Pioneer sa 9100 service manual
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Extracted text from pioneer sa 9100 service manual (Ocr-read)
Page 1
SERVICE MANUAL
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STEREO AMPLIFIER
SA-S'IDD
Kuw, I=vw
NOTE:
MODEL SA-9100 COMES IN TWO VERSIONS DISTINGUISHED AS FOLLOWS:
Round label on ,
rear panel Voltage Type
KUW 120V only UL approved (U.S.A.)
FVW 5-position selector General export model
PIONEEIT
Page 2
991.39.?
'10.
11.
12.
13.
SA-S 1 OD
CONTENTS
AMPLIFIER CHARACTERISTICS ......................... 2
SPECIFICATIONS .................................. 3
CONNECTION DIAGRAM ............................. 5
FRONT PANEL FACILITIES ............................ 7
BLOCK DIAGRAM .................................. 9
CIRCUIT DESCRIPTION
6.1 Equalizer Amplifier .............................. 11
6.2 Control Amplifier .............................. 11
6.3 Filter Amplifier ................................ 12
6.4 Power Amplifier ............................... 13
6.5 Protection Circuit ............................... 14
6.6 Power Sapply Circuit ............................. 14
DISASSEMBLY .................................... 15
PARTS AND P.C. BOARD LOCATION
8.1 Top View .................................... 16
8.2 Bottom View .................................. 17
ALIGNMENT PROCEDURE
9.1 Idle Current Adjustment ........................... 18
9.2 Adjustment of Neutral Potential ...................... 18
EXPLODED VIEW AND PARTS LIST ......................... 19
SCHEMATIC DIAGRAMS, P.C. BOARD PATTERNS AND PARTS LIST
11.1 Circuit Connection Diagram and Miscellaneous Parts ----------- 23
11.2 Equalizer Amp Ass'y (Awp-oo7.o) ...................... 31
11.3 Control Amp Ass'y (AWG-O18-A) ...................... 33
11.4 Filter Amp Assy (AWK-021-0) ........................ 37
11.5 Power Amp Ass'y (AWH-OZ3-B) ....................... 39
11.6 Protection Circuit Ass'y (AWM-OZS-Al ................... 43
11.7 Power Supply Circuit-A Assy (AWR-031-0) ................ 46
11.8 Power Supply Circuit-B Ass'y (AWR-032-0) ................ 48
11.9 Switch-A Ass'y (AV'S-038-0) ......................... 51
11.10 Switch-B Ass'y (AWS-039-0) ......................... 52
11.11 Switch-C Assy (AWS-O40-O) ............ - ............. 54
11.12 Volume Ass'y {AWX-048-0) ......................... 56
PACKING METHOD AND PARTS NUMBERS ................. 57
SKELETON APPEARANCES OF TRANSISTORS ............... 58