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GOLD VISION

SERVICE MANUAL

   

1.

 

Caution……………………………………………………………2

2.

 

Specification………………………………………………………6

3.

 

BOM List ……………………………………

……………………13

4.

 

Alignment Procedure………………………………………….…

38

5.

 

Block Diagram……………………………………………………

45

6.

 

Schematic Diagram………………………………………………

46

7.

 

PCB Layout………….……………………………………………

47

8.

 

Exploded View Diagram …………………………………………

48

This manual is the latest at the time of printing, and does not

include the modification which may be made after the printing, by

the constant improvement of product.

GV-2188F

Summary of Contents for GV-2188F

Page 1: ...nment Procedure 38 5 Block Diagram 45 6 Schematic Diagram 46 7 PCB Layout 47 8 Exploded View Diagram 48 This manual is the latest at the time of printing and does not include the modification which ma...

Page 2: ...e of uninsulated voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to the person The exclamation point within an equilateral triangle is...

Page 3: ...nnel 8 Do not subject your television set to impact of any kind Be particularly careful not to damage the picture tube surface 9 Unplug this television set from the wall outlet before cleaning Do not...

Page 4: ...porting structure grounding of the lead in wire to an antenna discharge unit size of grounding conductors location of antenna discharge unit connection to grounding electrode and requirements for the...

Page 5: ...21 If you are unable to restorenormal operation by following the detailedprocedurein your operating instructions do not attempt any further adjustment Unplug the set and call your dealer or service te...

Page 6: ...ODUCT SPECIFICATION MODEL GV 2188F AMBIENT CONDITIONS AMBIENT TEMPERATURE OPERATING 10 C 40 C STORAGE 15 C 45 C HUMIDITY OPERATING 80 STORAGE 90 AIR PRESSURE 86kpa 106kpa PREPARED BY DATE APPROVED BY...

Page 7: ...X OTHERS M17 4 TV BROADCASTING SYSTEM AND COUNTRY PAL I PAL BG PAL DK PAL DK 1 X PAL DK BG SECAM BG SECAM L XSECAM DK BG PAL N NTSC M X NTSC3 579 4 43 AV MODE 21 MULTI SYSTEM UK HK GERMAN RUSSIA CHINA...

Page 8: ...B CARRIER X 4 433MHz X 3 579MHz 3 58MHz 8 INTERMEDIATE FREQUENCIES PICTURE 39 5MHz SOUND 6 0MHz X PICTURE 38 9MHz X SOUND5 5MHz PICTURE 38 0MHz X SOUND 6 5MHz PICTURE 45 75MHz SOUND 4 5MHz OTHER AM SO...

Page 9: ...PUT75 75 UNBALANCED F TYPE ANT INPUT FOR NTSC 300 BALANCED TWO TERMINALS ANT INPUT OTHER 13 PRODUCT SAFETY REQUIREMENT BS APPROVAL VDE APPROVAL UL APPROVAL X CHINA APPROVAL CB APPORVAL OTHER 14 PRODUC...

Page 10: ...SS BALANCE CONTROL X SHARPNESS CONTROL OTHER 5 TELETEXT SIMPLE TEXT TOP TABLE OF PAGES FLOF FASTEXT LIST 6 ON SCREEN DISPLAY X GENERAL FEATURES STEREO DUAL LAN FOUR S EFFECT INDICATOR GERMAN STEREO IN...

Page 11: ...RAM VOLUME UP DOMN BAND SELECT X RCA SOCKET SIDE EARPHONE INPUT OTHER AUTO SEARCH AND MANUAL TUNING SELECT D CONSTRUCTION OF REAR PANEL X 75 AERIAL TERMINAL 300 AERIAL TERMINAL RCA SOCKET AV INPUT ONL...

Page 12: ...P AUDIO OUTPUT 1k R L 0 5VrmS 0 5VrmS RGB INTPUT 75 0 7VP P AUDIO LINE OUTPUT 1k 1VP P F OTHERS INFORMATION 1 FLYBACK 37 BSC250 2110X 2 TUNER 07 380VI5 NX4 3 SAW FILTER 45 SAW296 6M00G 4 POWER CORD 5...

