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XT-P50V

7

7

SECTION  4

DIAGRAMS

4-1.

BLOCK  DIAGRAM  – AUDIO Section –

1

2

3

4

ANT8

ANT7

ANTENNA

SWITCHING

OUTPUT

DRIVER

22

VDIN

23

C. SYNC

1

EO

2

VCOIN

16

15

14

13

ANT1

ANT2

ANT3

ANT4

ANT5

ANT6

ANT7

ANT8

V-SYNC

SEPARATOR

DIGITAL SIGNAL

PROCESSOR

ELECTRICAL

FIELD

STRENGTH

JUDGEMENT

24

VIDEO

COMPOSITE

SYNC

SEPARATOR

PHASE

COMPARATOR

VCO,

1/32

4

CREF

CT100

DIVERSITY VCO

FREQUENCY

DIVERSITY ANTENNA

CONTROL

IC102

5

+B 9V,

25mA

6

+B 5V,

35mA

7

+BT
31V

13

+B 9V,

150mA

14

A OUT

– 14dBs

9

DATA

8

CLOCK

10

CE

TV TUNER UNIT

TU100

1

ANT1

2

ANT2

3

ANT3

4

ANT4

31 30 29

PLLDAT

PLLCLK

PLLCE

52 3

INPUT

CLUMP

11

13

LINE AMP, INPUT SELECT SWITCH

IC111

16

2

SW2

SW1

R-CH

15

IN2A+

R-CH

R-CH

MUTING

Q114

R-CH

MUTING

CONTROL SWITCH

Q120, 121

46

A SEL

48

AMUTE

B

SEL

SYSTEM CONTROLLER

IC108 (1/3)

AFT

NICAM

• SIGNAL PATH

: AUDIO (AUX)

: AUDIO (TV)

: VIDEO (TV)

ANT IN

INPUT

L

R

AUDIO

J103 (1/2)

(Page 8)

A

VIDEO

(Page 8)

OUTPUT1

L

R

AUDIO

J102 (1/2)

R-CH

OUTPUT2

L

R

AUDIO

J104 (1/2)

IN2B+

+31V

+5V

+9V

L102

L101

L103

• R-ch is omitted due to same as L-ch.

ANTENNA 4

SWITCH

Q105

ANTENNA 3

SWITCH

Q103

ANT6

ANTENNA 2

SWITCH

Q101

ANT5

ANTENNA 1

SWITCH

Q100

+5V

L115

17

NICAM

16

AFS

18

VIDEO

OUT

1

10

H.P.F.

VCA

PULSE

DET

TRIGGER

GATE

L.P.F.

PILOT

CANCEL

NOISE CANCELLER

IC104

BUFFER

BUFFER

NC
IN

NC

OUT

BUFFER

OUT2

GROUND

ISOLATOR AMP

IC117

D128

D126

MUTING

CONTROL SWITCH

Q115

B+5V

D101

MUTING

Q119

R-CH

D129

GROUND

ISOLATOR AMP

IC120

R-CH

Summary of Contents for XT-P50V

Page 1: ...37 mm W H D Mass Approx 0 7 kg Channel coverage Wireless remote commander RM X124 Power requirements CR2025 lithium battery Operable range Approx 2 5 m Dimension 50 86 11 5 mm W H D Mass Approx 36 g including a battery Design and specifications are subject to change without notice AUSTRALIA VHF LOW VHF HIGH UHF IF VIDEO IF AUDIO 0 4 CH 5 12 CH 28 69 CH 38 90 MHz 33 40 MHz CCIR 2 4 CH 5 12 CH 21 69...

Page 2: ... switch an den 12 V Stromversorgungsanschluss an dem Spannung anliegt wenn sich der Zündschlüssel in der Zubehörposition befindet To the 12 V power terminal which is energized at all times an den 12 V Stromversorgungsanschluss an dem immer Spannung anliegt To a metal surface of the car an eine Metalloberfläche des Wagens TV aerial 6 Fernsehantenne 6 Yellow Gelb Filter fuse 5 A Filter Sicherung 5 A...

Page 3: ... REMOTE COMMANDER SIGNAL OUT REMOTE SIGNAL IN REMOTE SIGNAL OUT SIGNAL SELECT OUT DVX 100 OTHERS IN XVM R75 OTHERS OUTPUT INPUT CONTROL OUT CONTROL INPUT DISC SEEK SOURCE MODE A TT OFF OPEN CLOSE VOL TV SYSTEM 1 2 3 4 Bus cable 2 5 3 m Buskabel 2 5 3 m RCA interconnects 3 5 3 m Cinch Verbindungen 3 5 3 m Connection box XA 114 supplied with XAV 7W Anschlussdose XA 114 mit XAV 7W mitgeliefert 1 2 XT...

