Tascam MSR 16 Operating Service Manual

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TAS CA M

TEAC Professional Division

MSR-16

1/ 16-Track Recorder/Reproducer

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TABLE OF CONTENTS

1.8r1efSlgnalTl-eorv ............... ................... 4
1-1.Contro|5 ......... 5
12. Amplifiers ................................................... .. . 5

2. Voltage Conversion . . .1 . . - . ............................................ S

3. Checks and Adjustment:
3-1.ParuLocatlons...... ................ ..... a ....... .. ..... 6
3-2,Ten£quipment ..... .......... 21'
3-3. Removal of Main Fart:

3-3-1. Fronttrimpanel..................._....................._... 8
11-3-12. Amplifinr panel ........................................... 8
3-3-3. Top rear panel ................. a. . . . . . . . . .................. 8
3-3-4. Connector panel . ..... . ............ , ........................ 3
3-3-5. Bottom lower rear panel. . . . . . . . . . ...... .. . ...... . ........... B
13-3-6. Head replacement ...................... . . . . . l .............. 9
3-3-1 Capstan motor replacement ........ .. . . . . . . . . . . . . . . . . . . . . . ..... 10
3-3-8. Heel motor replacement ...................................... . 10
3-3-9. Fusereplacement.....--.........-.............. ........... 1D
3-3-10. Control PCB .. ............................................ 11
33-11. DEX and caosmn servo PCBs . . . . . .............................. 11
13-13-12. Amplifier PCBt .......... . . . . . ........... . ..... . . ........ 11
34. Transport Alignment
13-4-1. Brake mechanism .................... . . . . . . ................ 12
3-4-2. Brake torque ............... . ................... . .......... 12
3-4-3. Pinch roller pressure ........................................ 13
3-4-4. Tape tension servo .......................................... 14
3-4-5. Flee-l table heimt ............... , ......... . ......... 1 ........ - . 14
34-6. Tapespeed............, ............... . ................. 15
3-4-7. Tape travel .................................... . ......... 15
3-4-3. Wow and flurter {reproduce med-tool ........... . ........ . ......... 16
33-4-9. Capstan servo . . . . .............................. . ........... 16
3-5.AudioAlignment t. ..... .......... ...1?
23-51. Preliminary procedure (Head azimurh a adjustment) ........... . ....... 18
3-5-2. lnputlevelcheck-....--.t..... ............................ ..13
13-53. Metereottinglinputsignalreedingl 13
3-5-4. Reproduce level .. . . . . . . . . . ., .............................. 13
3-5-5. Reproduce frequency response . .. . .. . ..................... , ...... 19
3-5-6. Biastuningandbiastrapadjustments.............................19
3-5-"7. Flt-card bias adjustment . . . . . . . . . . . . . . . . ............... . ...... 19
3-5-3. Recordlevel..................-. .................... . ....19
11-5-9. DEX INIDUTIeval ...... . ............ . ...................... 20
35-10. Overall frequency resoonse . . . . . . . . . . . . . .................. . . . . 20
35-11. Overall signal-tonoise ratio ............ . . ._ ..................... 2'0
3-5-11 Overall distortion check . . . . . . . . . . . ._ ,. ...... t .................. 20
23-5-13. Eramre ....................... . ........... . .............. 21
35-14. Channel crosstalk . . ............................... . ........ 21
35-15. Svnccrosmlk 221
345.0832 PCB Adjustment! ....... ....................... 22
3.5.1. .Adiustments location ............................... 23
345-2. Decoder ................................................ 23
3-6-3. Em-oder..... ....... 23