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SERVICE MANUAL AE-5A CHASSIS
MODEL COMMANDER DEST CHASSIS NO. MODEL COMMANDER DEST CHASSIS NO.
KV-34FQ75A RM-893 ET SCC-Q45D-A KV-34FQ75K RM-893 OIRT SCC-Q42C-A
KV-34FQ75D RM-893 AEP SCC-Q41G-A
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TABLE OF CONTENTS
Section Title Page Section Title Page
Specifications .................... 3 5. DIAGRAMS
Connectors .................... 4 5-1. Block Diagram (1) .................... 31
Self Diagnostic Software .................... 5 Block Diagram (2) .................... 35
1. GENERAL Block Diagram (3) .................... 39
Tuning your TV .................... 8 Block Diagram (4) .................... 43
Finding your Video Channel .................... 8 5-2. Circuit Board Location .................... 46
Using the TV menu system .................... 8 5-3. Schematic Diagrams and
NexT View .................... 12 Printed Wiring Boards .................... 46
Teletext .................... 13 * H5 Board .................... 47
Specifications .................... 14 * F3 Board .................... 48
Troubleshooting .................... 14 * F1 Board .................... 48
* H6 Board .................... 48
2. DISASSEMBLY * E Board .................... 49
2-1. Rear Cover Removal .................... 15 * M1 Board .................... 53
2-2. Speaker Connector .................... 15 * D1 Board .................... 56
2-3. Chassis Removal .................... 15 * D Board .................... 63
2-4. Service Position .................... 16 * A Board .................... 66
2-5. D1 Board Removal .................... 16 * J Board .................... 75
2-6. J Board Removal .................... 16 * C Board .................... 81
2-7. B3 Board Removal .................... 16 * BL Board .................... 85
2-8. Front Control Removal .................... 17 * B3 Board .................... 88
2-9. F3 and H6 Board Removal .................... 17 * VM Board .................... 106
2-10. H5 Board Removal .................... 17 5-5. IC Blocks .................... 106
2-11. Service Connector .................... 17 5-4. Semiconductors .................... 107
2-12. Picture Tube Removal .................... 18
Bottom Plates .................... 19 6. EXPLODED VIEWS
6-1. Chassis .................... 110
3. SET-UP ADJUSTMENTS 6-2. Picture Tube .................... 111
3-1. Beam Landing .................... 20
3-2. Convergence .................... 21 7. ELECTRICAL PARTS LIST .................... 113
3-3. Focus Adjustment .................... 23
3-4. Screen [G2], White Balance .................... 23
4. CIRCUIT ADJUSTMENTS ATTENTION
4-1. Electrical Adjustments .................... 24 APRES AVOIR DECONNECTE LE CAP DE'LANODE,
4-2. Volume Electrical Adjustments .................... 28 COURT-CIRCUITER L'ANODE DU TUBE CATHODIQUE ET CELUI
4-3. Test Mode 2 .................... 29 DE L'ANODE DU CAP AU CHASSIS METALLIQUE DE L'APPAREIL,
OU AU COUCHE DE CARBONE PEINTE SUR LE TUBE
CAUTION CATHODIQUE OU AU BLINDAGE DU TUBE CATHODIQUE.
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE
ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR THE ATTENTION !!
CARBON PAINTED ON THE CRT, AFTER REMOVAL OF THE
ANODE CAP. AFIN D'EVITER TOUT RISQUE D'ELECTROCUTION PROVENANT
D'UN CH