Parasound HCA-1205A Schematic 电路图 维修手册.pdf

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1、1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 AA BB CC DD B+ B1 1 2 LED AC13V HCA-1205A CH1-CH5 CH1-5 INPUT CH1-5 OUT B2410 B2417 CH1 CH2 CH3 CH4 CH5 B2412 B2411 B2414 B2414 C_HCA1205A A1 00Thursday, May 06, 1999 SizeDocument NumberRev Date:Sheetof B+12V B+63V B-12V B-63V B-63V B+63V B-12V B+12V Q1 2SA970 3 12 R1

2、 100 D1 Z12V D2 Z12V Q2 2SC3421 3 12 R2 10 R3 10 R4 10 R5 10 Q3 2SC2240 3 12 R6 10/2W R7 22K C1 102/50V C6 104/250V MPE-D C8 104/250V MPP-T Q4 2SJ74 31 2 Q5 2SJ74 31 2 Q6 2SC2240 3 12 U1 AD711 + - 3 2 6 7 1 4 5 C9 104/250V MPP-T C10 200P PP-T R121M Q7 2SK170 31 2 D3 1N4002 Q8 2SK170 31 2 R14 47K R15

3、 4K7 R16 560 R17 100 R18 560 R19 47K R20 100 R21 4K7 Q9 2SA970 3 12 R22 47K C12 10P C13 7P C14 10P Q10 2SC2235 3 12 R23 560 Q11 2SC3519 3 12 Q12 2SC3519 3 12 Q13 2SC4382 3 12 Q14 2SC3519 3 12 R24 10 R25 10 Q15 2SA1668 3 12 Q16 2SA1386 3 12 Q17 2SA1386 3 12 Q18 2SA1386 3 12 R26 560 C16 47U63V C18 103

4、/250V PS-T C19 104/250V MPP-T Q19 2SC2240 3 12 Q20 2SC3423 3 12 Q21 2SA1360 3 12 C20 10P C21 47U63V C22 47U63V C23 47U63V D4 Z12V 12 C28 100U25V C30 104/160V PMD-D D5 Z12V 12 C31 100U25V C33 104/160V PMD-D D6 1N4002 R27 1M C34 10000U/63V C35 10000U/63V D7 1N4002 C40 1U50V C41 1U50V NP R30 33K C42 10

5、U50V NP R31 68 TVR1 1K 31 2 Q22 2SA1358 3 12 R32 1K5 R33 3K3 R34 1K5 R35 3K3/2W R36 3K3/2W R37 0.33/3W R38 0.33/3W R39 0.33/3W R40 0.33/3W R41 0.33/3W R42 0.33/3W R43 8K2/1W R44 8K2/1W RY1 G4W2214 1 2 5 4 3 D9 1N4002 Q23 2SA965 3 12 R45 2K2 J1 RCA 1 2 D? BR102 12 34 C39 472/250V MPP-T C36 472/250V M

6、PP-T C38 472/250V MPP-T C37 472/250V MPP-T C5 104/250V MPP-T C4 104/250V MPP-T C2 104/250V MPP-T C3 104/250V MPP-T C7 472/250V MPP-T C11 472/250V MPP-T C15 104/250V MPP-T C17 104/250V MPP-T C? 1000U25V JP5A SP OUT 1 2 JP2 TO-T95AR1U1 1 2 JP4A TO-B2412 1 2 J2 RCA 1 2 J3 RCA 1 2 J4 RCA 1 2 J5 RCA 1 2

7、VR5 50KA 1 2 3 VR4 50KA 1 2 3 VR3 50KA 1 2 3 VR2 50KA 1 2 3 VR1 50KA 1 2 3 TO-B2417 JP5A 1 2 JP1 TO-B2417 JP4A 1 2 JP2 TO-B2417 JP4A 1 2 JP3 TO-B2417 JP4A 1 2 JP4 TO-B2410 JP4A 1 2 JP5 B2410 JP4A 1 2 R? 10/2W C? 104/160V PMD-D TO-B2417 JP5A 1 2 R? 10/2W C? 104/160V PMD-D TO-B2417 JP5A 1 2 R? 10/2W C

