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For qualified
service
personne_
only
Version
1 ,_0
Mode_o
26LASSRQ
Changing
Entertainment.
Again.
www.rca.com

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  • Page 1

    For qualified service personne_ only Version 1 ,_0 Mode_o 26LASSRQ Changing Entertainment. Again. www.rca.com...

  • Page 2

    Revision No. Revision Date Page Description May.24th, 2011 Initial Release Version 1.0...

  • Page 3

    1.1 Basic Specifications 26 inches Diagonal Display Size Television System American TV standard ATSC/NTSC system VHF:2_13 UHF: 14_69 CATV: 1_135 Channel Coverage Digital Terrestrial Broadcast (8VSB) : 2_69 Digital Cable (64/256QAM) : 1_135 (-4°F _+ 140°F) Storage Temperature is _0°C_ + 60°C Temperature (_32°F_+ 122°F) Operating Temperature...

  • Page 4

    1,2 Product Function Side Keypad Buttons If you cannot locate your remote, you can use the side keypad buttons on your TV to operate many TV features. INPUT: Displays the Source Select List. MENU: Displays the TV Main Menu. OH ,, : Scans up through the channel list. In the TV menu system, it acts like the up arrow on the remote control and can be used to select menu options.

  • Page 5

    1.3 Connection Interface HEAD PHONE: Connect a 3.5mm headphone for personal audio. Digital Audio-out: Connect a coaxial cable for digital audio output. HDMII, 2, 3, 4: (High-Definition Multimedia Interface) It provides uncompressed digital connection that carries both video and audio data by way of an integrated mini-plug cable.

  • Page 6

    2.1 General Information GENERAL DESCRIPTION OVERVIEW V260B2- P03 is a 26-inch TFT LCD cell with driver ICs and Ich-LVDS interface. This module supports 1366 x 768 WXGA format and can display 16.7M colors ( 6 bit+Hi FRC). The backlight unit is not built in CHARACTERISTICS CHARACTERISTICS ITEMS...

  • Page 7

    3.1 Inner Structure Inside cabinet (front) Version 1.0...

  • Page 8

    Item List RE3240E010 IR board 22F, 45 x 15 x 1.6 mm RE0340E010 Key board 22F, 106.9 x 11.9 x 1.6 mm RE01TC81XLNA0 Main board T.RSC8.1X RE46Q H 1500 Power board FS P 150-4 H01 150W RE261530458105 Speakers 8Ohm, 10W Note: (1,2) 22F and dimensions refer to the PCB board.

  • Page 9

    Jack List Jack No, Specification Description Connection Note CN25 10 Pin 2.54mm Main power To Power board C N 17 2x20 Pin 2,0ram LVDS interface To LCD panel 14 Pin 2.0mm IR and keyboard jack To IR board and keyboard 6Pin2.0mm inverter Jack To LCD panel inverter board...

  • Page 10

    3,4 Connection Diagram > 26" LCD panel LVDS double array cable Pin flat cable ..CN17 6 Pin flatcable r ..© 4Pin to 4.Pin flat cable CON3 CNA3 CN25 -_ _ CON4 AC 110V CON1 13Pin to 10Pin flat cable 50/60Hz 8Pin flat cable CNA1...

  • Page 11

    Note: Before opening the cabinet and working on the repairs, please read the troubleshooting and Q&A attached in the user's manual, which has covered most of the problems caused by unproper using or settings to the TV set. If that does not work, please carry out the easy troubleshooting before checking or replacing the main parts of the television.

  • Page 12

    4.2 Troubleshooting for Displaying Note: If the troubleshooting given below can not help you, change the LCD panel for a try. But we strongly suggest you regard changing the panel as the last step of fixing the display problem. No display (including white screen, black screen, etc.) •...

  • Page 13

    4.3 Troubleshooting for Audio Note: Comparing with the display problem, the audio malfunctions are easier to work out. Constantly, if you have excluded the possibility of bad speakers and bad connection of audio output, the problem generally comes from the audio processing parts of mainboard.

  • Page 14

    Keys are sunken • Check the screws that fasten the keyboard to the cabinet. They may be lost or getting loose. • The key set may be bad, change them. There is a reacting delay when operating the keys o That is usually caused by bad keyboard, change it for a try. Functions of keys are out of order o Check the keyboard to see whether there is a short circuit between each soldering joint.

  • Page 15

    Note: The exception handles are prepared for qualified personal only. 5.1 Display Exceptions 5,1.1 Black screen and no display Note: If the troubleshooting guide can not help you with the obviation of faults, please change the non-conforming materials to rework. Can the LED the other Does the pin1...

  • Page 16

    5,1 DispJay Exceptions 5.1.2 White screen White screen "_ Do pin1-3 of CN17have 12Vdrvi voltage? Change Q8 or R27 <.. Check the voltage > _o___ board ChangeU8 or main Check the power board Check the LVDS if the open signal of CN17 open circuit is caused by or s_ort...

