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SERVICE MANUAL
• XTL-75V is composed of the following models.
TV Monitor
TV Tuner unit
Wireless remote commander
• The TV Tuner unit (XT-991V) attached to the XTL-75V is same model as XTL-750W.
For further description, see the Service Manual of XTL-750W (9-925-662-
TV Monitor (XVM-75V)
System
Liquid crystal color display
Display
Transparent TN LCD panel
Drive system TFT active matrix system
6.5 in.; 142.6 × 80.8 mm,
Picture size
165 mm
(w × h, diagonally)
Picture segment
336,960 (w 1440 × h 234)
35 × 20 mm dynamic speaker × 1
Speaker type
Power requirements
12 V DC car battery
(negative ground)
Current drain Approx. 1.0 A
178 × 50 × 180.7 mm (w × h × d)
Dimensions
Operating temperature
5˚C ~ +45˚C
Mass
Approx. 2 kg
TV Monitor: XVM-75V
XVM-75V
XT-991V
RM-X63E
SPECIFICATIONS
TV Tuner unit (XT-991V)
Television system
CCIR I,D,K system
Color system TV: PAL
Video: PAL, NTSC
Channel converge
VHF: 1 CH ~ 12 CH
UHF: 21 CH ~ 69 CH
Power requirements
12 V DC car battery
(negative ground)
Current drain Approx. 0.5 A
Output terminals
Video output: RCA pin 1 Vp-p,
Audio output: RCA pin –10 dBs,
Monitor output: Square 16 -pin
Input terminals Video input (2 system): RCA pin 1 Vp-p,
Audio input: RCA pin –10 dBs, 10 kohm
Antenna input: mini plug
Navigation input:Square 16 -pin
202 × 30 × 140 mm (w × h × d)
Dimensions
Mass
Approx. 750 g
XTL-75V
Wireless remote commander:
RM-X63E
TV Tuner unit: XT-991V
).
[][]
Wireless remote commander (RM-X63E)
Power requirements
Operable range Approx. 3 m
Dimensions
Mass
Supplied accessories
Design and specifications are subject to change
without notice.
75 ohm
10 kohm
(exclusive)
75 ohm
(exclusive)
RCA pin:
Video 1 Vp-p, 75 ohm
Audio (monaural)
–10 dBs, 10 kohm
Chinese Model
AA (R6) battery × 2
62 × 25 × 115 mm (w × h × d)
Approx. 100 g
(including batteries)
Wireless remote commander
RM-X63E (1)
MOBILE COLOR TV
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Table of Contents
Related Manuals for Sony XTL-75V
Summary of Contents for Sony XTL-75V
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Page 1: Service Manual
XVM-75V TV Tuner unit XT-991V Wireless remote commander RM-X63E • The TV Tuner unit (XT-991V) attached to the XTL-75V is same model as XTL-750W. For further description, see the Service Manual of XTL-750W (9-925-662- [][] SPECIFICATIONS TV Monitor (XVM-75V) TV Tuner unit (XT-991V) -
Page 2: Table Of Contents
SECTION 1 SERVICING NOTES TABLE OF CONTENTS PRECAUTION ON REPLACING THE B BOARD The R999 necessary for this set is not mounted on the B board for SERVICING NOTES repair. Also, the R711 unnecessary for this set is mounted..........2 Therefore, when replacing the B board, add R999 and remove R711 by referring to the following. - Page 3 PRECAUTION ON HANDLING THE SET During the manufacturing of this set, the slide gear phase has been finely adjusted. Therefore, never remove those screws shown in the figure when making repairs. two screws screw three screws four screws HOW TO PULL UP THE MONITOR BY HANDS AT POWER OFF 1.
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Page 4: Disassembly
SECTION 2 DISASSEMBLY • This set can be disassembled in the order shown below. Note: Be sure to read the SERVICE NOTES before starting repairs. FRONT PANEL SECTION FRONT FRAME, CHASSIS (UPPER) HOW TO PULL UP THE MONITOR (PAGE 6) (PAGE 4) (PAGE 5) HOW TO PULL UP THE MONITOR... - Page 5 FRONT FRAME, CHASSIS (UPPER) 1 screw 6 chassis (upper) (B2.6 × 4) 1 screw 1 screw (B2.6 × 4) (B2.6 × 4) 3 five claws 2 car mount bracket 1 screw (B2.6 × 4) 1 screw (B2.6 × 4) 5 boss 4 front frame Note: Do not pull the front frame by force,...
- Page 6 HOW TO PULL UP THE MONITOR 3 After making sure the shaft (stopper) has been removed from the monitor, pull up the monitor in the direction of arrow C. shaft (stopper) 2 Push the slider knob (L) in the direction of arrow B. 1 Pull the monitor base ass’y in the direction of arrow A.
