Instruction/ maintenance manual of the product FDL-PT22 Sony
Go to page of 22
SER VICE MANU AL MODEL COMMANDER DEST . CHASSIS NO . MODEL COMMANDER DEST . CHASSIS NO . FDL-PT22 US FDL-PT22/JE JE ∗ Please file according to model size.
– 2 – TV standerd American TV standerd Channel converage VHF : 2-13 UHF : 14-69 Antenna VHF/UHF strap antenna Display format Transmission type TN liquid crystal panel Drive format Passive matrix Picture 2.2 inches measured diagonally Output Headphones : minijack Impedance 8 - 45 ohms Power requirements 4.
– 3 – Section Title Page Section Title Page 1. GENERAL ....................................................................... 4 2. DISASSEMBL Y 2-1. Cabinet Removal ..................................................... 6 2-2. Service Position ...
– 4 – SECTION1 GENERAL 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. A a 2 2 2 2 2 1 1 1 1 1 AA(LR6) × 3 b DC IN 4.
– 5 – C VHF UHF e d c b a a Mixer b 75 Ω coaxial cable c Feeder d EAC-39 antenna cable (not supplied) e EAC-110 antenna cable (not supplied) External Antenna Connection (see fig. C ) Connect an antenna cord EAC-39 (not supplied) or EAC- 1 10 (not supplied) to the TV .
– 6 – SECTION 2 DISASSEMBL Y 2-1. CABINET REMO V AL 1 Front cabinet assy 2 Channel button 3 B board 5 T board 4 A board 1 Screw (+P2 x 10) 7 Rear cabinet assy 8 Battery cover Claw 1. Remove battery cover 8 . 2. Push the two hooks in the lower section of the rear cabinet with a pint and the like to undo them.
– 7 – 2-2. SERVICE POSITION Service cord 1-900-211-84 B board CN301 CN601 CN602 A board Service cord 1-900-211-84 T board CN201 Antena AC Power adapter AC-E45HG Mini jack J101.
– 8 – 3-1. A BO ARD ADJUSTMENT +4.5V ADJUSTMENT Measure the voltage between JL32 (4.5V) and JL33 (GND) with a digital voltmeter , and adjust R V601 so that the voltage will be as follows: <Specification> 4.
– 9 – RF .A GC ADJUSTMENT (1) Input the VHF color bar signal from the test signal generator . (2) Adjust R V201 to optimum position so that there is no snow noise on the screen. CHANNEL DISPLA Y POSITION ADJUSTMENT (1) Set S601 in the VHF position.
– 10 – 3-3. B BO ARD ADJUSTMENT - B BOARD - (COMPONENT SIDE) RV402 RV301 GRAD A TION ADJUSTMENT (1) Input a 10-step staircase signal from the test signal generator . (2) Connect an oscilloscope probe between JL83 (G) and JL67 (D. GND) and observe the waveform.
– 11 – – 12 – – 13 – – 14 – SECTION 4 DIA GRAMS 4-1. BLOCK DIA GRAM BS COMPOSITION 28 27 SELECT BAND BS U/V CONTROL TUNING BAND SELECT BT 26 GEN.
– 18 – – 17 – – 16 – – 15 – 4-2. CIRCUIT BOARDS LOCATION 4-3. PRINTED WIRING BO ARDS AND SCHEMA TIC DIA GRAMS Note: • All capacitors are in µ F unless otherwise noted. pF : µµ F 50WV or less are not indicated except for electrolytics and tantalums.
– 19 – – 20 – GND (SIF) DC F/B SIF IN Vcc (SIF) GND (VIF) IF IN IF IN Vcc (VIF) RF AGC DELA Y RF AGC OUT AGC FIL TER II AGC FIL TER I 13 A UDIO OUT 14 E-VDL 15 FM DET IN 16 LIMITER OUT 17 AFT .
– 21 – – 22 – 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A B C D E F G H I J UNREG UNREG 30V 30V 4.5V AUDIO AUDIO VIDEO VIDEO VIDEO VIDEO 2 3 4 1 5 9 8 7 6 1 6 7 3 9 8 2 4 5 1 2 3 4 5 6 7 8 1 2 3 4 5.
– 23 – – 24 – A B C D E F G H I 123456 7 – A BOARD – A AUDIO AMP, PC IN, BACK LIGHT NC 1 NC 8 V+ 2 +INPUT 7 OUTPUT 100k Ω 50k Ω 300 Ω 3 -INPUT 6 POWER GND 4 GND 5 BIAS + - A BOARD : .
– 25 – – 26 – 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A B C D E F G H I J 4.5V 4.5V 4.5V 4.5V 4.5V 4.5V 4.5V 2 3 4 5 8 1 6 7 B B B G R R G G R VIDEO VIDEO 1 2 3 4 5 6 7 8 10 9 11 12 13 14 15 16 17.
– 27 – – 28 – A B C D E F G H I 123456 7 – B BOARD – B CHROMA, LCD INTERFACE Pin Volt Pin Volt Pin Volt IC301 1 3.0 2 3.1 3 0.6 4- 5 3.5 6 2.5 7- 8- 9 2.8 10 3.0 11 2.9 12 3.1 13 GND 14 0.3 15 - 16 - 17 1.5 18 3.7 19 1.6 20 2.0 21 3.4 22 - 23 2.
– 29 – – 30 – 4-4. SEMICONDUCT ORS A71-2980 32 pin QFP 1 TOP VIEW 1 TOP VIEW 1 TOP VIEW 24 pin SOP NJM2070M 14 8 2 7 3 65 8 pin SOP UN2110 UN211D UN2210 UN5210 2SB709A 2SC3837KQ 2SD601A E B C .
REF. NO. PART NO. DESCRIPTION REMARK ------------ ------------- ------------------- ------------- REF. NO. PART NO. DESCRIPTION REMARK ------------ ------------- ------------------- ------------- – .
REF. NO. PART NO. DESCRIPTION REMARK ------------ ------------- ------------------- ------------- REF. NO. PART NO. DESCRIPTION REMARK ------------ ------------- ------------------- ------------- – .
REF. NO. PART NO. DESCRIPTION REMARK ------------ ------------- ------------------- ------------- REF. NO. PART NO. DESCRIPTION REMARK ------------ ------------- ------------------- ------------- – .
REF. NO. PART NO. DESCRIPTION REMARK ------------ ------------- ------------------- ------------- REF. NO. PART NO. DESCRIPTION REMARK ------------ ------------- ------------------- ------------- – .
An important point after buying a device Sony FDL-PT22 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sony FDL-PT22 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sony FDL-PT22 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sony FDL-PT22 you will learn all the available features of the product, as well as information on its operation. The information that you get Sony FDL-PT22 will certainly help you make a decision on the purchase.
If you already are a holder of Sony FDL-PT22, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sony FDL-PT22.
However, one of the most important roles played by the user manual is to help in solving problems with Sony FDL-PT22. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sony FDL-PT22 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