Page 13: ...M 1 J705 08 02111U SEY 41 WJ0075 B00 WIRE BARE JUMPER 7 5MM 1 J701 08 02111U SEY 46 27403H 08X HS 8P TJC8 8A RIGHT ANGLE 1 P202 FOR M BD S202 08 02111U SEY 25 BCB101 M1X CAP ELEC 100 UF 16V 20 1 C701...

Page 14: ...WIRE BARE JUMPER 9MM 1 J220 08 02111U TXY 41 WJ0170 B00 WIRE BARE JUMPER 17MM 1 J039 08 02111U TXY 41 WJ0170 B00 WIRE BARE JUMPER 17MM 1 J040 08 02111U TXY 41 WJ0170 B00 WIRE BARE JUMPER 17MM 1 J041...

Page 15: ...504 08 02188U CRY 26 AMK182 KBX CAP CER 1800PF 2KV 10 1 C505 08 02188U CRY 26 EBP102 KBX CAP CER 1000 PF 50V 10 B 1 C509 08 02188U CRY 26 EBP102 KBX CAP CER 1000 PF 50V 10 B 1 C508 08 02188U CRY 26 EB...

Page 16: ...1 6W 5 1 R1014 08 02188U DPY 18 CB0122 JNX RES C F 1 2k OHM 1 6W 5 1 R1016 08 02188U DPY 18 CB0153 JNX RES C F 15k OHM 1 6W 5 1 R1027 08 02188U DPY 18 CB0183 JNX RES C F 18k OHM 1 6W 5 1 R1017 08 021...

Page 17: ...IODE 1N4148 SWITCHING 1 D313 08 2188MU MA4 10 1N4148 ABX DIODE 1N4148 SWITCHING 1 D314 08 2188MU MA4 10 1N4148 ABX DIODE 1N4148 SWITCHING 1 D315 08 2188MU MA4 10 1N4148 ABX DIODE 1N4148 SWITCHING 1 D6...

Page 18: ...1 R129 08 2188MU MA4 18 CB0102 JNX RES C F 1K OHM 1 6W 5 1 R226 08 2188MU MA4 18 CB0102 JNX RES C F 1K OHM 1 6W 5 1 R227 08 2188MU MA4 18 CB0102 JNX RES C F 1K OHM 1 6W 5 1 R234 08 2188MU MA4 18 CB01...

Page 19: ...1 R604 08 2188MU MA4 18 CB0103 JNX RES C F 10K OHM 1 6W 5 1 R605 08 2188MU MA4 18 CB0103 JNX RES C F 10K OHM 1 6W 5 1 R916 08 2188MU MA4 18 CB0103 JNX RES C F 10K OHM 1 6W 5 1 R917 08 2188MU MA4 18 C...

Page 20: ...1 6W 5 1 R922 08 2188MU MA4 18 CB0363 JNX RES C F 36K OHM 1 6W 5 1 R304 08 2188MU MA4 18 CB0391 JNX RES C F 390 OHM 1 6W 5 1 R219 08 2188MU MA4 18 CB0391 JNX RES C F 390 OHM 1 6W 5 1 R220 08 2188MU MA...

Page 21: ...1 6W 5 1 R307 08 2188MU MA4 18 CB0750 JNX RES C F 75 OHM 1 6W 5 1 R235 08 2188MU MA4 18 CB0750 JNX RES C F 75 OHM 1 6W 5 1 R904 08 2188MU MA4 18 CB0752 JNX RES C F 7 5K OHM 1 6W 5 1 R940 08 2188MU MA...

Page 22: ...2 KBX CAP CER 1000 PF 50V 10 B 1 C272 08 2188MU MA4 26 EBP103 ZFX CAP CER 0 01UF 50V 80 20 F 1 C223 08 2188MU MA4 26 EBP103 ZFX CAP CER 0 01UF 50V 80 20 F 1 C931 08 2188MU MA4 26 EBP103 ZFX CAP CER 0...