- Page 7 A BOARD 2 three connectors (CN104, 105, 107) 1 two flat cables (L) 26P (CN101, 102) 3 five screws 1 flat cable 26P (M2 × 4) (CN109) 1 flat cable 26P 4 A board (CN401) 2 two connectors (CN106, 108) D BOARD, DC MOTOR (SMALL TYPE) (SLIDE) (M21) 8 two screws (M2 ×...
- Page 8 C BOARD, MONITOR 6 side plate 8 Remove the monitor in the direction of arrow B. 5 three screws (M2 × 3) 1 flat cable 26P (CN401) 2 connector (CN11) 4 C board 7 Push the slider knob (R) in the direction of arrow A. 3 screw (M2 ×...
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Page 9: Assembly
SECTION 3 ASSEMBLY Note: Follow the assembly procedure in the numerical order given. INSTALLATION OF FLAT CABLE (L) 26P 3 B board 7 two screws (M2 × 3) 4 four screws 6 FFC cover (2) (B2.6 × 4) 2 two flat cables (L) 26P (CN705, 706) 4 screw (B2.6 ×... -
Page 10: Test Mode
SECTION 4 TEST MODE Test mode setting [OPEN/CLOSE] 1. Press the button to place the set in open state. [V ADJ] [TV/VIDEO] 2. Press the button and button simulta- neously. 3. A beep sounds and the test mode is activated. Note: The test mode is active for several seconds only, and it returns to normal state if no operation is performed during this time. -
Page 11: Electrical Adjustments
SECTION 5 ELECTRICAL ADJUSTMENTS MAIN SECTION 5.35 V Adjustment Connection: digital voltmeter A board TP1 (5.35 V) – Adjustment Procedure: 1. Connect a digital voltmeter to the TP1 (5.35 V) on the A board. 2. Adjust RV501 on the A board so that digital voltmeter reading is 5.35 V. - Page 12 V COM Amplitude/Bias Adjustment MONITOR SECTION Adjustment Procedure: 1. Display the gray scale on the monitor screen. Equipment Used 2. Connect an oscilloscope to TP (COM) on the G board. The measuring equipment below are used for these electrical 3. V COM Amplitude Adjustment adjustments: Adjust RV401 so that the amplitude of the output waveform is •...
- Page 13 γ 2 Adjustment B Sub Bright Adjustment Adjustment Procedure: Adjustment Procedure: 1. Display the gray scale on the monitor screen. 1. Display the gray scale on the monitor screen. 2. Connect a oscilloscope to TP (G) on the G board. 2.
- Page 14 MEMO...
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Page 15: Diagrams
XTL-75V SECTION 6 DIAGRAMS 6-1. BLOCK DIAGRAM – AUDIO/VIDEO/MODE CONTROL Section – CN703 (1/2) SYSTEM CONTROLLER IC110 (1/2) AUDIO L SP701 SIRCS SIGNAL AUDIO AMP POWER AMP MICON VDD (SPEAKER) SELECT SWITCH IC101 IC105 AUDIO R IC106 MULTI-VIBRATOR BUZZER DRIVE... -
Page 16: Block Diagram - Sensor/Motor/Power Supply Section
XTL-75V 6-2. BLOCK DIAGRAM – SENSOR/MOTOR/POWER SUPPLY Section – SYSTEM CONTROLLER IC110 (2/2) (SET BACK) (ON : When the monitor base is set back.) VGH (+13V) HSEN 0 (LCD MODULE B+) +7.5V (PUSH OUT) V COM AMP CIRCUIT, (ON : When the monitor base is pushed out.) -
Page 17: Note For Printed Wiring Boards And Schematic Diagrams
6-3. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS • Circuit Boards Location Note on Printed Wiring Board: Note on Schematic Diagram: • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. pF: µµF •... -
Page 18: Printed Wiring Board - B Board
XTL-75V 6-4. PRINTED WIRING BOARD – B Board – • See page 17 for Circuit Boards Location. (Page 20) (Page 20) • Semiconductor Location (Side B) R798 Ref. No. Location D702 D703 D704 D705 D706 D708 IC703 Q701 (XT-991V) -
Page 19: Schematic Diagram - B Board
XTL-75V 6-5. SCHEMATIC DIAGRAM – B Board – (Page 22) (Page 22) -
Page 20: Printed Wiring Board - A Board (Side A)
XTL-75V 6-6. PRINTED WIRING BOARD – A Board (Side A) – • See page 17 for Circuit Boards Location. (Page 18) • Semiconductor Location Ref. No. Location D104 D111 D508 D510 F-11 IC101 IC102 (Page 25) (Page 25) IC103 (Page 18) -
