parleur d’extrêmes graves (min. 2 Ω ) P our plus de détails sur les réglages des commutateurs et commandes, repor tez-vous à « [...]

  • Page 6

    6 XM-SD22X BTL BTL BTL BTL * High Level Input Connector * Connecteur d’entrée à haut niveau High Level Input Connection (As a Monaural Amplifier) Connexion d’entrée à haut niveau (Comme amplificateur monaural) P our plus de détails sur les réglages des commutateurs et commandes, repor tez-vous à « Emplacement et fonction des commandes ?[...]

  • Page 7

    7 XM-SD22X SECTION 2 DISASSEMBL Y Note : Follow the disassembly procedure in the numerical order given. 2-1. BO TT OM PLA TE Note : This set can be disassemble according to the f ollowing sequence. 2-1. BO TT OM PLA TE (P age 7) 2-2. MAIN BOARD SECTION (P age 8) 2-4. LED BOARD (P age 9) SET 2-3. MAIN BOARD (P age 8) 4 bottom plate 5 insulating shee[...]

  • Page 8

    8 XM-SD22X 2-3. MAIN BO ARD 2-2. MAIN BO ARD SECTION heat sink (main ) 6 CN810 5 MAIN board section 1 f our screws (+ P 3 x 8) 2 t hree screws (+ P 3 x 8) 3 t hree screws (+ P 3 x 8) 4 screw (+ P 3 x 8) 3 front panel 4 MAIN board 1 two screws (+ P 3 x 8) 2 three screws (+ P 3 x 8)[...]

  • Page 9

    9 XM-SD22X 2-4. LED BO ARD 3 LED board 2 brack et (LED) heat sink (main) 1 three screws (+ P 3 x 8)[...]

  • Page 10

    10 XM-SD22X SECTION 3 ELECTRICAL ADJUSTMENT Stabilized Power supply B+, REM terminal set GND termina l — MAIN BOARD (CONDUCTOR SIDE) — RV103 BIAS ADJUSTMENT (L-CH) RV203 BIAS ADJUSTMEN T (R-CH) Bias Adjustment Note : In Bias Adjustment, adjust R V103 if any of Q108 through Q113 are replaced. Adjust R V203 if any of Q208 through Q213 are replace[...]

  • Page 11

    11 11 XM-SD22X XM-SD22X 4-1. BLOCK DIA GRAM SECTION 4 DIA GRAMS 6 5 7 3 2 1 PRE AMP IC101 (1/2) PRE AMP IC102 (1/2) 3 2 L.P.F IC301 5 6 7 LOW BOOST IC102 (2/2) DIFFERENTIAL AMP Q103 POWER AMP Q108,Q110,Q112 OVER CURRENT DET Q114 DRIVE AMP Q105 DIFFERENTIAL AMP Q104 POWER AMP Q109,Q111,Q113 DRIVE AMP Q106 BIAS Q107 BOOST EQUALIZER Q101 FILTER S801-1[...]

  • Page 12

    12 12 XM-SD22X XM-SD22X IC B/D C211 C212 TH803 TH808 PTH801 C806 R211 R210 C104 R104 C109 C110 R109 RV101 R108 C103 R103 R106 C108 R107 C130 R101 R102 C101 R154 C131 C231 C221 R254 C106 C105 R105 C107 C102 R206 C207 R207 C208 R205 C201 R202 C230 R201 C202 C209 R209 R208 C204 R204 C203 R203 C205 C222 C206 C210 L901 L903 C914 C915 C805 R809 R811 R810[...]

  • Page 13

    13 13 XM-SD22X XM-SD22X C938 C939 C932 C933 D911 D912 D917 D918 Q908 L902 L904 RV102 R918 R928 R929 R930 R931 R932 R933 R919 R144 C860 C116 R121 C118 R123 R126 R125 R124 R122 C216 R223 C218 R224 C217 R222 R225 R226 R229 R702 R701 R916 R915 Q909 Q907 R917 R921 R920 R914 Q904 Q905 Q906 C920 C919 C918 C917 R803 C802 C803 R804 R806 R807 R808 R805 C225 [...]

