Sony xrs 330 service manual

Page 2

XR-6033/XRS-330

Tuner section

-SSIR (Sony Super Interference Rejection) PLL
Synthesizer tuner.

-The quartz-locked digital synthesizer system
enables easy and accurate tuning.

- Up to 12 FM and 6 AM stations can be preset,

Cassette deck section
The auto-reverse function changes the tape
direction automatically.

Power amplifier section

- Maximum power output of 30 watts per
channel.

-The Hl-FlLTER (high-cut filter) eliminates the
frequency noise and delivers clear sound.

General
The quartz controlled digital clock

TABLE OF CONTENTS

Section Title Page
Specifications ................. . . 1
Features ................................. 2
SECTION I. GENERAL

Location and Function of Controls ----- 3

Installation ------ 4

Connections . . . . ........................ 5
SECTION 2. DISASSEMBLY ---------------- 6
SECTION 3. ADJUSTMENTS

3-1. Mechanical Adjustment ------------- 7

3-2. Electrical Adjustments ~ 7

SECTION 4. DIAGRAMS
4-1. Block Diagram .................... 10

4-2. Semiconductor Lead Layouts . 13
4-3. Printed Wiring Boards ~~ - 13
4-4. Schematic Diagram ---------------- 17

45. FEl FM Front End Schematic
SERVICING NOTE Diagram .......................... 20
4-5, 1c Block Diagram ----------------- 21

Flexible Circuit Board Repairing SECTION 5_ EXPLODED VIEWS

0 Keep the temperature of the soldering iron around 51' Chassis Assembly-l """""""" 22
270°C during repairing. 5-2. Chassis Assembly-2 ------------- 23
0 Do not touch the soldering iron on the same con- 5-3. MD Assembly-l (MG~36$HJ-32I ------ 24
cluster of the circuit board (within 3 times). 5-4. MD Assembly-2 (MG-SGSHJ-32) ----- 25

O Be careful not to apply force on the conductor

when soldering or unsoldering. SECTION 6. ELECTRICAL PARTS LIST - - r 26

Hardware List ......................... 31
Notes on chip component replacement
0 Never reuse a disconnected chip component.

0 Notice that the minus side of a tantalum capacitor
may be damaged by heat.