Page 4: ...s to the metal for use as ground It is not necessary to scratch off the paint from the metal surface Checking the mounting position for TV aerials 7 1 Verify the left and right aerial positions Pull the aerial rods straight out and provisionally fasten them with tape or similar Take care that the rods from the left and right aerials do not overlap or touch each other In some cars it may not be pos...

Page 5: ... TV Tuner Unit XT P50V frequency counter PAL pattern generator TP139 TV Tuner Unit XT P50V oscilloscope INPUT VIDEO jack J104 SECTION 2 TEST MODE MICROPROCESSOR VERSION CHECK Checking Method 1 Set TV SYSTEM switch of XT P50V to 2 2 Connect XAV 7W and turn on the power for OFF screen sta tus 3 Press the preset 4 button on the wireless remote commander RM X118 press the preset 5 button next then pre...

Page 6: ...XT P50V Adjusting and Connecting Location HIDEAWAY BOARD Component Side J104 INPUT VIDEO jack RV100 OSD Adjustment CT100 Diversity VCO Frequency Adjustment HIDEAWAY BOARD Conductor Side TP139 TP130 TP131 ...

Page 7: ...1 13 LINE AMP INPUT SELECT SWITCH IC111 16 2 SW2 SW1 R CH 15 IN2A R CH R CH MUTING Q114 R CH MUTING CONTROL SWITCH Q120 121 46 A SEL 48 AMUTE B SEL SYSTEM CONTROLLER IC108 1 3 AFT NICAM SIGNAL PATH AUDIO AUX AUDIO TV VIDEO TV ANT IN INPUT L R AUDIO J103 1 2 Page 8 A VIDEO Page 8 OUTPUT1 L R AUDIO J102 1 2 R CH OUTPUT2 L R AUDIO J104 1 2 IN2B 31V 5V 9V L102 L101 L103 R ch is omitted due to same as ...

Page 8: ...O SELECT SWITCH VIDEO AMP IC109 INPUT VIDEO 2 VIN 10 CVIN VIN2 4 CTL3 SW1 V OUT 8 CV 19 HOR J103 2 2 27 26 54 CLK CE AC OSD CLK 28 DATA OSD DATA OSD CE 21 20 HSYNC VSYNC AC 5 4 3 6 DATA CLK CE AC SIN SCK CS AC IC113 X101 4 434MHz 17 OSCIN OSD RV100 OSD CONTROL Q110 D142 SW100 TV SYSTEM 1 2 3 M 5V 35 34 SEL 3 SEL 2 33 SEL 1 25 IR IN SWITCHING IC188 C SIRCS Page 9 IC121 1 2 IC121 2 2 OTHERS DVX 100 ...

Page 9: ...CN103 FOR CHECK TH100 13 14 4 3 16 ERROR AMP ERROR AMP PWM COMPARATOR OUTPUT CIRCUIT PWM COMPARATOR OUTPUT CIRCUIT REFERENCE VOLTAGE IN2 IN2 IN1 IN1 VREF OSC 2 1 RT CT POWER CONTROL IC100 7 9 10 B SWITCH Q102 106 F100 3 BATT 1 REM ACC L100 POWER DC 12V CN102 5V 9V 8V 31V 8V REGULATOR IC105 DC DC CONVERTER IC103 F101 REGULATOR 5 1 5V REGULATOR BATTERY CHECK IC116 VOLTAGE DETECT 4 VIN VOUT VOR D124 ...

Page 10: ...with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path E AUDIO TV a VIDEO TV F AUDIO AUX L VIDEO AUX Waveforms 1 IC100 1 CT 2 IC100 7 OUT1 Q111 Base 0 7 Vp p 4 9 µs 3 IC100 q OUT2 Q112 Base 13 2 Vp...

Page 11: ...1 4 7k 0 01 10 25V 0 001 330p 0 1 4 7k 4 7k 15k 0 01 100 16V 1 2k FMY1A T148 FMY1A T148 1 2k 220 2 2k 1k UN2211 TX SFPB 74V 100 16V 3k 100 22k SFPB 74V 100 16V 100 220 3k 12k 39 16V 0 01 1SR154 100 16V 10 25V BA08FP 10k 47k 4 7k 47k 1 1 2mH 0 1 47 16V 0 022 4 7k 2SC2412K UN2211 TX MA152WK TX 1k 4 7 63V 0 1 100 16V 5 1k 33k UPA1853GR UPA1853GR TL1451ACDB 3P 1k 220 1 330 15k 10 25V 100k 0 01 0 CM001...