Page 21: Printed Wiring Board - A Board (Side B)
XTL-75V 6-7. PRINTED WIRING BOARD – A Board (Side B) – • See page 17 for Circuit Boards Location. • Semiconductor Location Ref. No. Location D001 D107 D108 D110 D112 D117 D118 D119 D121 D122 D123 D124 D125 D126 D130... -
Page 22: Schematic Diagram - A Board (1/3)
XTL-75V 6-8. SCHEMATIC DIAGRAM – A Board (1/3) – • See page 31 for IC Block Diagrams. (Page 19) (Page 23) (Page 19) (Page 24) -
Page 23: Schematic Diagram - A Board (2/3)
XTL-75V 6-9. SCHEMATIC DIAGRAM – A Board (2/3) – • • See page 30 for Waveform. See page 31 for IC Block Diagrams. (Page 29) (Page (Page 27) (Page 24) (Page 25) (Page 25) (Page 25) -
Page 24: Schematic Diagram - A Board (3/3)
XTL-75V 6-10. SCHEMATIC DIAGRAM – A Board (3/3) – • • See page 30 for Waveforms. See page 31 for IC Block Diagrams. (Page 23) (Page 22) -
Page 25: Printed Wiring Boards - Sensor/Motor Section
XTL-75V 6-11. PRINTED WIRING BOARDS – SENSOR/MOTOR Section – • See page 17 for Circuit Boards Location. 6-12. SCHEMATIC DIAGRAM – SENSOR/MOTOR Section – (Page 20) (Page 23) (Page 23) (Page 20) (Page 23) (Page 20) -
Page 26: Printed Wiring Board - G Board
XTL-75V 6-13. PRINTED WIRING BOARD – G Board – • See page 17 for IC Circuit Boards Location. (Page 20) -
Page 27: Schematic Diagram - G Board
XTL-75V 6-14. SCHEMATIC DIAGRAM – G Board – • See page 30 for IC Waveforms. • See page 31 for IC Block Diagram. (Page... -
Page 28: Printed Wiring Board - Panel Board
XTL-75V 6-15. PRINTED WIRING BOARD – PANEL Board – • See page 17 for IC Circuit Boards Location. • Semiconductor Location Ref. No. Location D701 D702 D703 D704 D706 D710 D711 D716 D717 D718 D719 D720 D721 D722 D723 D724... -
Page 29: Schematic Diagram - Panel Board
XTL-75V 6-16. SCHEMATIC DIAGRAM – PANEL Board – (Page 23) - Page 30 • Waveforms – A Board – – G Board – 1 IC110 wd (XO) 1 IC403 ef (SYNC IN) 6 IC403 rs (R IN) qa Q403, 404 Emitter 5.0 Vp-p 1.0 Vp-p 6.0 Vp-p 3.9 Vp-p 128 µs 100 ns 2 IC503 1 (OUT), Q503 Base 2 IC403 eg (SYNC OUT) 7 Q911 Base...
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Page 31: Ic Block Diagrams
• IC Block Diagrams – A Board – IC101 BA3121F OUT1 OUT2 IC102 LM2595SX-ADJ COMP. 150kHz RESET FREQUENCY COMP. SHIFT OP AMP LATCH – CURRENT – LIMIT DRIVER ACTIVE COMP. CAPACITOR OUTPUT THERMAL CIRCUIT LIMIT CURRENT SOURCE BIAS 1.235V +2.5V START REFERENCE REGULATOR... - Page 32 IC501 TL453CPWR-E20 OUTPUT 2 – ERROR AMP 2 COMPARATOR REFERENCE VOLTAGE VREF VREF VREF U. V. L. O. OUTPUT 1 ERROR AMP 1 TRIANGLE OSCILLATOR – COMPARATOR 1 IC503 TL5001CD U.V.L.O DEAD-TIME REFERENCE COMPARATOR VOLTAGE – SWITCH ERROR 'ON' – S.C.P.
- Page 33 – G Board – IC403 IR3Y29B4 18 17 24 23 22 B DC DET SYNC GAMMA 2 GAMMA 0 RGB AMPLITUED ADJUST CHROMA OUT ACC FILTER KILLER FILTER BRIGHT SUB BRIGHT B SUB BRIGHT R INT/EXT SW R-Y G-Y B-Y MATRIX BURST OUT COLOR...
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Page 34: Ic Pin Function Description
6-17. IC PIN FUNCTION DESCRIPTION • A BOARD IC110 MB89627RPF-G-642-BND (SYSTEM CONTROLLER) Pin No. Pin Name Description SDAI Serial data input from the EEPROM (IC111) SDAO Serial data output to the EEPROM (IC111) Shift clock signal output to the EEPROM (IC111) M.MODE1 Mode signal (1) input terminal Not used (open) M.MODE2... - Page 35 Pin No. Pin Name Description Slide motor (M21) rotation sensor input terminal HSEN 2 This is also used for monitor horizontal position adjustment — Not used (open) Monitor close detect switch (S102) input terminal VSEN 0 “L” is input when monitor falls down completely, “H” is input at other position Monitor open detect switch (S11) input terminal VSEN 1 “L”...
