Pioneer sa 8800 service manual 2

Page 2

MODEL SA-8800 COMES IN FIVE VERSIONS DISTINGUISHED AS FOLLOWS:

Typo Voltage Remarks
KU 120V only U.S.A. model
KC 120V only Canada model
HG 220V and 240V ISwitchabIeI Europe or Oceania model
S/G 110V, 120V, 220V and 240V (Switchable) US Military model
8 110V. 120V, 220V and 240V (Switchable) General export model
A
The variation in safety standards in different countries has also necessitated variations in power supply and
circuit component specifications.
This service manual is applicable to the KU type. For servicing of the other types please refer to the additional
service manuals.
CONTENTS
1. SPECIFICATIONS ..................... 3 11.11 Indicator Assembly (AWV-OOII ......... 39
2. FRONT PANEL FACILITIES. .' ............ 4 11.12 Phones Jack Assembly (GWX.244) ....... 41
3. REAR PANEL FACILITIES ............... 7 11.13 Power Supply Assembly (AWR-182) ...... 42
4. BLOCK DIAGRAM ..................... 8
5. CIRCUIT DESCRIPTIONS
5.1 Pre-AmpIifier Section ................ 8
5.2 Power Amplifier Section .............. 10
5.3 Indicator Circuit ................... 13
5.4 Protection Circuit .................. 14
6. DISASSEMBLY ....................... 15
7. PARTS LOCATION .................... 16
8. PACKING ........................... 18
9. ADJUSTMENTS ....................... 19
10. EXPLODED VIEW ..................... 20
11. SCHEMATIC DIAGRAMS, P.C. BOARD
PATTERNS AND PARTS LIST
11.1 Miscellanea ...................... 23
11.2 Schematic Diagram ................. 24
11.3 P.C. Boards Connection Diagram ........ 27
11.4 Terminal Assembly (GWX-242) ......... 31
11.5 Switch Assembly (AWS-134) ........... 31
11.6 E0 Assembly (GWF-113I ............. 32
11.7 Filter Assembly (GWSo1641 ............ 33
11.8 TC Assembly (GWG-122) ............. 34
11.9 VR Assembly (GWX-243I ............. 35
11.10 PA Assembly (GWI-H 15) ............. 36