8、? 104/160V PMD-D TO-B2417 JP5A 1 2 R? 10/2W C? 104/160V PMD-D TO-B2417 JP5A 1 2 R? 10/2W C? 104/160V PMD-D JP3A TO-B2411 CH1-CH5 1 2 3 4 5 LED7 LED STAND-BY LED6 LED OPERATION LED8 LED AC LINE LED5 CH5 R13 1M R9 1K R10 1K R29 1K R28 1K R8 1K8 R11 5K6 C29 103/250V MPE-D C32 103/250V MPE-D JP1A AC 48V

9、 1 2 3 T1 TRANSFORMER D65 RC202 1 2 3 4 C157 1000U25V C155 7A/5 C167 7A/5 C156 7A/5 C154 7A/5 C166 7A/5 C153 7A/5 AC115V IN 1 AC115V IN 1 AC115V OUT 1 AC115V OUT 1 RY5 G4F-11123T 1 2 5 4 3 RY4 G4F-11123T 1 2 5 4 3 D67 1N4002 D68 1N4002 R176 68 R175 68 LT1 LTV817 2 34 1 Q88 2SC2235 3 12 D66 Z12V 12 R

10、174 10K R173 100K JP29 TRIGGER ON 1 2 JP28 POWER SW 1 2 Q87 2SA958 3 12 R172 10K R171 22K R170 22K R177 220K D69 Z4.7V 12 C158 47U25V/NP Q89 2SC2240 3 12 R190 22K R186 3K3 Q90 2SC2240 3 12 Q108 2SC2235 3 12 R189 1K5 JP26 AC LINE 1 2 3 4 JP27 OVER 1 2 3 4 5 6 JP30 AC13V 1 2 R184 10 D70 RC202 1 2 3 4

11、D71 1N4002 C160 10U50V/NP R179 2K2 R180 2K2 JP31 CH1 1 2 3 4 5 R181 220K D72 Z4.7V 12Q91 2SC2240 3 12 Q92 2SC2235 3 12 C161 22U50V D73 1N4002 Q105 2SC2240 3 12 Q104 2SC2240 3 12 R167 47K C169 220U25V/NP D64 Z4.7V 12 R169 1K5 D74 1N4002 D75 1N4002 D77 1N4002 D78 1N4002 D80 1N4002 D81 1N4002 D54 1N400

12、2 D56 1N4002 D57 1N4002 Q95 2SC2240 3 12 C170 220U25V/NP R162 47K Q106 2SC2240 3 12 Q107 2SC2240 3 12 D63 Z4.7V 12 R168 1K5 Q94 2SC2235 3 12 Q93 2SC2240 3 12 R183 220K D76 Z4.7V 12 C162 22U50V R187 220K D79 Z4.7V 12 C164 22U50V Q97 2SC2240 3 12 Q98 2SC2235 3 12 Q102 2SC2240 3 12 Q103 2SC2240 3 12 R1

13、82 47K C168 220U25V/NP D59 Z4.7V 12 R165 1K5 D58 Z4.7V 12 R164 1K5 C152 220U25V/NP R161 47K Q86 2SC2240 3 12 Q101 2SC2240 3 12 Q100 2SC2235 3 12 Q99 2SC2240 3 12 D82 Z4.7V 12 R188 220K C165 22U50V C160 22U50V D55 Z4.7V 12 R163 220K Q84 2SC2240 3 12 Q85 2SC2235 3 12 R166 1K5 D60 Z4.7V 12 C163 220U25V/NP R185 47K Q96 2SC2240 3 12 JP25 CH5 1 2 3 4 5 JP24 CH4 1 2 3 4 5 JP33 CH3 1 2 3 4 5 JP32 CH2 1 2 3 4 5 JP6 AC LINE 1 2 3 4 D1 Z4.7V 12 JP7 OVER LED 1 2 3 4 5 6 LED4 CH4 LED3 CH3 LED2 CH2 LED1 CH1 RadioFans.CN 收音机爱 好者资料库