Sangean ATS-909X Service Manual

ATS-909X
FM / MW / LW / SW
PLL SYNTHESIZED RECEIVER
CONTENTS
Specification 2-6
Main PCB Block Diagram 7
Control PCB Block Diagram 8
Alignment Instructions 9-16
Test Points Diagram
17
Main PCB Top View 18
Main PCB Bottom View 19
Control PCB Top View 20
Control PCB Bottom View 21
Key PCB Top View 22
Key PCB Bottom View 23
Wiring Diagram 24
Troubleshooting Flow Chart 25-28
Electrical Parts List
29-34
Mechanical Parts List 35-36
Exploded Views 37
IC Circuit Block Diagram 38-44
Semiconductor Lead Identifications 45
IC and Transistor Voltage Chart 46-51
Main Schematic Diagram 52
Control Schematic Diagram 53

Sangean ATS-909X Specifications

General

Radio type	Portable
Tuner type	Digital
AM band range	520 - 1710 kHz
FM band range	87.5 - 108 MHz
LW band range	153 - 519 kHz
SW band range	1.711 - 29.999 kHz
PLL synthesizer	Yes
Supported radio bands	AM, FM, LW, MW, SW
Preset stations quantity	406
RMS rated power	1.2 W
Number of built-in speakers	1
Display type	LCD
Headphone connectivity	3.5 mm
MP3 playback	-
Product color	Gray
Apple docking compatibility	Not supported
Battery voltage	1.5 V
Number of batteries supported	4
Power consumption (typical)	1.5 W

Weight and Dimensions

Depth	38 mm
Width	200 mm
Height	134 mm
Weight	453 g