Dicas Reparação




Modelo - Chassis


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(Chassis)
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SonyKV32HSR10
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.
SonyKV32XBR65
VERTICAL LINES IN PICTURE, REF MIS ADJ, ALSO CHECK R-517 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.
SonyKV27XBR15
NEW H BOARD, REFER TO SUPPLEMENT NUMBER 4 H board and IC-51 have been changed. -HQ COMMENTS: There has been a change to both the H Board, and IC-51.Service Manual Supplement number 4 has been issued to cover thesechanges.H-1 Board 1-629-621-23CBX-1618-51 8-741-100-62 IC-51
SonyKV32XBR15
RGB VERTICAL LINES IN PIX, ADJ. "REF" IN THE SERVICE MODE 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.
SonyKV32XBR10
VERTICAL LINES IN PICTURE, ADJUST "REF" 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.
SonyKV32XBR15
H BOARD AND IC-51 HAVE BEEN CHANGED, REFER SUPPLEMENT # 4 H Board and IC-51 has been change. -HQ COMMENTS: H Board has been changed to the H1 Board (1-629-621-23).There has also been a change in the sensor IC, it has been changed to P/N8-741-100-62 (CBX1618-51). Please refer to Service Manual Supplement - 4Fo
SonyKV27HSR10
HORIZONTAL RGB, LINES IN PICTURE, CHECK R-517 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.
SonyKV27XBR65
RGB VERTICAL LINES TOP OF PICTURE, SEE TVP SB # 76 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.
SonyKV32XBR50
FAINT HORIZONTAL LINE, TRACED TO LIGHT DIMMER SWITCH While viewing some channels, you could see a very fainthorizontal line quite narrow moving up very slowly from the bottom of thescreen to the top. This problem has been seen many times in the past andis related to 60Hz interference.
SonyXVT600
INTERMITTENT OR NO SCANNER OPERATION The flex cable in scanner assembly came loose from referencenumber 129 causing cable flop around and jam scanner.
SonyKV32XBR70
Q-604 NOT SHOWN IN S/M Q-604 transistor is in the set but is not shown in theschematic/part list. It is shown only on service manual F PC boardlayout. -HQ COMMENTS: Q-604 with associated components is missing from abovemanual as follows: Q-604, R-610, R-616, C-613, R-617. I
SonyKV27HSR10
Q-604 NOT IN S/M, SEE SB TVP0066 Q-604 transistor is in the set but is not shown in theschematic/part list. It is shown only on service manual F PC boardlayout. -HQ COMMENTS: Service bulletin on this has been issued see TVP0066.
SonyD11
NO POWER - NO OPERATION Unit is dead, no power up. Base and emitter low (3.9V and4.3V) on Q-451.
SonyCCDV8
NO CAMERA POWER No camera power on VTR. Power on and function ok. FoundQ-602 on all the time. Replaced Q-602 that does not help. Found S-753has some resistance.
SonyCCDF50
WILL NOT EJECT Unit will start to eject. The capstan motor runs very fastfor a split second then unit shuts down. A problem with FG hall devicecaused IC-006 (FG pre amp) to have no output. Pin 16 IC-006 measured 2.55volts instead of 2.6 volts.


Assistência TécnicaAs dicas apresentadas destinam-se a técnicos de eletrónica, a tentativa de reparação ou assistência sem ter conhecimentos de eletricidade e eletrónica, podem provocar danos mais graves aos equipamentos e, devido a tensões muito elevadas em alguns circuitos, graves danos fisicos que podem constituir um risco em determinadas reparações.

Não arrisque reparar equipamentos com tensões elevadas se não tiver conhecimentos técnicos para o fazer em segurança.

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