Pioneer sa 6500 mk2 service manual

Page 2

SA-SEDDII

CONTENTS
1. SPECIFICATIONS ..................................................... 2
2. FRONT PANEL FACILITIES ............................................ 3
3. CONNECTION DIAGRAM .............................................. 4
4. BLOCK DIAGRAM .................................................... 5
5. LEVEL DIAGRAM .................................................... 7
6. CIRCUIT DESCRIPTION
6.1 Equalizer Amplifier (O, I ............................................ 8
6.2 Tone Control (02, O3) .............................................. 8
6.3 Power Amplifier (04-- 0; 1) .......................................... 8
6.4 Muting Circuit (Fig. 1) .............................................. 8
6.5 Protection Circuit (Fig. 2) ........................................... 8
7. DISASSEMBLY ....................................................... 1O
8. PARTS LOCATION
8.1 Front Panel View .................................................. 12
8.2 Front View With Panel Removed ...................................... 13
8.3 Top View With Cover Removed ....................................... 14
8.4 Rear Panel View ................................................... 15
9. ADJUSTMENT ....................................................... 16
10. EXPLODED VIEWS .................................................... 17
11. SCHEMATIC DIAGRAMS, P.C. BOARD PATTERNS AND PARTS LIST
11.1 Miscellaneous Parts List .................... I ......................... 23
11.2 Schematic Diagram ................................................. 25
11.3 AF Amplifier Assembly (AWK-083) .................................... 27
12. PACKING ........................................................... 34