1
AK - 45
CHASSIS
PAL
B/G, I
/ SECAM
L/L’, B/G, D/K
SYSTEM COLOUR TELEVISION
SERVICE MANUAL
This document has been published to
be used for after sales service only.
In the interests of user safety (required by safety
regulations in some countries) the set should be re-
stored to its original condition and only parts identi-
cal to those specified should be used.
CONTENTS
TABLE OF CONTENTS ....................................................................................................... 3
INTRODUCTION .................................................................................................................. 6
CIRCUIT DESCRIPTIONS ................................................................................................... 6
INTEGRATED CIRCUIT DESCRIPTIONS ....................................................................... 10
SERVICE MODE ADJUSTMENTS ...................................................................................... 23
BLOCK DIAGRAM ................................................................................................................ 61
CIRCUIT DIAGRAMS ..................................................................................................... 62
HOW TO UPDATE THE TECHNICAL INFORMATION ...................................................... 73
SHARP CORPORATION
SE
00
AK45CHA00
Issued: 20
th
Jan. 2004
CHASSIS
AK-45
Summary of Contents for C-2890EES
Page 7: ...7 C 2890EES CHASSIS LAYOUT Mother Unit CRT Unit Control Panel Unit ...
Page 69: ...53 AK 45 CHASSIS 14 6 GEOMETRY ADJUSTMENT 4 3 FORMATS 4 3 MODE 16 9 MODE ...
Page 70: ...54 AK 45 CHASSIS 16 9 FORMATS AUTO MODE ...
Page 71: ...55 AK 45 CHASSIS REGULAR MODE ...
Page 72: ...56 AK 45 CHASSIS ZOOM 14 9 MODE ...
Page 73: ...57 AK 45 CHASSIS ZOOM 16 9 MODE ...
Page 74: ...58 AK 45 CHASSIS SUBTITLE ZOOM MODE ...
Page 75: ...59 AK 45 CHASSIS FULL MODE ...
Page 76: ...60 AK 45 CHASSIS PANORAMIC MODE ...
Page 86: ...70 AK 45 CHASSIS 1 I H G F E D C B A 2 3 4 5 6 7 16 7 Schematic Diagram of CRT Socket Circuit ...
Page 91: ...75 AK 45 CHASSIS Notes ...