Sony Watchman FDL-22 Service Manual

MODEL COMMANDER DEST. CHASSIS NO. FDL-22 MX 2.2 ∗ Please file according to model size. .... LCD COLOR TV FDL-22 WP ...

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 AP- PEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY. SPECIFICATIONS TV standard M Color system N ...

Section Title Page Section Title Page 1. GENERAL ....................................................................... 4 2. DISASSEMBLY 2-1. Cabinet Assy Removal ............................................ 5 2-2. A Board Removal ................................................... 5 2-3. Service Position ......................................... ...

The operating instructions mentioned here are partial abstracts from the Operating Instruction Manual. The page numbers of the Operating In- struction Manual remein as in the manual. SECTION1 GENERAL Owner’s Record The model and serial numbers are located at the rear. Record the serial number in the space provided below. Refer to these numbers w ...

SECTION 2 DISASSEMBLY 2-1. CABINET ASSY REMOVAL 2-2. A BOARD REMOVAL 2-3. SERVICE POSITION Service cord 1-900-211-84 AC power adaptor CN201 A board cord Antenna B board CN502 1 Battery cover 3 Rear cabinet assy 4 Front cabinet assy 2 Three screws (+P2x10) Channel button *When attaching, be sure to confirm that the correct side is facing up. ...

SECTION 3 CIRCUIT ADJUSTMENTS – A BOARD – (COMPONENT SIDE) *4.55 ± 0.05 V DC MEASUREMENT POSITION ADJUSTMENT LOCATION ILLUSTRATION AND SHAPE AND NUMBER ADJUSTMENT ITEM AND PROCEDURE EQUIPMENT AND SIGNAL A BOARD ADJUSTMENT +4.5 ADJUSTMENT Measure *JL with a *digital voltmeter and adjust *RV for the *Voltage. *Digital Voltmeter *JL61 *RV601 R ...

MEASUREMENT POSITION ADJUSTMENT LOCATION ILLUSTRATION AND SHAPE AND NUMBER ADJUSTMENT ITEM AND PROCEDURE EQUIPMENT AND SIGNAL CHANNEL DISPLAY POSITION ADJUSTMENT 1. Insert variable resister (47 kΩ) and resister (15 kΩ) between JL06 and JL61. (Fig 1.) 2. Short circuitry between JL04 and JL60 (GND). 3. Power switch in I. 4. Recieve 21CH then adju ...

– B BOARD – (COMPONENT SIDE) 1. Receive a *signal 2. Check and confirm waveform at *JL30 by *oscilloscope to be in the *specification. 3. Connect oscilloscope CH1 to *JL34, then vary *RV and confirm picture contrast of screen changes relevantly. 4. Connect oscilloscope CH2 to *JL40, then adjust amplitude of A by *RV to be in the *specification. ...

1. Receive a *signal. 2. Connect a *oscilloscope to *JL32. 3. Adjust waveform by *RV to be *Fig 3 or *Fig 4. MEASUREMENT POSITION ADJUSTMENT LOCATION ILLUSTRATION AND SHAPE AND NUMBER ADJUSTMENT ITEM AND PROCEDURE EQUIPMENT AND SIGNAL PHASE ADJUSTMENT * Color-bar * Oscilloscope *JL32 (B) *RV301 Small wize line Fig 3. Fig 4. ...

– 11 – – 12 – – 13 – – 14 – 10 1 2 3 5 6 9 VCC IC501 HP AMP + SPEAKER PHONES J501 + - 2 21 23 19 12 11 VIDEO IN HD IN SYNC SEP TINT CONT CONTRAST VCXO IN VCXO OUT R OUT G OUT B OUT IC301 Y/C/J INV Q302 10 20 30 21 1 12 2 13 3 34 4 35 5 6 27 37 7 28 38 8 29 9 23 VM BUFF Q407 SW Q406 BUFF Q401 RV401 RV402 X ...