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Inter-m IMX-824 Service Manual
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Inter-m IMX-824 Service Manual

Inter-m IMX-824 Service Manual

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SERVICE
MANUAL
M
I
X
I
N
G
CONSOLE
IMX-824/832/840

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Summary of Contents for Inter-m IMX-824

  • Page 1 SERVICE MANUAL CONSOLE IMX-824/832/840...
  • Page 2 ■ REQUIRED TEST EQUIPMENT 1)Audio signal generator with balanced output, output impedance <200 ohms 2)Audio signal level meter with balanced input, input impedance >10k ohms. 3)DC volt meter 4)Alignment screw driver. NOTE Recommended test equipment for (1) and (2) is Audio Precision’s measurement system include “Portable One”.
  • Page 3 ONO INPUT PART IMX-824/832/840...
  • Page 4 CN1 Signal I/O Signal Remarks Direct output - Direct output + Insert Return – chassis Insert Return + Insert Send – chassis Insert Send + Audio GND Signal Input - Signal Input + 10 +48V COM chassis 11 +48V switch out 12 +48V input CN2 BUS I/O Signal...
  • Page 5 Ref No. Part No. Description Value Ref No. Part No. Description Value R19-20 3009752973 RES,MF,7.5K,1/5W,5%,AX N,TA 7.5K MONO INPUT (4003473600) 3009821973 RES,MF,820,1/5W,5%,AX N,TA J4-5 J8 1508400501 JUMP WIRE(0.5/52M/M) JUMPER R44-45 R84 3009822973 RES,MF,8.2K,1/5W,5%,AX N,TA 8.2K J1-3 J6-7 Open Open 3009911973 RES,MF,910,1/5W,5%,AX N,TA Q5-6 Q13 2008206985...
  • Page 11 TEREO INPUT PART IMX-824/832/840...
  • Page 12 CN1 Signal I/O Signal Remarks n.c. n.c. Audio GND Audio GND Signal Input R- Signal Input R+ Audio GND Audio GND Signal Input L- 10 Signal Input L+ CN2 BUS I/O Signal Remarks Signal Remarks MUTE group 4 Active=+5V MUTE group 3 Active=+5V MUTE group 2 Active=+5V...
  • Page 13 Ref No. Part No. Description Value Ref No. Part No. Description Value R5-6 R37-38 3009822973 RES,MF,8.2K,1/5W,5%,AX N,TA 8.2K STEREO INPUT (4003473500) R67 R190 1508400501 JUMP WIRE(0.5/52M/M) JUMPER R188 Open Open Open Open 3228066420 VR,XVB12311GPJ,25F,15A20K 20KA*2 2008206985 TR,SG,NPN,800MA,45V,BC337,TO-9 BC337 VR12-19 3228066430 VR,XVB12111NPJ,25F,1B20K 20KB Q7 Q9-10...
  • Page 20 ROUP ODD PART IMX-824/832/840...
  • Page 21 CN1 Signal I/O Signal Remarks Signal Remarks Return in L+ Insert Send + Return in L- 10 Insert Send - Chassis Return in R+ 11 Insert Return + Return in R- 12 Insert Return - Chassis Audio GND 13 Audio GND AUX out+ 14 Sub-group out+ AUX out-...
  • Page 22 Ref No. Part No. Description Value Ref No. Part No. Description Value R155 3009821973 RES,MF,820,1/5W,5%,AX N,TA GRP-ODD (4003473400) 8.2K R4 R9 R26 R31 3009822973 RES,MF,8.2K,1/5W,5%,AX N,TA JUMPER 1508400501 JUMP WIRE(0.5/52M/M) R47 R52 R55 Open Open OPEN R179 OPEN BC327 20KB Q1-3 2038100942 TR,SG,PNP,800MA,45V,BC327,TO-9...
  • Page 27 ROUP EVEN PART IMX-824/832/840...