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Page 36: Exploded Views
SECTION 7 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they may have some difference from the original are seldom required for routine service. Some one. delay should be anticipated when ordering •... - Page 37 (2) CHASSIS SECTION not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 51 X-3376-032-2 CHASSIS (LOWER) ASSY * 66 3-027-964-01 SHEET (FFC) * 52 3-032-801-01 SHEET (SLIDER) * 67 A-3317-279-A A BOARD, COMPLETE 4-931-871-01 SCREW (M2X3) 3-941-545-01 SCREW (M2X4), +P 3-027-943-01 GEAR (MONITOR), MOTOR * 69...
- Page 38 (3) FRONT PANEL SECTION SP701 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 9-881-999-01 SERCH/CH KEY (SERCH +) 9-881-996-01 ANGLE/SLIDE KEY 9-882-001-01 SERCH/CH KEY (-) 9-881-998-01 V ADJ KEY 9-882-004-01 ENTER KEY 3-018-974-01 SCREW (2X5) 9-882-002-01 SERCH/CH KEY (SERCH -) * 117 9-882-029-01 PANEL BOARD, COMPLETE 9-882-000-01 SERCH/CH KEY (+)
- Page 39 (4) MONITOR SECTION Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 151 3-027-936-01 SHAFT (MONITOR) 3-027-941-01 PLATE, MONITOR FIXED 3-027-939-11 CABINET, MONITOR (FRONT) * 163 A-3317-076-A G BOARD, COMPLETE 4-931-871-01 SCREW (M2X3) 1-783-613-11 CABLE, FLAT 26P 1-783-611-11 CABLE, FLAT 24P 3-027-940-02 CABINET, MONITOR (REAR) 1-803-141-11 DISPLAY PANEL, LIQUID CRYSTAL...
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Page 40: Electrical Parts List
SECTION 8 ELECTRICAL PARTS LIST NOTE: When indicating parts by reference • Due to standardization, replacements in the • Items marked “*” are not stocked since they number, please include the board. are seldom required for routine service. parts list may be different from the parts speci- fied in the diagrams or the components used Some delay should be anticipated when order- on the set. - Page 41 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < CONNECTOR > < COIL > CN101 1-573-935-11 CONNECTOR, FFC/FPC (ZIF) 26P L101 1-411-770-11 INDUCTOR 150uH CN102 1-573-935-11 CONNECTOR, FFC/FPC (ZIF) 26P L201 1-412-032-11 INDUCTOR CHIP 100uH * CN104 1-580-056-21 PIN, CONNECTOR (SMD) 3P L407 1-412-031-11 INDUCTOR CHIP 47uH...
- Page 42 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R197 1-216-170-00 RES-CHIP 1/8W R132 1-216-057-00 METAL CHIP 2.2K 1/10W R198 1-216-170-00 RES-CHIP 1/8W R134 1-216-055-00 METAL CHIP 1.8K 1/10W R199 1-216-065-00 RES-CHIP 4.7K 1/10W R137 1-216-295-00 SHORT R138 1-216-295-00 SHORT R200...
- Page 43 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < VARIABLE RESISTOR > < RESISTOR > RV501 1-238-087-11 RES, ADJ, CERMET RV502 1-238-090-11 RES, ADJ, CERMET R701 1-216-089-00 RES-CHIP 1/10W R702 1-216-089-00 RES-CHIP 1/10W < SWITCH > R703 1-216-296-00 SHORT R704...
- Page 44 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < PHOTO INTERRUPTER > C442 1-164-004-11 CERAMIC CHIP 0.1uF C443 1-163-021-11 CERAMIC CHIP 0.01uF * PH21 8-749-013-34 PHOTO INTERRUPTER GP1S23K C444 1-163-021-11 CERAMIC CHIP 0.01uF C923 1-135-179-21 TANTALUM CHIP 2.2uF <...
- Page 45 PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R427 1-216-689-11 METAL CHIP 0.5% 1/10W < CONNECTOR > R428 1-216-073-00 METAL CHIP 1/10W R429 1-216-077-00 RES-CHIP 1/10W CN701 1-573-366-21 FFC CONNECTOR 26P R430 1-216-689-11 METAL CHIP 0.5% 1/10W R431...
- Page 46 XTL-75V PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R704 1-216-035-00 METAL CHIP 1/10W MISCELLANEOUS R705 1-216-035-00 METAL CHIP 1/10W ************** R706 1-216-035-00 METAL CHIP 1/10W 1-783-609-21 CORD (WITH CONNECTOR) 10P (POWER) R707 1-216-035-00 METAL CHIP...