Sharp 19SV111 Manuale di Servizio

19SV111 SHARP SERVICE MANUAL S99N919SV1 111 GAME TElEVISION SIGMA 9400 CHASSIS Chassis No. 19M1 MODEL 19SV111 In the interests of user-safety (Require

195V111 TROUBLE SHOOTING TABLE Malfunctions not Traceable to Game Deck Display Fails to Appe-a (o.nly noise) I Is TV operation normal, when select the

19SV111 TROUBLE SHOOTING TABLE (Continued) Controller Doeswt Function. Yes Controller faulty. Selection and starting not possible or selection mark co

19SV111 TROUBLE SHOOTING TABLE (Continued) Malfunctions Traceable to Game Deck * Prior to replacing parts: Check the following items before referring

19SV111 TROUBLE SHOOTING TABLE <continued) Symptom Display Black Sound normal. No sound. Repair Procedure 1. Make sure that picture signal is being

19SV111 TROUBLE SHOOTI~G TABLE<continued) Symptom Repair Procedure Location of Fault (in order of probability) Normal Display Doesnlt Appear 1. Che

19SV111 TROUBLE SHOOTING TABLE ccontinued) Symptom Repair Procedure Location of Fault (in order of probability) Display Normal, But Sound Abnormal 1.

"" w _. I I ~ ~I VI 0'1 J> 0> " PWB- 9 F4784PE cCJ~l.A~t • oe~l ~8 ~ oe~o • • 01~ 0 PWB-A F5071 PE [SWI IOI SWII02 SWIIOl

19SV111 PRINTED WIRING BOARD ASSEMBLIES H G PWB-H Wiring Side F PWB-B Wiring Side E D PWB-F Wiring Side PWB-G Wiring Side c 00 B 0000 A PWB-E Wiring

19SV111 PRINTED WIRING BOA.RD ASSEMBLIES <continued> H G F [1fiD ~~?-~-~ t e. ...:? __,..,..;.,...,.,.,...;.--__. E PWB-D Parts Side D c B A

19SV111 19SV111 PRINTED WIRING BOAR.D ASSEMBLIES <continued) H -·0 I> G I F E D c B I 1 A PWB-A Wiring Side PWB-C Wiring Side 3 4 5 6 7 8 9

'19SV111 IMPORTANT SERVICE SAFETY PRECAUTION • Service w_ork should be performed only by qualified service technicians who are thoroughly fami

F E D c B A BLOCK DIAGRAM 0 IC3 ~t--LJ\, ~t--rv ~t--~ 1--.~>DORESS t------1 OE:COOER IC I WORKING RAM IC4 VIDEO R.AM li C7.JC8 I BUfFER - --PWB-G

19SV111 BlOCK DIAGRAM (continued) H IC 1 and IC4: R H - i X 1 2 4 5 C E Z Z PIN_S ARRANGEMENT Az tO 24 Vee A() 2 23 A a Pin Function As 3 22 Ag G Ao

19SV111 BLOCK DIAGRAM (Continued) IC2: RH-iX0666CEZZ oc Output Enable E Control Input Input Output Control oc ... Vee Input Output 1Q +-SQ Output Da

19SV111 BLOCK DIAGRAM (continued) H ICS: RH~iX0822CEZZ IC6: R H - i X 0 8 2 1 C E Z Z Vee Vee DBO ALE DBO ALE DB1 ADO DB1 ADO G D82 AD1 D82 AD1 DB3 A

19SV111 SOLID STATE DEVICE BASE DIAGRAM B B c c E E B E 0 K G A c c G E B s r-----~~--~----~--~----~---------~-----~~-, ~~:::::::::::1 1 1] 1(1 1(4 10

19SV11 1 Memo 27

19SV111 DESCRIPTION OF SCHEMATIC DIAGRAM NOTE: 7. The unit of resistance .. ohm .. is omitted (K: 1000 ohms, M: 1 Meg ohm). 2. All resistors are 1/8

