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. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER ELECTRONIC CORPORATION 1999
K-ZZA. FEB. 1999 Printed in Japan
ORDER NO.
CRT2361
BRIDGEABLE POWER AMPLIFIER
PRS-X720
X1R/UC
Service
Manual
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST .......................2
3. SCHEMATIC DIAGRAM ...........................................10
4. PCB CONNECTION DIAGRAM ................................28
5. ELECTRICAL PARTS LIST ........................................40
6. ADJUSTMENT..........................................................48
7. GENERAL INFORMATION .......................................49
7.1 IC .........................................................................49
7.2 DISASSEMBLY ...................................................50
8. OPERATIONS AND SPECIFICATIONS.....................51
PRS-X320
X1R/UC
PRS-X220
X1R/UC
PRS-X720/X1R/UC