Page 23: ...PF 50V 10 B 1 C424 08 2188MU MA4 26 EBP222 KBX CAP CER 2200PF 50V 10 B 1 C212 08 2188MU MA4 26 EBP300 JZX CAP CER 30PF 50V 5 SL 1 C025 08 2188MU MA4 26 EBP300 JZX CAP CER 30PF 50V 5 SL 1 C024 08 2188M...

Page 24: ...188MU MA4 41 WJ0050 B00 WIRE BARE JUMPER 5MM 1 FOR Q604 B E 08 2188MU MA4 41 WJ0050 B00 WIRE BARE JUMPER 5MM 1 C610 08 2188MU MA4 41 WJ0050 B00 WIRE BARE JUMPER 5MM 1 C614 08 2188MU MA4 41 WJ0050 B00...

Page 25: ...115 08 2188MU MA4 41 WJ0060 B00 WIRE BARE JUMPER 6mm 1 R612 08 2188MU MA4 41 WJ0060 B00 WIRE BARE JUMPER 6mm 1 R619 08 2188MU MA4 41 WJ0060 B00 WIRE BARE JUMPER 6mm 1 J903 08 2188MU MA4 41 WJ0060 B00...

Page 26: ...7 5MM 1 J013 08 2188MU MA4 41 WJ0075 B00 WIRE BARE JUMPER 7 5MM 1 J014 08 2188MU MA4 41 WJ0075 B00 WIRE BARE JUMPER 7 5MM 1 J240 08 2188MU MA4 41 WJ0075 B00 WIRE BARE JUMPER 7 5MM 1 J417 08 2188MU MA...

Page 27: ...188MU MA4 41 WJ0100 B00 WIRE BARE JUMPER 10MM 1 J615 08 2188MU MA4 41 WJ0100 B00 WIRE BARE JUMPER 10MM 1 J624 08 2188MU MA4 41 WJ0100 B00 WIRE BARE JUMPER 10MM 1 J904 08 2188MU MA4 41 WJ0100 B00 WIRE...

Page 28: ...R 15MM 1 J242 08 2188MU MA4 41 WJ0150 B00 WIRE BARE JUMPER 15MM 1 J614 08 2188MU MA4 41 WJ0150 B00 WIRE BARE JUMPER 15MM 1 J247 08 2188MU MA4 41 WJ0150 B00 WIRE BARE JUMPER 15MM 1 J303 08 2188MU MA4 4...

Page 29: ...188MU MA4 25 BCB221 M1X CAP ELEC 220 UF 16V 20 1 C102 08 2188MU MA4 25 BCB221 M1X CAP ELEC 220 UF 16V 20 1 C224 08 2188MU MA4 25 BCB221 M1X CAP ELEC 220 UF 16V 20 1 C607 08 2188MU MA4 25 BCB221 M1X CA...

Page 30: ...0X DIODE BY228 1 D405 08 2188MU MA5 10 CW574C DJX DIODE CW574CD 1 D001 08 2188MU MA5 11 DD1555 0AX TRANSISTOR 3DD1555 1 Q402 08 2188MU MA5 11 IRR001 1X0 IR RECEIVER MODULE HS0038A2 1 IR001 08 2188MU M...

Page 31: ...J902 P20 P903 TO R914 V1 IN 08 2188MU MA5 41 BF0200 3BB WIRE UL 1007 24 200MM ORG 1 FOR S S 08 2188MU MA5 45 COS503 KY0 CER RESONATOR ZTB503F2 1 X205 08 2188MU MA5 45 FIL6M0 0Y1 CER FILTER 6 0MHZ 1 X2...

Page 32: ...2 2 FOR L411 08 2188MU MA5 67 H24249 2M2 HEAT SINK 1 FOR IC401 08 2188MU MA5 67 H10918 4M2 HEAT SINK 1 FOR IC402 08 2188MU MA5 67 H30752 1A0 HEAT SINK 1 FOR Q402 08 2188MU MA5 67 H34423 8A0 HEAT SINK...

