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TC Electronic A/S

Finalizer Service manual

page 2

Table of Contents:

Introduction ..........................................................................................................3

Quick Trouble Shooting:.......................................................................................4

Built-in Test Program:...........................................................................................5

Disassembly Procedure for Main Board ................................................................6

Disassembly Procedure for Front Section: ............................................................7

Exchange of Power Supply Module.......................................................................8

Exchange of Battery: .............................................................................................9

Block Diagram:....................................................................................................10

Circuit Description:.............................................................................................12

Power On Sequence:............................................................................................13

Test Point Values:................................................................................................15

LED Error Codes:................................................................................................17

Jumper settings:...................................................................................................17

Software Changes: ...............................................................................................18

Technical Specifications:......................................................................................19

Cable Specifications: ............................................................................................20

Appendix list: Flow chart, Schematics, Part lists, PCB Lay-out..........................21

2nd Edition

Filename: FINSMAN2.DOC
Stock number: 605 0290 11

Содержание Finalizer

Страница 1: ...ST POWER MIDI IN 48000Hz OVERLOAD 44100Hz 32000Hz CARD WORKING EDITED BLOCK HELP RECALL MAIN PAGE STORE TOOLS COMPARE WIZARD BYPASS U N I T Y G A IN UTILITY FUNCTIONS PROGRAM CONTROL 1 0 5 1 1 0 0 5 0...

Страница 2: ...Program 5 Disassembly Procedure for Main Board 6 Disassembly Procedure for Front Section 7 Exchange of Power Supply Module 8 Exchange of Battery 9 Block Diagram 10 Circuit Description 12 Power On Sequ...

Страница 3: ...test point values a list with LED error codes and Jumper settings Finally the specifications are stated Appendix contains Flow Charts Schematics Part lists and PCB Layouts Schematics start with a main...

Страница 4: ...lication software again Picture on display frozen Normally caused by electric shock Turn power off and on Automatic re initialization of the display is implemented in software ver 1 08 or higher meani...

Страница 5: ...g I O A sine wave is generated on both analog outputs When connected to one of the analog inputs the display reads OK if the level is correct In this way a problem might be narrowed down to a specific...

Страница 6: ...crews at MT7 MT8 MT2 on the main board see fig 2 5 Remove screws at the XLR connectors on the back panel see fig 3 6 Remove screw at SPDIF in out connector see fig 3 7 Remove jack nut at PEDAL IN see...

Страница 7: ...UST knob by hand or work it loose with a small screw driver Place the screw driver in the gap between big nut and encoder see fig 5 7 Place the front profile horizontally with the buttons facing down...

Страница 8: ...he front section 6 Desolder all seven power supply wires from the main board 7 Remove the power supply by removing one screw at the back panel just below the mains plug see fig 6 8 Mount the new power...

Страница 9: ...r the terminals one by one Avoid any short circuit of the terminals 5 The voltage measured directly across the terminals of the new battery should be higher than 3 0VDC 6 Do not discard the old batter...

Страница 10: ...S EBU and the SPDIF inputs at the same time Signals are present on all outputs all of the time To make dithering circuit work the system must know whether the analog or AES EBU or SPDIF output is main...

Страница 11: ...________________________________________________________________________________________________________________________________________________________ TC Electronic A S Finalizer Service manual page...

Страница 12: ...rts a 3 3kHz square wave to a negative DC voltage for the display contrast By changing the duty cycle of the square wave the DC voltage and thereby contrast will also change An attenuator allows the M...

Страница 13: ...load normal current load is approx 70mA 2 TP5 goes to 4 7VDC C149 is discharged and keeps IC44 pin 13 low and subsequently IC44 pin 8 goes high IC44 DZ1 3a 5VSB 5V_STANDBY Brown wire goes to approx 3...

Страница 14: ...s if TAP button is pressed If pressed Boot menu appears Check D11 if no picture 11 MPU tests SRAM If not OK message appears RAM is corrupted Settings cleared Check IC34 IC30 or battery 12 MPU checks h...

Страница 15: ...4 Standby circuit status 6 low reset high running C4 9 RESET Stays low if battery is missing 7 3 0VDC D4 9 Battery voltage 8 6 to 9 5VDC Typ 8VDC L5 13 Contrast voltage Controlled by parameter VIEWING...

Страница 16: ...ilt in Test program Option analog 22 2 4VDC and 2 7Vpp M4 8 Left DA output Running Built in Test program Option analog 23 2 4VDC and 2 7Vpp M4 8 Right DA output Running Built in Test program Option an...

Страница 17: ...he main board version PC12001 3 LD1 LD2 LD3 might show an error code LD1 LD2 LD3 Code explanation Comment off off off The MPU is running OK All LED s must blink once at power up on on on The program e...

Страница 18: ...ines for number of exp params 2 threadSleep 2 inserted after midi exc dump head 3 handling MAX 20 BITS MAX 24 BITS and NONE PROF 16BIT etc changed to 16 BITS 4 no limit on rom ram bank in output in du...

Страница 19: ...dB THD 0 008 1 kHz 10 dB Frequency Response 10 Hz 20 kHz 0 0 2 dB Crosstalk 60 dB max 10 Hz 20 kHz Digital Inputs and Outputs AES EBU In Out XLR S PDIF In Out Coaxial RCA Type Formats EIAJ CP 340 IEC...

Страница 20: ...MIDI CABLE PEDAL CABLE FADER CABLE DIN CONNECTOR Note Pin 1 and 3 at the Finalizer are reserved for optional RS485 interface Therefore use only 3 wires if the Finalizer is connected to other equipmen...

Страница 21: ...contents and the order of appendix Flow chart for Power On Sequence 2 pages Schematic for Main board ver PC12001 3 14 pages Part list for Main board ver PC12001 3 13 pages PCB lay out for Main board...

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