Pioneer C 4500 Service Manual

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1

SERVICEM

COMPACT STEREO SYSTEM

(3- 45oI

HV HVT

1 Note:
Parts number is subject to change for the purpose of improvement with notice of a

service bulletin.
Service bulletin W111 be furnished Whenever necessary and you are requested to amend

parts number 1n this manual according to the instructions

GDPIONEEIT

(73HO0M51L)

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10.

11.
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(3-4500

CONTENTS

SPECIFICATIONS ...........................................
FRONT PANEL FACILITIES . ..

CONNECTION DIAGRAM 7
LEVEL DIAGRAM ........ 8
BLOCK DIAGRAM ............................................. 9
DISASSEMBLY ................................................ 11
PARTS AND P.C. BOARD LOCATION .............................. 13
EXPLODED VIEW AND PARTS LIST .............................. 14
SCHEMATIC DIAGRAMS, P.C. BOARD PATTERNS AND PARTS LISTS

9.1 Circuit Connection Diagram and Miscellaneous Parts ............... 17
9.2 Equalizer Amplifier Assembly (AWF-001) ...................... 20
9.3 Control Amplifier Assembly (AWG-010) ----------------------- 23
9.4 Power Amplifier Assembly (AWH-005) ------------------------ 26
9.5 Power Supply Circuit Assembly (KWR-801l --------------------- 31
EXPLODED VIEW AND PARTS LISTS OF STEREO TURNTABLE

10.1 Mechanism ............................................... 33
10.2 Function Lever Assembly .................................... 37
10.3 Belt Guide Assembly ...... . . . 38
10.4 Speed Selector Assembly ..................................... 39
10.5 Cemer Shaft Assembly ...................................... 39
OPERATION .................................................. 40
SELECTION OF LINE VOLTAGE .................................. 41
SELECTION OF LINE FREQUENCY ............................... 41
PACKING METHOD AND PARTS LIST ............................. 42
PARTS FOR USE IN ATTACHING REDIFFUSION TUNER ............. 44