Page 12: ...0V 10 25V 10 25V 220 10 25V 0 01 1k 1M 10 25V 1M 10k NJM2244M 10 25V 100 10V 10k 0 01 1M 1k 10 25V 1M NJM2244M 0 01 0 01 0 01 0 0 01 1k 10 25V 2 2k 0 01 1M 0 1 10k 470 1k 0 22 10 25V 0 01 M35054 001 0 1 470p 1 5k 0 22 1 10 25V 0 01 220 10 25V 10 25V 10k 10k 1k 1k 1k 2 2k 2 2k 0 01 22k 0 0 1k 1k 10k 10k 10 25V 22k 10 25V 220 0 10 25V 0 10 25V 10 25V 22k 100 10V 10 25V 0 0 01 560p 100k 4 7 1k 3900p ...

Page 13: ... 33 100 100 100 33 33 33 100 100 100 100 100 100 100 0 8MHz 0 01 0 1 47k 100k 0 01 27p 22p 100 10 25V 0 1 5V 0 1 PST9145 TC7S08F AT24C08 10 25V 1SS355 0 1 1SS355 0 1 0 1 10 25V 47k 100k MA729 TX 47k 4 7k 10 25V 1 47k 4 7k 100k 0 01 0 01 TC7S32F 100k MA3091WK 8P MA3091WK 100k 0 01 TC7WU04FU 4 7k 4 7k 1k 0 1 BA8272F MA721WA 8P 8P S 875271C 330p 330p 100 100 M38039FFFP 081 UN2111 TX 2SC2412K 0 1 0 01...

Page 14: ...4 R184 D126 Q115 R220 C173 D119 C155 C221 R257 R228 R151 D132 R279 C157 C159 D140 R270 D138 R169 C189 C223 C226 C229 R250 C204 R221 C208 RV100 IC121 C172 TH101 R197 R200 R204 IC188 C198 R244 C222 R248 R255 R258 R251 C105 R211 R214 R223 R247 R265 R243 R262 R267 R268 R263 R264 C219 C199 C218 C202 L116 C247 C273 C267 R229 R231 R233 R235 R234 R232 R230 C215 C212 R175 D101 C158 C149 R281 R282 R284 R290...

Page 15: ...216 R182 D120 C264 R271 R272 L106 D123 L113 R293 C271 C115 R261 C217 R249 C162 R158 C160 R160 R168 C167 C248 C241 C240 R218 R296 R297 R298 C276 C142 R302 C169 J100 12 HIDEAWAY BOARD CONDUCTOR SIDE 1 686 471 11 AUDIO R L J104 VIDEO OUTPUT2 AUDIO R L J102 VIDEO OUTPUT1 AUDIO R L J103 VIDEO INPUT CHASSIS TV TUNER UNIT CHASSIS 4 ANT IN 3 2 1 TP131 TP130 1 2 1 2 OUT IN S101 S100 SIGNAL SELECT OTHERS DV...

Page 16: ...NC SEPARATOR NOISE SUPPRESSOR OUTPUT DRIVER ANTENNA SWICTHING OUTPUT DRIVER REDUCED VOLTAGE DETECTOR RESET IC103 TK11819MTL 6 5 4 1 2 3 STRAT UP VCO REFERENCE VOLTAGE FEEDBACK CONTROL VIN OSC DK VOUT GND T1 IC104 TA2005SN 12 11 10 7 6 5 4 3 2 1 8 9 LPF HPF VCA REF TRIGGER GATE PULSE DET PILOT CANCEL BUFF BUFF BUFF BUFF INV AMP PILOT IN LPF OUT OUT GATE REF B GND PW AGC BYPASS NF IN IC106 118 NJM22...

Page 17: ...1 A OUT1 IN1 B IN1 B SW C 16 15 14 13 12 11 10 9 SW 2 IN2 A IN2 A OUT2 IN2 B IN2 B SW R GND 1 2 3 5 REGULATOR POWER ON OFF VOLTAGE DETECT 4 PROTECT CIRCUIT V OUT VSS VPF VOR V IN IC123 MM1108XFBE 2 3 4 1 7 6 5 8 VCO V SYNC SEP SYNC SEP PHASE COMP H SYNC V SYNC VIN GND VCC SC VCO LPF 3V ...

Page 18: ...sync signal input from the sync separator 22 XIN I Main system clock input terminal 8 MHz 23 XOUT O Main system clock output terminal 8 MHz 24 VSS Ground terminal 25 IR IN I IR data input 26 OSD CE O Chip enable signal output to the on screen display controller H active 27 OSD CLK O Serial data transfer clock signal output to the on screen display controller 28 OSD DATA O Serial data output to the...