  • Page 28 CN1 Signal I/O Signal Remarks Audio GND AUX out+ AUX out- Audio GND Insert Send + Insert Send - Chassis Insert Return + Insert Return - Chassis Audio GND 10 Sub-group out+ 11 Sub-group out- 12 Post fader out VU meter send CN2 Upper Bus / Signal Link Signal Remarks...
  • Page 29 CN6 Return Right Fader I/O Signal Remarks Bottom Wiper signal out signal in 1)Meter off set minimizing This alignment minimizes DC off set voltage of peak-meter rectifier. ADJUST POINT SVR1 CONDITION Rout signal from any inputs to sub-group. Let sub-group output –36dBu signal by using fader or by reducing input level. Adjust semi-volume to light “-36”...
  • Page 30 Ref No. Part No. Description Value Ref No. Part No. Description Value R2 R5 3009822973 RES,MF,8.2K,1/5W,5%,AX N,TA 8.2K GROUP-EVEN (4003473300) R116 3009912973 RES,MF,9.1K,1/5W,5%,AX N,TA 9.1K Q1-3 2038100942 TR,SG,PNP,800MA,45V,BC327,TO-9 BC327 R110 R113 3009913973 RES,MF,91K,1/5W,5%,AX N,TA D1-16 2058304100 DIODE,SW,100MA,75V,1N4148M,DO- 1N4148 R115 R182 Open Open 2058503120...
  • Page 35 IX L/C PART IMX-824/832/840...
  • Page 36 CN1 Signal I/O Signal Remarks Signal Remarks Return in L+ Insert Send + Return in L- 10 Insert Send - Chassis Return in R+ 11 Insert Return + Return in R- 12 Insert Return - Chassis Audio GND 13 Audio GND AUX out+ 14 Sub-group out+ AUX out-...
  • Page 37 Ref No. Part No. Description Value Ref No. Part No. Description Value C49 C52-53 MIX-L (4003473200) / MIX-C (4003473220) C56-57 C60 C63 JUMPER J1 J3-4 1508400501 JUMP WIRE(0.5/52M/M) C66 C83 C89-90 Open OPEN C115-116 BC327 220/10 Q1-3 2038100942 TR,SG,PNP,800MA,45V,BC327,TO-9 C39 C59 C67-68 3409222124-T CAP,E,SM,SG,85C,220UF,10V,M,6.
  • Page 42 IX R PART IMX-824/832/840...
  • Page 43 CN1 Signal I/O Signal Remarks Signal Remarks Audio GND Insert Return + AUX out+ Insert Return - Chassis AUX out- Audio GND Audio GND 10 Sub-group out+ Insert Send + 11 Sub-group out- Insert Send - Chassis 12 Post fader out VU meter send CN2 Upper Bus / Signal Link Signal...
  • Page 44 1)Meter off set minimizing This alignment minimizes DC off set voltage of peak-meter rectifier. ADJUST POINT SVR1 CONDITION Rout signal from any inputs to sub-group. Let sub-group output –36dBu signal by using fader or by reducing input level. Adjust semi-volume to light “-36” LED. Make sure this LED doesn’t light when signal level is –37dBu.
  • Page 45 Ref No. Part No. Description Value Ref No. Part No. Description Value R2 R5 3009822973 RES,MF,8.2K,1/5W,5%,AX N,TA 8.2K MIX-R (4003473100) R116 3009912973 RES,MF,9.1K,1/5W,5%,AX N,TA 9.1K Q1-3 2038100942 TR,SG,PNP,800MA,45V,BC327,TO-9 BC327 R110 R113 3009913973 RES,MF,91K,1/5W,5%,AX N,TA D1-16 2058304100 DIODE,SW,100MA,75V,1N4148M,DO- 1N4148 R115 R812 Open Open 2058503120...
  • Page 50 ONITOR PART IMX-824/832/840...
  • Page 51 CN1 Signal I/O Signal Remarks PB input L+ PB input L- PB input L+ PB input L- Audio GND MTX out+ MTX out- Audio GND Monitor out L+ 10 Monitor out L- 11 Monitor out R+ 12 Monitor out R- CN2 Upper Bus / Signal Link Signal Remarks...

