Pioneer sa 7500 mk2 service manual
This is the 38 pages manual for pioneer sa 7500 mk2 service manual.
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Extracted text from pioneer sa 7500 mk2 service manual (Ocr-read)
Page 2
SA-7EDOII
MODEL SA750011 COMES IN FOUR VERSIONS DISTINGUISHED AS FOLLOWS:
Type Voltage Remarks
7 , , 7 t7 , 77
KU 120V only I UL (U.S.A.I approved
1
KC 120V only CSA (CanadaI approved
7 7, .77 1 7 7
_ SEMKD (Sweden), NEMKO (Norway), DEMKO (DenmarkI
HG 220V and 240V (SwrtchableI and El (FInIand) approved
77, 777 777 , 7 7
S i 110V, 120V, 220V and 240V ISWItchabIeI General export modeI
This service manual is applicable to the KU-type, When repairing the KC»type, HG-type or S-type,
please see the additional service manual.
. CONTENTS
1. SPECIFICATIONS ..................................................... 2
. 2. FRONT PANEL FACILITIES ............................................ 3
3. CONNECTION DIAGRAM .............................................. 5
, 4. BLOCK DIAGRAM .................................................... 6
. 5. LEVEL DIAGRAM .................................................... 6
6. CIRCUIT DESCRIPTIONS
6.1 AF Section ....................................................... 7
6.2 Protection Circuit .................................................. 8
6.3 Power Supply Circuit ............................................... 9
7. DISASSEMBLY ....................................................... 10
a 8. PARTS LOCATION
8.1 Front Panel View .................................................. 12
8.2 Rear Panel View ................................................... 13
4 8.3 Front View with Panel Removed ...................................... 14
8.4 Top View ........................................................ 15
9. ADJUSTMENT ....................................................... 16
10. EXPLODED VIEW ..................................................... 17
11. SCH EIVIATIC DIAGRAMS, P.C. BOARD PATTERNS AND PARTS LIST
11.1 Miscellanea ....................................................... 24
11.2 Schematic Diagram ................................................. 25
11.3 Control Amplifier Assembly (AWG-047) ................................ 27
. 11.4 AF Amplifier Assembly (AWK-079) .................................... 30
12. PACKING ........................................................... 36