Download
Share
Print this page
Inter-m PA-648 Service Manual
  1. Manuals
  2. Brands
  3. Inter-m Manuals
  4. Amplifier
  5. PA-648
  6. Service manual

Inter-m PA-648 Service Manual

Public address power amplifier
Hide thumbs

Advertisement

Quick Links

Public Address Power Amplifier
PA-648

Advertisement

loading
Need help?

Need help?

Do you have a question about the PA-648 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Inter-m PA-648

Summary of Contents for Inter-m PA-648

  • Page 1 Public Address Power Amplifier PA-648...

  • Page 2: Table Of Contents

    CONTENTS Specifications ......... 1 Electrical Parts List .

  • Page 3: Specifications

    SPECIFICATIONS PA-648 Rated Output Power (THD 5%, 1kHz) 480W Frequency Response (+1/-3dB) 70Hz-18kHz T.H.D Less than 5% High Pass Filter (400Hz) -3dB Gain Control 0 ~ -12dB Better than 90dB Input Sensitivity/Impedance 1V/10kΩ Balanced Output Voltage/Impedance 4Ω/43.8V 8Ω/62V 10.2Ω/70V 20.8Ω/100V Operating Temperature -10�...

  • Page 4: Electrical Parts List

    ELECTRICAL PARTS LIST Ref. Part No. Description Value MAIN B'D CN13 111415 04P/B4P-VH/3.96,B4PVH-04P LW0640-04P CN11 111417 CON WAFER,LOCK(M),6P,ST LW0640-06P CN12 CN14-17 111357 CON WAFER,BOX(M),2P,ST LW5267-02P 105483 CAP,E,SM,SG,85C,2.2UF,50V,M,5P,TA 2.2/50 C12-13 105445 CAP,E,SM,SG,85C,1UF,50V,M,5P,TA 1/50 C15-16 C18 C22 C24-25 C27-29 105405 CAP,E,SM,SG,85C,10UF,50V,M,5P,TA 10/50 105511 CAP,E,SM,SG,85C,47UF,50V,M,6P,TA 47/50...
  • Page 5 ELECTRICAL PARTS LIST Ref. Part No. Description Value R38 R54-55 104294 RES,MF,270,1/5W,5%,AX N,TA R39-40 R86 104306 RES,MF,33,1/5W,5%,AX N,TA R41 R92 104616 RES,MF,270,2W,5%,RA R,TA 270 2W 104668 RES,MF,4.7,2W,5%,RA R,TA 4.7 2W R43 R52-53 R89 104329 RES,MF,470,1/5W,5%,AX N,TA 104332 RES,MF,4.7K,1/5W,5%,AX N,TA 4.7K 104316 RES,MF,390,1/5W,5%,AX N,TA R46-47...
  • Page 6 ELECTRICAL PARTS LIST Ref. Part No. Description Value R107 104176 RES MF 9.4K 1/8W F N 9.4K 1% R109 104317 RES,MF,3.9K,1/5W,5%,AX N,TA 3.9K R110 104281 RES,MF,2.2K,1/5W,5%,AX N,TA 2.2K R111 104371 RES,MF,820,1/5W,5%,AX N,TA R112 104185 RES,MF,220,1/5W,1%,AX N,TA 220 1% R113 104239 RES,MF,1M,1/5W,5%,AX N,TA R114-115 104361...
  • Page 7 ELECTRICAL PARTS LIST Ref. Part No. Description Value H5-6 124002 CON ASS'Y 1P BRN #14 250-TER ASS'Y 1P BRN POWER LED B'D (PW LED B'D) AN131 124008 CON ASS'Y,FL,2P,5264,51088,200MM ASS'Y-02P LD131 103252 LED,RND,3.1MM,BLU,CLR,1U,ST2.5 LTL1CHTBK1 R131 104281 RES,MF,2.2K,1/5W,5%,AX N,TA 2.2K HL10 114978 LED LIMITER LIMITER...

  • Page 8: Top And Bottom View Of P.c. Board

    TOP & BOTTOM VIEW OF P.C BOARD...
  • Page 9 TOP & BOTTOM VIEW OF P.C BOARD...
  • Page 10 TOP & BOTTOM VIEW OF P.C BOARD...
  • Page 11 TOP & BOTTOM VIEW OF P.C BOARD...
  • Page 12 TOP & BOTTOM VIEW OF P.C BOARD...
  • Page 13 TOP & BOTTOM VIEW OF P.C BOARD...
  • Page 14 TOP & BOTTOM VIEW OF P.C BOARD...

  • Page 15: Wiring Diagram

    WIRING DIAGRAM...

  • Page 16: Block Diagram

    BLOCK DIAGRAM...

  • Page 17: Schematic Diagram

    SCHEMATIC DIAGRAM...

  • Page 18: Exploded View Of Cabinet & Chassis / Mechanical Parts List

    EXPLODED VIEW OF CABINET & CHASSIS/ EXPLODED VIEW OF CABINET & CHASSIS/ MECHANICAL PARTS LIST MECHANICAL PARTS LIST SCREW 2BTC 3X8B 8109230083 SCREW BM 3X6N 8009130064 HEX MSPM 3X12Y 8099130121 ASS'Y SCREW PM 4X18B 8095996930 SCREW 2BTC 4X8B 8109240083 SCREW WSAM 4X8B 8159440083 SCREW 3BTC 3X6B 8109330063...
  • Page 19 MADE IN KOREA 2009. 5...