Toshiba 20AF44 Service Manual

TABLE OF CONTENTS
SERVICING NOTICES ON CHECKING.....................................................................................
HOW TO ORDER PARTS ..........................................................................................................
IMPORTANT ...............................................................................................................................
TABLE OF CONTENTS..............................................................................................................
GENERAL SPECIFICATIONS ...................................................................................................
DISASSEMBLY INSTRUCTIONS
1. REMOVAL OF ANODE CAP ...............................................................................................
2. REMOVAL AND INSTALLATION OF FLAT PACKAGE IC ................................................
SERVICE MODE LIST ................................................................................................................
CONFIRMATION OF HOURS USED .........................................................................................
WHEN REPLACING EEPROM (MEMORY) IC ..........................................................................
ELECTRICAL ADJUSTMENTS..................................................................................................
BLOCK DIAGRAM......................................................................................................................
PRINTED CIRCUIT BOARDS
MAIN ........................................................................................................................................
CRT/VM COIL ..........................................................................................................................
SCHEMATIC DIAGRAMS
MICON .....................................................................................................................................
CHROMA .................................................................................................................................
DEFLECTION ..........................................................................................................................
POWER ...................................................................................................................................
SOUND ....................................................................................................................................
TUNER/STEREO.....................................................................................................................
AV ............................................................................................................................................
COMB/FILTER.........................................................................................................................
CRT/SVM .................................................................................................................................
WAVEFORMS .............................................................................................................................
MECHANICAL EXPLODED VIEWS...........................................................................................
MECHANICAL REPLACEMENT PARTS LIST .........................................................................
ELECTRICAL REPLACEMENT PARTS LIST...........................................................................
A1-1
A1-1
A1-1
A2-1
A3-1~A3-5
B1-1
B2-1, B2-2
C1-1
C1-1
C1-1
D-1~D-5
E-1, E-2
F-1~F-4
F-5
G-1, G-2
G-3, G-4
G-5, G-6
G-7, G-8
G-9, G-10
G-11, G-12
G-13, G-14
G-15, G-16
G-17, G-18
H-1, H-2
I-1, I-2
J1-1
J2-1~J2-5
A2-1

Toshiba 20AF44 Specifications

General

Display Technology	CRT
Screen Size	20 inches
Aspect Ratio	4:3
Speakers	2
Connectivity	RF, Composite, S-Video
Resolution	480i
Comb Filter	3D Digital Comb Filter
Inputs	Composite, S-Video, RF
Audio Output Power	5 Watt x 2