Sony ICF-C112 - ICF-C112 Product Features; Stylish New Design; Visible Green LED Display; Alarm Volume Control

2
TABLE OF CONTENTS
1. SERVICING NOTES
1-1. Cord Dressing (Power Cord) ............................................... 3
1-2. Pointer Alignment ............................................................... 3
2. GENERAL
Installing the Battery ............................................................... 4
Setting the Clock ..................................................................... 4
Operating the Radio................................................................. 4
Setting the Alarm ..................................................................... 4
Setting the Sleep Timer ........................................................... 4
3. DISASSEMBLY
3-1. Panel (Front)........................................................................ 5
3-2. Cabinet (Upper) Single Assy............................................... 6
3-3. Main Board Section ............................................................ 6
3-4. Main Board, LED101, Switch Board .................................. 7
4. ELECTRICAL ADJUSTMENTS................................... 8
5. DIAGRAMS
5-1. Block Diagram .................................................................. 11
5-2. Printed Wiring Boards ....................................................... 12
5-3. Schematic Diagram ........................................................... 13
5-4. IC Block Diagrams............................................................ 14
6. EXPLODED VIEWS
6-1. Cabinet (Upper) Section.................................................... 15
6-2. Main Board Section .......................................................... 16
7. ELECTRICAL PARTS LIST ........................................ 17
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE
WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
Notes on Chip Component Replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
ICF-C112