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Self Diagnosis model Supported SERVICE MANUAL MODEL COMMANDER DEST. CHASSIS NO. MODEL BG-3S CHASSIS COMMANDER DEST. CHASSIS NO. KV-XF21M80 KV-XF21M8J RM-952 RM-952 JE ME SCC-P01D-A SCC-U16L-A TRINITRON ® COLOR TV KV-XF21M80/XF21M8J RM-952 SPECIFICATIONS Note Power requirements Television system Color system Channel coverage B/G I D/K M (Antenna) Audio output Number of terminal D (Video) (Audio) 2 (Headphone) Picture tube Tube size (cm) Screen size (cm) Dimension (w/h/d, mm) Mass (kg) Input: 2 Output: 1 Input: 2 Output: 1 Output: 1 21 inch 54 51 640 Ч 456 Ч 488 27 Design and specifications are subject to change without notice. Measured diagonally Measured diagonally Phono jacks; 1 VP-P, 75 ohms Phono jacks; 500 mVrms Minijack 110-240 V AC, 50/60 Hz B/G, I, D/K, M PAL, PAL 60, SECAM, NTSC4.43, NTSC3.58 VHF: E2 to E12 / UHF: E21 to E69 / CATV: S01 to S03, S1 to S41 UHF: B21 to B68 / CATV: S01 to S03, S1 to S41 VHF: C1 to C12, R1 to R12 / UHF: C13 to C57, R21 to R60 CATV: Z1 to Z39, S01 to S03, S1 to S41 VHF: A2 to A13 / UHF: A14 to A79 / CATV: A-8 to A-2, A to W+4, W+6 to W+84 75-ohm external terminal 5W + 5W Power consumption (W) Indicated on the rear of the TV CAUTION SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR CARBON PAINTED ON THE CRT, AFTER REMOVING THE ANODE. SAFETY-RELATED COMPONENT WARNING!! COMPONENTS IDENTIFIED BY SHADING AND MARK ! ON THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS 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. ­2­ KV-XF21M80/XF21M8J RM-952 TABLE OF CONTENTS Section Title Page Section Title Page SELF DIAGNOSIS FUNCTION ... 4 1. GENERAL ... 8 2. DISASSEMBLY 2-1. 2-2. 2-3. 2-4. 2-5. Rear Cover Removal ... Chassis Assy Removal ... F Bracket Removal ... Service Position ... Replacement of Parts ... 2-5-1. 2-5-2. Replacement of Control Button ... Replacement of Light Guide ... 5. DIAGRAMS 5-1. 5-2. 5-3 5-4. (1) (2) (3) (4) 5-5. Block Diagram ... Frame Schematic Diagram ... Circuit Boards Location ... Schematic Diagrams and Printed Wiring Boards ... Schematic Diagram of A (1/2) Board ... Schematic Diagrams of A (2/2) and F Boards ... Schematic Diagram of C3 Board ... Schematic Diagram of VM1 Board ... Semiconductors ...