Pioneer plc 590 service manual

Page 2

CONTENTS

SPECIFICATIONS ..................................................... 2
PANEL FACILITIES ................................................... 3
CIRCUIT DESCRIPTIONS
3.1 Meter Drive Circuit ................................................. 5
3.2 START-STOP Control Section ........................................ 6
ADJUSTMENTS ....................................................... 8
4.1 IC=PA2003 Operating Point Adjustment ................................ 9
4.2 Meter 0 Level Adjustment ........................................... 9
4.3 RC Reference Oscillation Frequency Adjustment .......................... 9
4.4 QUARTZ Lock OFF Speed Adjustment ................................. 9
4.5 Meter Sensitivity Adjustment ......................................... 10
PARTS LOCATION .................................................... 11
EXPLODED VIEW
6.1 External Part ..................................................... 15
6.2 Control Panel ..................................................... 17
6.3 Meter ........................................................... 18
SCHEMATIC DIAGRAMS, P.C. BOARD PATTERNS AND PARTS LIST
7.1 Miscellanea Part ................................................... 20
7.2 Power Supply Assembly lPWR-012) .................................... 23
7.3 Meter Drive Circuit Assembly (PWX-OIO) ................................ 26
PACKING ............................................................ 28

PXM-051 SERVICE MANUAL ................................................ 31