  • Page 52: Mix Output

    CN6 SUB BOARD LINK 1 Signal Remarks L MON SRC1 R MON SRC1 C MON SRC1 MET SND L MET SND R MET SND C MTX SIG MTX AFL 10 LOGIC GND CN7 SUB BOARD LINK 2 Signal Remarks Signal Remarks SOLO Audio GND...
  • Page 53 Reference Item no Description Value Reference Item no Description Value 4438399210 NC3FAHR1 JACK,XLR(FA)-NC3FAHR1,NEUTRIK MONITOR MAIN (4003473000) 4638998200 A-12JH SW,TOGGLE,HOR,DPST,NS,L6.3 2008206985 BC337 4628990110 PUSH,1U Q7 Q9 TR,SG,NPN,800MA,45V,BC337,TO-9 SW2 SW10 SW,PUSH,HOR,4PDT,NS,1U,L9.8 2038100942 2SB737 Q1-3 Q8 TR,SG,PNP,800MA,45V,BC327,TO-9 SW12 2058304100 1N4148 4698098710 2-Lat-mo D1-14 DIODE,SW,100MA,75V,1N4148M,DO- SW13 SW,PUSH,SPUJ191900(SPUJ-2POLES...
  • Page 54 Reference Item no Description Value R224-225 3009512973 RES,MF,5.1K,1/5W,5%,AX N,TA 5.1K R247 R249 R260 3009750973 RES,MF,75,1/5W,5%,AX N,TA R262 R267 R269 R181-182 3009822973 RES,MF,8.2K,1/5W,5%,AX N,TA 8.2K R188-189 4369997708 CON ASS'Y 3P FADER,170MM 4428594903 CON WAFER,BOX(M),3P,AN 4428594912 CON WAFER,BOX(M),12P,AN 4438192410 JACK,PHONE,1U,3P,ST SW27-29 4628990310 PUSH,1U SW,PUSH,HOR,DPDT,NS,1U,L9.8 C101 C106 C110...
  • Page 61 OTHER PART IMX-824/832/840...
  • Page 62 Ref No. Part No. Description Value MOTHER (4003472800) 1508400501 JUMP WIRE(0.5/52M/M) JUMPER CN3-4 4355923801 CON WAFER B3P-VH JST(3.96) B03PVH-03P 4428523110 CON WAFER,LOCK(M),10P,ST LW1143-10P AN102 AN302 4428560416 WAFER DS1023-01-2*8SF1,ST,16P DS1023-16P AN502 AN702 AN902 AN1102 AN202 AN402 4428560434 WAFER DS1023-01-2*17SF1,ST,34P DS1023-34P AN602 AN802 AN1002 AN1202 AN101 AN201 4428560450...
  • Page 67 ONO CON PART IMX-824/832/840...
  • Page 68 Ref No. Part No. Description Value MONO_CON (4003473700) R3-4 R7-8 3009273973 RES CF 27K 1/5W J N R11-12 R15-16 R19-20 R23-24 R27-28 R31-32 R1-2 R5-6 3009682973 RES CF 6.8K 1/5W J N 6.8K R9-10 R13-14 R17-18 R21-22 R25-26 R29-30 C4-5 C16-17 3409247081-T CAP AF SG 47UF 63V 8 P 47/63...
  • Page 72 TEREO CON PART IMX-824/832/840...
  • Page 73 Ref No. Part No. Description Value STEREO CONN (4003472600) R11-14 R17-20 3009103973 RES CF 10K 1/5W J N R9-10 R15-16 3009153973 RES CF 15K 1/5W J N C19-20 C29-30 3509102231-A CAP CE YB 1000PF 50V K AXIAL 1000P C11-18 C21-28 3509331231-A CAP CE B 330PF 50V K AXIAL 330P...
  • Page 77 ASTER CON PART IMX-824/832/840...
  • Page 78 Ref No. Part No. Description Value MASTER CONN (4003472900) CN102 CN302 4369998310 CON ASS'Y 16P UL1007 (2MM) ASS'Y-16P CN502 CN702 CN902 CN1102 CN101 CN301 CN501 CN701 CN901 CN1001 CN201 CN401 4369998510 CON ASS'Y 12P UL1007 (2MM-PITC ASS'Y-12P CN601 CN801 CN1101 CN1201 4369997210 CON ASS'Y 12P(2MM PITCH)-330MM...
  • Page 86 *0dBu=0.775V, 0dBV=1V - ELECTRICAL MIC INPUT ...................... XLR 3 type female Electrical Balanced Input Impedance ............................... >2kΩ Nominal Level ....................... -60dBu to +10dBu(+30dBu Max.) Hi-Z INPUT ......................TRS Jack socket Electrical Balanced Input Impedance ............................. >30kΩ Nominal level ..........................-34dBu to +36dBu STEREO INPUT(1) ..................
  • Page 87 DIRECT OUTPUT ......................TRS Jack socket Unbalanced Output Impedance ............................<150Ω Minimum load ..............................>2kΩ Nominal level ..............................-10dBv REC OUTPUT ......................RCA pin type Electrical Balanced Output Impedance ............................<150Ω Minimum load ..............................>2kΩ Nominal level ..............................-10dBv PHONES OUTPUT ....................... TRS Jack socket Unbalanced Minimum load ..............................

  • Page 88: Power Supply Part

    OWER SUPPLY PART IMX-824/832/840...
  • Page 89 Ref No. Part No. Description Value Ref No. Part No. Description Value CONNECTOR 4369998000 CON ASS'Y 10P DC POWER CORD 4000mm POWER (4003472700) 4369998113 CON ASS'Y 10P DC POWER 270MM 4369998915 CON ASS'Y 1P 250T-250T/UL1617 J101 Open Open 4369999015 CON ASS'Y 1P 250T-250T/UL1617 Q205 Q304 2008206985 TR,SG,NPN,800MA,45V,BC337,TO-9...
  • Page 95 - ELECTRICAL Mains Input Voltage Range 220V - 240V AC ........................+10%/-10%, 50/60Hz 100V - 120V AC ........................+10%/-10%, 50/60Hz Outputs DC Voltage Rail Max. Output Current ......................±18V(7A), +48V(0.6A) Operating Temperature Range ......................-10°C~+35°C Humidity ............................0 to 90% @35°C - GENERAL Power Source ....................
  • Page 96 U METER PART IMX-824/832/840...
  • Page 97 Ref No. Part No. Description Value VU METER (4003472500) J1 J6 1508400501 JUMP WIRE(0.5/52M/M) JUMPER D3-4 2058304100 DIODE,SW,100MA,75V,1N4148M 1N4148 2118019832 IC,OP AMP,NJM072BDE,DIP8 072BDE R3 R5 3009103973 RES,MF,10K,1/5W,5%,AX N,TA 3009104973 RES,MF,100K,1/5W,5%,AX N,TA 100K 3009203973 RES,MF,20K,1/5W,5%,AX N,TA 3009223973 RES CF 22K 1/5W J N 3009752973 RES,MF,7.5K,1/5W,5%,AX N,TA 7.5K...

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