Pioneer MA-990 Service Manual

d) PIONEER'
The Art of Entertainment
Service
ORDER NO.
TRT1121
MIC.MIXER
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
CONTENTS
1. EXPLODED VIEWS AND PARTS LIST.............. 2
2. SCHEMATIC DIAGRAM .....0.... 00. cece eee 4
3. PCB CONNECTION DIAGRAN ............e eee 10
4. PCB PARTS LIST ... 'air 6:
5. IC INFORMATION |... ee eee ere eee 18
6. PANEL FACILITIES AND SPECIFICATIONS. 21
PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 501 Orchard Road, #10-00 Lane Crawford Place, Singapore 0923
© PIONEER ELECTRONIC CORPORATION 1997 ' ,
O-1ZC DEC. 1997 Printed in Japan