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Modelo - Chassis KV32HSR10
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV32HSR10 | SEVERE PINCUSHION, REPLACED SHORTED L-501 | Unit had severe pincushion. Found L-501 shorted. Check dam-per diode for cold solder connections. | ||
| Sony | KV32HSR10 | NO COLOR AFTER WARM UP, REPLACE COMB FILTER CM1301 | Color would disappear after about two minutes of operation.Scope signal tracing revealed normal input at comb filter but chroma out-put became distorted and noisy. | ||
| Sony | KV32HSR10 | LOUD HIGH PITCHED NOISE FROM SET, T-602 SECURED WITH RTV | Loud, high pitched noise from set and is not in audio circuit.Sounds similar to yoke with singing problem. Before replacing yoke pleaseread. | ||
| Sony | KV32HSR10 | NO PICTURE SLEEP LIGHT ON, REPLACED SHORTED C-500, NO V | Set has high voltage. Sleep light is on, but set has nopicture. Found .7Vpp on pin 31 of IC-301 (should be 2 volts). ReplacedIC-500 and IC-301 still not working properly. Found shorted C-500. -HQ COMMENTS: When C-500 (on pin 1 of IC-500) shorts, ver | ||
| Sony | KV32HSR10 | NO PART NUMBER LISTED, RD18ESB1, 8-719-110-48, D-251,252 ETC | As per Supplement No. 1, the diodes D-251, 252, 253, D-310,and D-311 are listed as RD18EST1B1. No part number is listed, nor is thistype name in the Replacement Book. -HQ COMMENTS: According to Japan, the diode type name is:RD18ESB1 part number 8-719-1 | ||
| Sony | KV32HSR10 | VERTICAL LINES IN PICTURE, SERVICE MODE ADJ "REF" SET TO 1 | Three to four retrace lines are visible at the top of thescreen. They do not look like ordinary retrace lines, but are of solidred, blue, or green colors. | ||
| Sony | KV32HSR10 | MOTOR BOATING THROUGH SPEAKERS, T-501 COLD SOLDER | Set would run for a time then it would shut off with motorboating through speakers. | ||
| Sony | KV32HSR10 | HORIZONTAL LINES IN PICTURE, C-546 COLD SOLDER | Horizontal lines in picture sometimes on top sometimeson the bottom. Looks like retrace but in reality it is ringing. | ||
| Sony | KV32HSR10 | NO PICTURE, TO DISABLE IK SENSE LINE FOR TROUBLESHOOTING | As you may have noticed, when servicing this and other unitsusing this particular IC-301, RGB lines at the IC level are blanked any-time the C board is disconnected. The main reason for this blanking isa cathode current detect line (IK). When the unit | ||
| Sony | KV32HSR10 | DEAD SET, "F" BOARD IC-651 REPLACED | Dead set had relay click, no B+, had 160V B+ on pin 1 ofIC-651. | ||
| Sony | KV32HSR10 | UNSTABLE MTS AND MUTE, "X" BOAD IC-251 MTS DECODE IC REPLACE | Display functions on screen are ok. All customer adjustments,volume, color, MTS and mute would not function until channel was changed.Picture control operating normally. | ||
| Sony | KV32HSR10 | IC-101 SUBSTITUTION, NO SUB EXIST | Some inquiries have been received regarding this IC. In somecases when the servicer orders the original IC (M37100M8-717SP), adifferent IC is sent (M37100M8-711SP). The -711 IC is not a substitutionfor the -717 IC. Please check when ordering this item | ||
| Sony | KV32HSR10 | ERROR IN SCHEMATIC DRAWING, AROUND R-332, D-301, R-367 | Schematic drawing error in the area designated at junctionM-19. Parts involved are R-332, D-301 and R-367. | ||
| Sony | KV32HSR10 | WEAK, BLURRY - RED PICTURE OVERALL, C-302 "A" BOARD | Picture significantly darker, blurry and mostly red in color.All CRT operating voltages, are ok. Internal tech. adj., from remote ctl.are all at normal settings and readj. from settings has no effect. | ||
| Sony | KV32HSR10 | VERTICAL PROBLEMS, C-504 COLD SOLDER | I have now seen several models, ANU-1 chassis that exhibitwhat looks to be an odd type of retrace at the bottom of the screen.There may also be a few lines missing in the middle of the screen. It isunlike vertical problems I have seen in the past. The |