Page 33: ...Y 58 344810 3UI INLAY SIDE AV 1 08 A2188U FCY 59 130460 00X RUBBER PAD 25mmX7mm 2 STICK ON F CAB FOOTING 08 A2188U FCY 59 312160 000 SPONGE CUSHION 8 MTG SPEAKER 08 A2188U FCY 62 10654X 00F UNI TIE 2...

Page 34: ...46F0 M17B 55 HS46FT 0HA CASE UPPER REMOTE HANDSET 1 08 HS46F0 M17B 58 HS46F0 1UI INLAY IR TRANSMITTER BD 1 08 HS46F0 M17B 63 B26060 BT2 S T SCREW B 2 6 X 6 BT 1 08 HS46F0 M17B 67 26968X 0E2 BATT TERMI...

Page 35: ...WY 18 GJ0339 KUX RES CEMENT 3 3 OHM 5W 10 1 R801 08 02180U PWY 18 KE0105 JN3 RES H VOLT CC 1M OHM 1 2W 5 1 R802 08 02180U PWY 18 KE0105 JN3 RES H VOLT CC 1M OHM 1 2W 5 1 R807 08 02180U PWY 18 KE0475 J...

Page 36: ...FOR FERR BEAD BF60 X2 08 02180U PWY 41 WJ0050 B00 WIRE BARE JUMPER 5MM 1 C837 08 02180U PWY 26 EBP104 ZFX CAP CER 0 1UF 50V 80 20 1 C850 08 02180U PWY 41 WJ0050 B00 WIRE BARE JUMPER 5MM 1 J810 08 021...

Page 37: ...P CER 1000PF 400VAC 20 E 1 C824 08 02180U PWY 10 0FR104 FBX DIODE FR104 1 D831 08 02180U PWY 10 0FR104 FBX DIODE FR104 1 D830 08 02180U PWY 10 0FR104 FBX DIODE FR104 1 D806 08 02180U PWY 51 DC0243 0CH...

Page 38: ...to minimum level then press the DISPLAY key on the remote handset don t release the volume key and you can enter S mode After enter D mode or S mode you can adjust the setting according to the follow...

Page 39: ...ystem 09 S B Y Sub color for system 06 VOL01 Volume output level at 1 00 VOL25 Volume output level at 25 18 VOL50 Volume output level at 50 31 Press 7 to enter system setting Item Description Default...

Page 40: ...ntil the voltage at pin 48 of IC201 becomes 4 62 0 2V the picture must stable 4 Enter D mode and press the AFT update BBE button It will start Auto AFT Adjustment and the screen will show PIFAFT OK if...

Page 41: ...Enter D mode and press 1 key and the screen will become a horizontal line Then adjust the SCREEN VR on the flyback transformer to set the intensity of the line to a minimum visible level the line can...

Page 42: ...tch pattern NTSC signal to the RF input in STANDARD status 2 Select HPOS60 to adjust the Horizontal center 3 Select VPOS60 to adjust the Vertical center 4 Select HIGH60 to adjust the Vertical amplitud...

Page 43: ...T Item 0 Blanking 0 on 1 off 1 2 3 4 5 V Mute timing 200ms 8ms Data 6 Base band filter in NTSC system 0 on 1 off 7 VMOD VCDM2 default value 40 for 38MHz IF 30 for 38 9MHz IF BIT Item 0 AFT mute 0 on 1...

Page 44: ...off 1 on 5 I 0 off 1 on 6 DK 0 off 1 on 7 M 0 off 1 on OPTION default value 04 BIT Item 0 When blue background off mute pin of CPU 0 audio mute on 1 audio mute off 1 When blue background off external...

Page 45: ...Q101 SAW Z101 TB1238 IC201 SECAM IC701 TA1275AZ Optional Part Q501 Q503 Q505 AMP R G B CRT R G B V AMP IC301 V out H drive AMP Q401 Q402 H out FBT T402 220V 24V 12V 6 3V EHT FOCUS SCREEN CPU IC001 E2...

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