  • Page 14

    14 14 XM-SD22X XM-SD22X 1 A B C D E F G H I J 23456789 1 0 1 1 1 2 1 3 TP23 TP24 JR206 JR207 JR204 JR205 FMB1 JR103 JR208 TP26 JR106 JR107 JR216 JR217 TP25 TP05 TP22 TP27 JR100 TP16 TP18 TP29 TP11 TP14 TP17 TP12 TP15 TP19 TP20 TP21 TP28 TP07 TP08 TP09 TP10 TP13 TP04 TH803 R154 R143 R144 C127 R146 R147 R130 R702 R248 R804 D915 R823 D822 C903 R807 Q9[...]

  • Page 15

    15 XM-SD22X IC901 TL5941NSR 16 15 14 13 12 11 10 9 1 2 3 4 5 6 7 8 OSC REF. REG. ERROR ERROR 0.1V • IC Block Dia gram THIS NO TE IS COMMON FOR PRINTED WIRING BO ARDS AND SCHEMA TIC DIAGRAMS. (In addition to this, the necessary note is printed in each bloc k.) f or sc hematic diagram: Note: • All capacitors are in µ F unless otherwise noted. (p[...]

  • Page 16

    16 XM-SD22X SECTION 5 EXPLODED VIEWS NOTE: • The mechanical parts with no reference number in the exploded views are not supplied. • Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. • Color Indication of Appearance Parts Example : KNOB, BALANCE[...]

  • Page 17

    17 XM-SD22X Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 5-2. MAIN BO ARD SECTION 51 3-262-163-01 P ANEL (FRONT) 52 A-1083-419-A MAIN BOARD, COMPLETE 53 3-238-413-01 SHEET (TR), INSULA TING 54 3-225-183-12 SCREW (+PSW .TT .3XL) 55 3-249-786-01 HEA T SINK (SUB.POWER) 56 3-225-183-32 SCREW (+PSW .TT .3XL) 57 3-225-184-12 [...]

  • Page 18

    18 XM-SD22X SECTION 6 ELECTRICAL P ARTS LIST Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark NOTE: • Due to standardization, replacements in the parts list may be different from the parts specified in the diagrams or the components used on the set. • RESISTORS All resistors are in ohms. MET AL:Metal-film resistor . MET[...]

  • Page 19

    19 XM-SD22X Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C914 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C915 1-137-194-81 FILM 0.47uF 5% 50V C916 1-137-372-11 MYLAR 0.022uF 5% 50V C917 1-128-951-21 ELECT 2200uF 20% 16V C918 1-128-951-21 ELECT 2200uF 20% 16V C919 1-128-951-21 ELECT 2200uF 20% 16V C920 1-128-951-21 ELECT [...]

  • Page 20

    20 XM-SD22X Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark L906 1-410-396-71 FERRITE 0.45uH L907 1-410-396-71 FERRITE 0.45uH L908 1-410-396-71 FERRITE 0.45uH < THERMISTOR (POSITIVE) > PTH801 1-805-163-21 THERMISTOR, POSITIVE < TRANSISTOR > Q101 8-729-034-51 TRANSISTOR KTC3875 Q102 6-550-686-01 TRANSISTOR KTC28[...]

  • Page 21

    21 XM-SD22X Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R207 1-216-845-11 MET AL CHIP 100K 5% 1/10W R208 1-216-833-11 MET AL CHIP 10K 5% 1/10W R209 1-216-033-00 RES-CHIP 220 5% 1/10W R210 1-216-845-11 MET AL CHIP 100K 5% 1/10W R211 1-216-845-11 MET AL CHIP 100K 5% 1/10W R220 1-216-077-11 RES-CHIP 15K 5% 1/10W R221 1-21[...]

  • Page 22

    22 XM-SD22X Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R943 1-216-009-11 RES-CHIP 22 5% 1/10W R944 1-216-009-11 RES-CHIP 22 5% 1/10W < V ARIABLE RESISTOR > RV101 1-227-558-11 RES, VAR, CARBON 5KX2 (LEVEL) RV102 1-227-558-11 RES, VAR, CARBON 5KX2 (LOW BOOST (40Hz)) RV301 1-227-557-11 RES, VAR, CARBON 20KX2 (FIL T[...]

  • Page 23

    23 XM-SD22X MEMO[...]

  • Page 24

    24 XM-SD22X REVISION HIST OR Y Clicking the ver sion allows you to jump to the re vised page. Also, clicking the v ersion at the upper on the revised page allo ws you to jump to the next re vised page. Ve r. Date Description of Revision 1.0 2004.12 Ne w[...]