Pioneer h 22 service manual

Page 2

CONTENTS

1. SPECIFICATIONS ............................................ 1

2. PARTS LOCATION ........................................... 2

3. CIRCUIT DESCRIPTION ....................................... 3

4. DISASSEMBLY .............................................. 4

5. ADJUSTMENT
5.1 CROSSTALK ADJUSTMENT .............................. 5
5.2 AZIMUTH ADJUSTMENT ................................. 5
5.3 ADJUSTMENT OF MOTOR PULLEY POSITION ..... 5
5.4 ADJUSTMENT OF CARTRIDGE LOCK PRESSURE 5

6. CIRCUIT DIAGRAM SECTION
6.1 SCHEMATIC DIAGRAM .................................. 6N7
6.2 AMPLIFIER UNIT ....................................... 8
6.3 PARTS LIST ............................................ 9~10

7. EXPLODED VIEW
7.1 CABINET 81 CHASSIS .................................... 11N12
7.2 MECHANISM ........................................... 13~15

8. PACKING METHOD .......................................... 16

1. SPECIFICATIONS

SEMI-CONDUCTORS ................... 4 transistors, 3 diodes

CONTROL ........................... Program selector

POWER SOURCE ...................... AC 120V, 50/60Hz

POWER CONSUMPTION ................ Less than 20W

CARTRIDGE Any 8-track cartridges

TAPE SPEED 9.50m/sec (3-3/4 in./sec)

WOW AND FLUTTER Less than 0.25% (WRMSI

PROGRAM SELECTION SYSTEM ......... Automatic and manua! selection system

FREQUENCY RESPONSE ................ 40 ~12,000Hz

TOTAL HARMONIC DISTORTION ........ Less than 3%

CHANNEL SEPARATION ................ More than 40dB

CROSSTALK .......................... More than 40dB

SIGNAL TO NOISE RATIO ............... More than 40dB

OUTPUT LEVEL ....................... 240mV

OUTPUT IMPEDANCE .................. Less than 10kfl

DIMENSIONS (W x H x D) ................ 199 x120x297mm(8x4-3/4x11-5/8in.)

WEIGHT

3.1kg (6.8lbs)