H G F E D c B A MAIN-2 CIRCUIT TO j· ... j· ... · ... ·-!· ·-rL. 100 ooo ooo 100 •00 '00 sea o•~• I)J ,roo.. turo. 11W ~~~ros = ~ = ~t

MAIN-1 CIRCUIT H G F E D c B A 2 3 4 5 31 HlSV111 19SV111 This circuit diagram is a standard one, .printed circuits may be subject to change for prod

H G E D c B A GAME CIRCUIT h,, r 2 ., ~~~ r·· .. "" 1114W'I PWB-H 3 PWB-E TO PwO--A ... ~ - - -,. T miiJ IX0822CE 4 5 33 19SV111 19

19SV111 IMPORTANT SERVICE SAFETY PRECAUTION (Continued) • Use an AC voltmeter having with 5000 ohm per volt, or higher, sensitivity to measure the AC

19SV111 REPLACEMENT PARTS LIST SAFETY NOTE -Components marked with a <.& ) nave special characteristics important to safety. Before replacin

19SV111 Ref. No. Part No. Description I Code II Ref. No. Part No. Description DIODES DIODES (Continued) 0401, RH -OX 0 0 4 5 GEZZ J 1 N4148 AA blD707

19SV111 Ref. No. Part No. Description I Code Jl Ref. No. Part No. lleKription COILS CAPACITORS L202, VP .-R F R-8 2 K 0000 j 0.82].!H AS (209, VCEAG

19SV111 Ref. No. Part No. Description I Code II Ref. No. Part No. Description RESISTOkS PWB-B DUNTK4784WI!!V7 CRT SOCK_ET UNIT ,& R448 VRS -VV 3A

19SV111 I Ref No . Part No. 1•1 Description jcode jj Ref. No. Part No. I• I Desuiptlon PWB-C DUNTK4783WEV9 POWER REG. UNIT CAPACITORS C653 VCEAG.A.1

19SV111 Ref. No. Part No. Description I code II Ref. No. Part No. Description RESISTORS TRANSISTORS R654 VRS - W 3 LB 3 9 0 J J 39 3W AB Q1 VS 2SA 1

19SV111 Ref. No. Part No. I * I Description [code [[ Ref. No. Part No. [ * I Description PWB-E DUNTK6530WEVO SUB POWER UNIT PWB-F DUNTK6531 WEVO SW

19SV111 Ref. No. Part No. Description I code II Ref. No. Part No. Description CABINET PARTS 3 CCABB 2 0 8 B WEVO R Cabinet Complete BT -Bottom {Game)

19SV111 Ref. No. Part No. Description RRMCG0683CE SA GAME CONTROLLER 1 9SJ56-6106·C J Controller Cabinet. AL Top (WI Controller Overlay) 2 95156-7578-

19SV111 PACKING OF THE SET • Setting positions of the knobs Brightness control Color control Tint control Poctu1e cont1ol TV I CATV swotch Aging switc

19SV111 Front LOCATION OF USER'S CONTROL (TV) I Antenna Terminal Board I (Located on the rear of the cabinet) r--__;l-l-11 11----#-CHANNEliNDICAT

GAME ON/OFF LOCATION OF USER'S CONTROL (Continued) (GAME) Front I Controller CONTROL PAD START BUTTON BUTTON B----' BUTTON A------' C

19SV111 REMOVAl OF CABINET How to detach the game unit from the TV set 1. Unscrew the six rear cabinet set-screws and remove the rear cabinet. 2. Dis

19SV111 REMOVAL OF CABINET (continued) How to detach the game unit from the cabinet 1. Unscrew the eight top cabinet set-screws and remove the top cab

19SV11 'I INSTALLATION AND SERVICE INSTRUCTIONS Note: (1) When performing any adjustments to resistor controls and transformers use non-metallic

19SV111 INSTALLATION AND SERVICE INSTRUCTIONS (Continued) FIELD ADJUSTMENT • RF-AGCADJUSTMENT 1. Select a local channel. 2. Turn RF-AGC control (R214)