Page 19: ...nd south africa area models 53 N C O I Not used 54 AC O OSD data clear control signal output to the on screen display controller L all clear 55 56 N C O I Not used 57 VCC Power supply terminal 5V 58 VREF I Reference voltage 5V input terminal for A D D A converter 59 AVSS Ground terminal for A D D A converter 60 to 64 N C O I Not used ...

Page 20: ...nal one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color Ref No Part No Description Remark Ref No Part No Description Remark 1 1 590 519 21 CORD WITH CONNECTOR BUS 2 1 824 336 11 CORD CONNECTION RCA 3 A 3274 571 A HIDEAWAY BOARD COMPLETE 4 3 376 464 11 SCREW PTT 2 6X6 GROUND POINT 5 1 824 545 11 CORD CONNECTION STEREO MINI 6 1 824 788 11 CORD CONNECTI...

Page 21: ... standardized parts so they may have some difference from the original one RESISTORS All resistors are in ohms METAL Metal film resistor METAL OXIDE Metal oxide film resistor F nonflammable Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when order ing these items SEMICONDUCTORS In each case u µ for example uA µA uPA µPA uPB µPB uPC ...

Page 22: ...11 CERAMIC CHIP 0 01uF 10 25V C245 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C246 1 126 795 11 ELECT 10uF 20 25V C247 1 163 021 11 CERAMIC CHIP 0 01uF 10 50V C248 1 164 161 11 CERAMIC CHIP 0 0022uF 10 100V C249 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C250 1 126 795 11 ELECT 10uF 20 25V C251 1 128 526 11 ELECT 100uF 20 10V C253 1 107 889 11 ELECT 220uF 20 10V C254 1 128 526 11 ELECT 100uF 20 10V C255 1...

Page 23: ...14 755 11 INDUCTOR CHIP 22uH L107 1 412 030 11 INDUCTOR CHIP 22uH L108 1 416 511 11 COIL CHOKE 47uH L109 1 416 436 11 COIL CHOKE 68uH L110 1 411 736 21 COIL CHOKE 22uH L111 1 411 736 21 COIL CHOKE 22uH L112 1 412 030 11 INDUCTOR CHIP 22uH L113 1 412 030 11 INDUCTOR CHIP 22uH L114 1 412 030 11 INDUCTOR CHIP 22uH L115 1 412 947 11 INDUCTOR CHIP 4 7uH L116 1 412 030 11 INDUCTOR CHIP 22uH TRANSISTOR Q...

Page 24: ...7 00 RES CHIP 15K 5 1 10W R180 1 216 864 11 SHORT CHIP 0 R181 1 216 864 11 SHORT CHIP 0 R182 1 216 295 11 SHORT CHIP 0 R184 1 216 864 11 SHORT CHIP 0 R185 1 216 864 11 SHORT CHIP 0 R187 1 216 803 11 METAL CHIP 33 5 1 10W R188 1 218 709 11 METAL CHIP 5 1K 0 5 1 16W R189 1 218 728 11 METAL CHIP 33K 0 5 1 16W R194 1 216 809 11 METAL CHIP 100 5 1 10W R195 1 216 809 11 METAL CHIP 100 5 1 10W R197 1 216...

Page 25: ...11 RES CHIP 47K 5 1 10W R292 1 216 214 00 RES CHIP 4 7K 5 1 8W R293 1 216 097 11 RES CHIP 100K 5 1 10W R295 1 216 073 00 RES CHIP 10K 5 1 10W R296 1 216 295 11 SHORT CHIP 0 R297 1 216 295 11 SHORT CHIP 0 R298 1 216 295 11 SHORT CHIP 0 R299 1 216 813 11 METAL CHIP 220 5 1 10W R300 1 216 049 11 RES CHIP 1K 5 1 10W R301 1 216 849 11 METAL CHIP 220K 5 1 10W R302 1 218 867 11 METAL CHIP 6 8K 0 5 1 16W ...

Page 26: ...T 508 3 691 877 01 BAND BINDING 509 3 235 487 01 PLATE ANTENNA GROUND 510 3 240 246 01 ACCESSORY 511 1 824 545 11 CORD CONNECTION STEREO MINI 512 1 543 653 11 CORE ASSY BEAD DIVISION TYPE F1 1 532 796 11 FUSE BLADE TYPE AUTO FUSE 5A 32V F2 1 532 411 11 FUSE GLASS TUBE 0 5A 125V 501 502 F2 503 504 505 506 507 508 509 510 511 512 HOOK AND LOOP TAPE FOR TV TUNER UNIT 2 POWER CORD 1 BUS CABLE 1 RCA CA...

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