Sharp 14MR10 Wartungshandbuch

114LK22COLOR TELEVISIONChassis No. MSAIn the interests of user-safety (Required by safety regulations in some countries) the set should be restored to

1014LK22SERVICEPOSITIONADJUST ITEMDATARANGEINITIAL VALUEFIX/ADJREMARKFMWS FM WINDOW SELECTION 0(disable) or1(enable) 0 FIXSM0 SOUND MUTE BIT 0 (SM0) 0

1114LK22ËSERVICE ADJUSTMENTRF AGC Adjustment1. Receive a good local channel.2. Enter the service mode signal category and selectthe service adjustment

1214LK22CRT CUT-OFF, BACKGROUND AND SUB-CONTRAST ADJUSTMENTNo. Adjusting point Adjusting procedure/conditions Waveform and othersCRT CUTOFFADJUSTMENT(

1314LK22CHASSIS LAYOUT654321AB CDEFGH

1414LK22654321AB CDEFGHBLOCK DIAGRAM

1514LK22DESCRIPTION OF SCHEMATIC DIAGRAMNOTES:1. The unit of resistance "ohm" is omitted.(K=kΩ=1000Ω, M=MΩ)2. All resistors are 1/16 watt, u

16~171234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJSCHEMATIC DIAGRAM: MAIN Unit

1814LK22654321AB CDEFGHSCHEMATIC DIAGRAM: CRT Units

1914LK22654321AB CDEFGHPWB-B: CRT Unit (Wiring Side)PWB-B: CRT Unit (Chip Parts Side)PRINTED WIRING BOARD ASSEMBLIES

2014LK22654321AB CDEFGHPWB-A: MAIN Unit (Wiring Side)

214LK22IMPORTANT SERVICE SAFETY PRECAUTIONËService work should be performed only by qualified service technicians who are thoroughlyfamiliar with all

2114LK22654321AB CDEFGHPWB-A: MAIN Unit (Chip Parts Side)

2214LK22Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description CodePARTS LISTPARTS REPLACEMENTReplacement parts which have these special

2314LK22Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description CodeD1022 RH-EX0263TAZZ J Zener Diode, 8.3V ABD1023 RH-EX0263TAZZ J Zener

2414LK22Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description CodeRESISTORS [M-Ox.··· Metal Oxide, Metal Film··· M-Film]RJ2 VRS-CY1JF00

2514LK22Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description CodePWB-A: DUNTKA541WEA1MAIN UNIT (Continued)R1009 VRS-CY1JF562J J 5.6k 1

2614LK22Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description CodeåACC701QACCZ3008PEZZ J AC Cord ANSP301 VSP0080PBQ9YA X Speaker, 32 oh

2714LK22Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description CodePACKING OF THE SETREARUse 12 staples fixthe packing case.Use tape to

14LK2228SHARP CORPORATIONAV Systems GroupQuality & Reliability Control CenterYaita, Tochigi 329-2193, JapanD SEM P SEMEX TQ1196-SAug. 2001 Prin

314LK22SAFETY NOTICEMany electrical and mechanical parts in televisionreceivers have special safety-related characteristics.These characteristics are

414LK22LOCATION OF USER'S CONTROLTVINPUTCHANNEL UP/DOWNMENUDISPLAYFront PanelCHANNEL UP/DOWNVOLUME UP/DOWNPOWERBasic Remote Control FunctionsPOWE

514LK22CIRCUIT PROTECTIONThe receiver is protected by a 3.15A fuse (F701),mounted on PWB-A, wired into one side of the ACline input.+B DC REGULATOR CO

614LK22For adjustments of this model, the bus data is converted to various analog signals by the D/A convertercircuit.Note: There are still a few anal

714LK22WHITE POINTADJ.MODE↓W.P. RED OFFSET HIGH / OFFSET BLUE TONE (DRI-R-HI)↓W.P. GREEN OFFSET HIGH / OFFSET BLUE TONE (DRI-G-HI)↓W.P.BLUE OFFSET HIG

814LK221Press the CH DOWN/UP key on the remote controller to get ready to select the mode one by one.2Press the CH DOWN/UP key on the remote controlle

914LK22SERVICEPOSITIONADJUST ITEMDATARANGEINITIAL VALUEFIX/ADJREMARKAGC AGC TAKE OVER POINT 0~63 14 ADJV-LIN VERTICAL SLOPE 0~63 32 ADJV-AMP VERTICAL