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Once again owner-manual.com has saved the day for me, and come through with the manual I need. I looked other places too, and couldn't find it anywhere. Thank You owner-manual.com!!! You're the BEST!
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very good quality that can be magnified several times, and it remains readable.
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The service manual is really great - thanks to it I was able to install the laser unit and thus "save" my CD-player, which seemed to be impossible before I had the manual.
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Downloaded the Service manual OK of the Technics Piano and have now repaired it and its going fine. Excellant; thank you for the fine servce. A.M
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This site is working fine! Did buy a manual for SX-EX25L and after a while I could download it and fix the problem. Nice and easy!
The picture is not displayed normally. (Display block)
YES NO The test pattern is displayed, Is VSYNC normally input to pin (2) Check SC2201, periphery of YES
but the whole screen is white for other IC4401(CPLD)? SC5301, FFC and periphery of test pattern. IC5301(DVI-Receiver).
TU-45GD1E LC-45GD1E
NO
Check the periphery of IC4001 (GAMMA-R), IC4004 (GAMMA-L) and IC4003 (E2PROM).
YES
The test pattern is displayed normally, Is pin (5) of IC2205 3.3V? Check IC2203(MICON), SC2201 but the whole screen is black for other and periphery of SC5301. test pattern. NO
Are H, V and DE output from pins NO Check the periphery of
(48), (47) (46) IC5301(DVI-Receiver) and that of IC5301=TP5301 to TP5303? SC5302.
YES
In the DC/DC2-PWB: YES NO process mode's LCD PAGE1, line in the horizontal direction. Or, normal Normal waveform is input position the defective portion does not flicker is displayed. from R4726, output TP5829 to pin 12 (CSA) of P1701. (P1701) PWB, change. R4727? (CS2) and TP5830 (*3) periphery of IC4301 (P4801) and DC/DC
NO TCON-BOTTOM: Is (CS1). (*2) (LCD-CONT) and that
periphery of IC2203 Check the harnesses (MICON), SC2201 and SC5301. between TCON-TOP When switching REV DISP of The pattern is displayed every other TCON-TOP: Is NO In the DC/DC1-PWB: NO
NO the normal waveform YES
output from R6826 and YES
Is the gradation pattern displayed NO R6827? (*1) NO Check the periphery of between IC4101(QS-DRIV-R) Check the harnesses DC/DC2-PWB: TP5831 is normally when setting PATTERN3 of X5801. and IC4102(FIFO), between TCON-TOP 16 MHz. PATTERN PAGE1 in the adjustment IC4201(QS-DRIV-L) (P4801) and process menu to 21? YES IC4202(FIFO) and their periphery. DC/DC(P1701) PWB. Check the FPC (SC6801/6802) TP7851, TP7852, TP7853 NO Check the CSPOWER IC4301(TOP-LCD-CONTROL-R) IC4302(TOP-LCD-CONTROL-L) IC4503(TOP-REF-VOL-REG) IC5805(OP-AMP) IC4504(TOP-GRAY-LEVEL)
YES
YES (SC4701/4702) CS-POWER-PWB:
Are all gradations displayed normally NO Check between IC4001(GAMMA-R) connecting the panel. and TP7854 are 8.1V,2.9V, PWB. when changing PATTERN A of and IC4101(QS-DRIV-R), between 5.7V and 5.3V respectively. PATTERN PAGE1 in the adjustment IC4004(GAMMA-L) and IC4201(QSYES process menu from 0 to 255? DRIV-L) and their periphery.
TROUBLE SHOOTING TABLE (Continued)
64
Is gradation pattern displayed The upper part of Either the left or right Check between IC4301 For displays other than the test Check between IC4001(GAMMA-R) process menu to 02? between IC4302 and SC4701. abnormal.
YES IC4505(TOP-REF-VOL-REG) IC5802(CPLD)
IC5806(OP-AMP)
YES
Check peripheral circuit of IC5802, IC5805, IC5806 For displays other than the test Check between IC4004(GAMMA-L) and IC5807. IC5807(OP-AMP) pattern, left half of the screen is and SC4002, between
abnormal. IC5502(LVDS-L) SC5502 and
NO YES NO YES
FPC.
YES normally when setting PATTERN1 of screen part is abnormal. and SC4702 well as
NO
PATTERN PAGE1 in the adjustment
pattern, right half of the screen is and SC4001, between IC5501(LVDS-R) SC5501 and
FPC. Check peripheral circuit of
NO IC4503, IC4504 and IC4505.
Check the periphery of IC5402(DVIare abnormal every other line in the Receiver). vertical direction. YES The lower part of Either the left or right Check between IC6401
YES The displays other than the test pattern
NO screen part is abnormal. and SC6802 well as
For displays other than the test YES Check between IC5301 and NO SC6801. pattern, the whole screen is abnormal. IC5401(DVI-Transmitter) and their Go to "The screen is Check peripheral circuit of partially whitish or C6601, IC6602 and IC6603. dark". IC6401(BOTTOM-LCD-CONTROL-R) IC5301(DVI-Receiver) IC4001(GAMMA-R) IC6402(BOTTOM-LCD-CONTROL-L) IC5401(DVI-Transmitter) IC4004(GAMMA-L) IC6601(BOTTOM-REF-VOL-REG) IC5402(DVI-Receiver) IC4101(QS-DRIVER-R) IC6602(BOTTOM-GRAY-LEVEL) IC5501(LVDS-Tranceiver-R) IC4102(FIFO) IC6603(BOTTOM-REF-VOL-REG) IC5502(LVDS-Tranceiver-L) IC4201(QS-DRIVER-L)
between IC6402 and
periphery.
IC4202(FIFO)
(*1) (*2) (*3) 2V/div
4.0µ/div
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