File name SONY KV-25FX30E.pdfSERVICE MANUAL
MODEL
COMMANDER DEST CHASSIS NO.
FE-2 CHASSIS
MODEL
COMMANDER DEST CHASSIS NO.
KV-25FX30B KV-25FX30E KV-25FX30K
RM-887
FR
SCC-Q54H-A
RM-887
ESP
SCC-Q53J-A
RM-887
OIRT
SCC-Q51K-A
KV-29FX30B KV-29FX30E KV-29FX30K
RM-887
FR
SCC-Q54J-A
RM-887
ESP
SCC-Q53K-A
RM-887
OIRT
SCC-Q51L-A
RM-889
1
TABLE OF CONTENTS
Section Title Page Section Title Page
Specifications Connectors Self Diagnostic Software 1. GENERAL
... ... ...
3 4 5
4. CIRCUIT ADJUSTMENTS 4-1. 4-2. 4-3. Electrical Adjustments Test Mode 1 Test Mode 2 ... ... ... 20 22 22
Switching On the TV and Automatically Tuning ... Introducing the Menu System ... Teletext ... Connecting Optional Equipment... Specifications ... Troubleshooting ... 2. DISASSEMBLY 2-1. 2-2. 2-3. 2-4. 2-5. 2-6. Rear Cover Removal Chassis Removal A Board PWB Removal 1 A Board PWB Removal 2 Service Position Picture Tube Removal Bottom Plates ... ... ... ... ... ... ...
6 7 10 10 11 11
5. DIAGRAMS 5-1. 5-2. 5-3. Block Diagrams Circuit Board Location Schematic Diagrams and Printed Wiring Boards * C Board * A Board Semiconductors IC Blocks ... ... ... ... ... ... ... 23 26 26 27 30 33 35
12 12 13 13 13 14 15
5-4. 5-5.
6. EXPLODED VIEWS 6-1. 6-2. Chassis Picture Tube ... ... ... 36 37 38
7. ELECTRICAL PARTS LIST 3. SET-UP ADJUSTMENTS 3-1. 3-2. 3-3. 3-4. Beam Landing Convergence Focus Adjustment Screen (G2), White Balance ... ... ... ... 16 17 19 19
CAUTION SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR THE CARBON PAINTED ON THE CRT, AFTER REMOVAL OF THE ANODE CAP.
ATTENTION APRES AVOIR DECONNECTE LE CAP DE'LANODE, COURT-CIRCUITER L'ANODE DU TUBE CATHODIQUE ET CELUI DE L'ANODE DU CAP AU CHASSIS METALLIQUE DE L'APPAREIL, OU AU COUCHE DE CARBONE PEINTE SUR LE TUBE CATHODIQUE OU AU BLINDAGE DU TUBE CATHODIQUE.
WARNING !! AN ISOLATION TRANSFORMER SHOULD BE USED DURING ANY SERVICE WORK TO AVOID POSSIBLE SHOCK HAZARD DUE TO LIVE CHASSIS, THE CHASSIS OF THIS RECEIVER IS DIRECTLY CONNECTED TO THE POWER LINE. ATTENTION !! AFIN D'EVITER TOUT RISQUE D'ELECTROCUTION PROVENANT D'UN CHÁSSIS SOUS TENTION, UN TRANSFORMATEUR D'ISOLEMENT DOIT ETRE UTILISÈ LORS DE TOUT DÈPANNAGE LE CHÁSSIS DE CE RÈCEPTEUR EST DIRECTMENT RACCORDÈ Á L'ALIMENTATION SECTEUR.
SAFETY-RELATED COMPONENT WARNING !! COMPONENTS IDENTIFIED BY SHADING AND MARKED £ ON THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE PARTS LIST AR |