Table Of Contents - Roland SH-3A Service Notes

CONTENTS
1. SPECIFICATIONS 2
2. GENERAL CIRCUIT DIAGRAM 4
3. CONTROL CIRCUIT 5
3-1. CONTROL CIRCUIT BLOCK DIAGRAM 5
3-2. FILTER BOARD ASSEMBLY (FL-5) 6
3-3. PACK No.7B ASSEMBLY 7
4. VCO CIRCUIT 8
4-1. VCO PULSE BOARD ASSEMBLY (OP-9A) 8
4-2. PACK No,8 ASSEMBLY 12
4-3. PACK No.4 ASSEMBLY 12
5. VCF-VCA CIRCUIT 13
5-1. VCF-VCA BOARD ASSEMBLY (OP-1OB) 13
6. POWER SUPPLY CIRCUIT 17
6-1. POWER SUPPLY BOARD ASSEMBLY (PS-12C) 17
7. ADJUSTMENT 18
7-1. PREPARATION 18
7-2. VCO TUNING 18
7-3. VCA ADJUSTMENT 18
7-4. CLICK BIAS ADJUSTMENT 18
7-5. RESONANCE ADJUSTMENT 19
7-6. ADSR ZERO ADJUSTMENT 19
7-7. VCF OCTAVE ADJUSTMENT 19
7-8. CHORUS ADJUSTMENT 19
7-9. NOISE ADJUSTMENT 20
8. PARTS LIST 21