DS-90/90A
Feb. 2000
4
BLOCK DIAGRAM
Страница 1: ...NPUT Optical DIGITAL INPUT Coaxial DIGITAL THRU OUT Coax ial Power Supply AC117 V AC230 V or AC240 V Power Consumption 80 W Dimensions DS 90 228 6 W x 330 2 D x 371 5 H mm 9 W x 13 D x 14 5 8 H inches...
Страница 2: ...DW00034 1 y 17055191 SPEAKER TWEETER 25 MM 8 OHM S0108C18 SPEAK00019 1 u 17055190 SPEAKER WOOFER 160 MM 4 OHM S0604F19 SPEAK00018 1 i K G281713500 CHASSIS 1 G281713501 CHASSIS 1 o G2467412 HEATSINK 1...
Страница 3: ...WIRING 5P 120MM 1 7 G3489208 WIRING 6P 150MM 1 8 K G281713500 CHASSIS 1 G281713501 CHASSIS 1 9 G2467412 HEATSINK 1 0 G2457147 TRANSFORMER 100V 117V 1 G2457148 TRANSFORMER 230V 240V 1 1 01905145 SEESAW...
Страница 4: ...DS 90 90A Feb 2000 4 BLOCK DIAGRAM...
Страница 5: ...C1815 GR TRANSISTOR Q4 Q6 on DA Q21 Q26 on AS for DS 90 4 15129114 2SC1815 GR TRANSISTOR Q3 Q5 Q7 Q8 on DA Q21 Q26 on AS for DS 90A or New DA 6 15129120 2SC2240 GR TRANSISTOR Q16 Q19 Q20 Q23 Q28 Q32 o...
Страница 6: ...AS 4 40012967 SCREW M3x10 PAN MACHINE SCREW W SW PW BZC for Q1 6 IC5 HS1 on AS 6 40013001 SCREW M4x8 PAN W SEMS BZC for HEATSINK 6 40013012 SCREW M4x10 PAN SEMS FE BZC for TRANSFORMER 4 40012501 SCREW...
Страница 7: ...DS 90 90A Feb 2000 7 CIRCUIT BOARD DA BOARD View from components side for DS 90 for DS 90A or NEW DA View from components side...
Страница 8: ...4AP 13 12 IC1C TC74HCU04AP 5 6 IC1A TC74HCU04AP 1 2 IC1G TC74HCU04AP 14 7 IC1B TC74HCU04AP 3 4 IC8C TC74HCU04AP 5 6 IC8A TC74HCU04AP 1 2 IC8B TC74HCU04AP 3 4 IC8D TC74HCU04AP 9 8 IC8E TC74HCU04AP 11 1...
Страница 9: ...REF 21 A V D D 22 DZFR 23 DZFL 24 C8 47 35 C7 47 35 Q4 2SA1015GR 3 2 1 R22 47k R14 47k R27 47k R16 47k C14 0 1 CN1 S6B PH K S 1 1 2 2 3 3 4 4 5 5 6 6 C21 0 1 Q6 2SC2878A 3 1 2 C11 470p R28 47k R21 15k...
Страница 10: ...DS 90 90A Feb 2000 10 CIRCUIT BOARD ANALOG SHEET View from components side...
Страница 11: ...SC3421Y 3 1 2 Q9 2SA1358Y 3 2 1 Q22 2SC2878A 3 1 2 R63 22k R59 4 7k R53 4 7k R58 1 2k R49 1 2k R47 1 2k R60 470 R56 27k R43 4 7k R40 27k R32 390 R34 2 7k R33 2 7k R29 390 R18 6 8k R20 3 9k R31 22k R35...
Страница 12: ...0 15 C37 0 0039 C34 0 0039 C36 0 0039 C33 0 0039 C52 0 0047 C56 0 0039 C35 0 0039 R86 12k R89 12k C51 0 0047 C44 0 0047 IC6A TL072CP 2 3 1 IC6B TL072CP 6 5 7 IC6C TL072CP 8 4 R113 180k R110 100k R109...
Страница 13: ...59 4 7k R53 4 7k R58 1 2k R49 1 2k R47 1 2k R60 470 R56 27k R43 4 7k R40 27k R32 390 R34 2 7k R33 2 7k R29 390 R18 6 8k R20 3 9k R31 22k R35 22k R67 10k R42 22k R21 8 2k R16 100 1 2W R12 100 1 2W C2 0...
Страница 14: ...Q27 2SC2878A 3 1 2 R74 22k R71 4 7k R61 4 7k R73 470 R64 470 R57 470 R76 470 R68 27k R55 4 7k R52 4 7k R51 27k R44 390 R41 2 7k R36 2 7k R38 390 R23 6 8k R26 3 9k R28 22k R30 22k R79 10k R45 22k R24 8...
Страница 15: ...3 GND 2 IC5 NJM7805FA IN 1 OUT 3 COM 2 IC3 NJM7915FA IN 2 OUT 3 COM 1 D2 CP1002 2 3 1 4 D9 1N4004G 1 2 D8 1N4004G 1 2 C19 0 1 C18 0 1 C1 EC8472MH 472 250 C21 100 35 C9 10000 35 C8 10000 35 C27 100 35...
Страница 16: ...ceramic capacitor to connect between Frame Gnd and A Gnd View from foil side XLR Connector Backside The following changes were made to the early versions of the DS 90 BOARD Ground line is connected t...