  • Page 17

    5.1 Display Exceptions 5.1.3 Dazzling screen Reset the driving voltage Check if the LVDS Change LVDS cable cable is bad e if the panel is bad? Change LCD panel Change main board ¢hk" Check the power supply and _Upgrade firmware or adjust clock circuit of U8 LVDS MAP...

  • Page 18

    5,2 Audio Exceptions 5,2.1 No sound (completely) No sound Check if there is audio input Check external equipment <_, volume are Set the mute and volume Does CNA1 _ve output signa Check the TV speakers if the Audio power supply circuit p13,p14,p37,p38 is bad, change...

  • Page 19

    5,2 Audio Exceptions 5.2.2 No sound (TV) Refer to NO SOUND Check if the circuit Change U8, if that doesnt between T1 and U8 is OK work, change main board Change T1 tuner Version 1.0...

  • Page 20

    5.2 Audio Exceptions 5.2.3 No sound (HDMI) Unsupported signal, change Is the signal _]]_1 source HDMI OK? input signal of HDMI device Check if the PC/AV Refer to NO SOUND sound is normal Change U7 or U8 <_ Is the EDID(1) Yes>_l or main board Upgraded firmware...

  • Page 21

    5.3 Function Exceptions 5.3.1 TV function rV can't scan channel/no picture_'y_ Check -['v' RF signal (antenna, cable) TI power supply circuit is bad change main board Check if p7 I2C network is bad, of T1 have 120data change main board Check if p12 ofT1 IF(l) or AGC(2) circuit is most have normal voltage...

  • Page 22

    5.3 Function Exceptions 5.3.2 HDMI no picture HDMI no picutre or bad picture_'_ Redo the soldering Maintain u7 external apparatus Change U8 Version 1.0...

  • Page 23

    5.3 Function Exceptions 5.3.3 YPbPr no signal YPbPr no signal Check the YPbPr AV device | or YPbPr cables U8 surrounding circuits are bad, change main board U8 front circuits are bad, change main board work, change main board Version 1.0...

  • Page 24

    REC7 series main board has a USB SERVICE port, which is reserved for service use only. Please upgrade the firmware according to the instruction below. 6.1 Direct upgrading (do no need normal display) STEP1 Get an empty USB disk with size not larger than 2GB, copy firmware file (CompBase.bin, or AlICompBase.bin) to the root directry of disk.

  • Page 25

    Main Board (PCB)

  • Page 26

    MainBoard (PCB) < 2e _zv <; <7 [IIIIIIIIIIIIIIIIIIIl :_> 'L c "- L: ;n S_ [IIIIIIIIIIIIIIIIII] <5 ..0 " fTrq [i fir / "T ULJ{ 77j}7 ,37n r / rq nrq '7<<7 ii :_i ! _ '<'+ <2 :.:us, _Tu u IIIIIIIIIII! 77o _,7_7 [j mm...

  • Page 27

    Main Board (PCB)

  • Page 28

    MainBoard (PCB) I __ MI_]N POKIER[- LUDS SSSSS _E_O _ :_/I, , ,I • i,,. _ mn COC s:F_D ,N. _CD_ "1 CO _ E3E3E3 _ _E3CD _ CD /- _y _ ,..... '_ S_ _s CONTROL mr / " E2E2 E2E3 E2 _ _E2 E2 _ E2...

  • Page 29

    ¢ Main Board (SCH) C_N25 pv(u IOPlN 2 5&I>tt 100ttF-25T-+20%-6*7-105 R215 _%_STB 0 htF- 0102-Y%_-+ 80%-20% - 16X, _R2'46 0 htF-Oa02-Y%_-+ 80%-2_ 6 - 16X, 4K7dun-('_}2-_S°>l,'l_V Panel 10Kohm-O@}2-_5%- Ho%V AO34(_ 10Kohm-{>D2-_5%- H6W 100tkg-25V-_2{Y_ 6-6"7 PMI3T3901 0 htF-{MO2-YSX,C+ 8 0%- 20%- 16X, POWER ON 510ohm-0d02-+_9_ ?,- 1/I6TV PMI3T39{2vl...

  • Page 30

    o ..........Main Board (SCH) .%- STB LE) R 3.3V STB LB3G 3IC3dm>{M02-+5%- I,'Io%V RII4 DDC S(E 3K3dnn-{g02-+5%- [l_V }<2 RII9 RII8 DID(" SDA RI20 R122 }<5 R124 RI07 ^'^ _"_ ¢.-'.1-".1% %/X/" GPY08 R126 300ohm-0d02-_25% GND 75ohm-O40Z-:k_/_ 1q6W 300ohm-_02-_25% 3IC_ohm-(/vRP_-+5%- 1 /1o%V 1Kohul-0402-+sq 1,- 1 /16W...

  • Page 31

    ¢ Main Board (SCH) .,GI5 I)%7) STB _£316 D DAT RPll 4*33dm>l>D2-_5%- SFTX :,:FI D'vD IR SFRX PI_,. AS%VO ASEBRKAK N .FI6 ASEMD0 Ab_'b.,IDO R278 _ 10Kolm>O_2-_5%-H6W :_E16 TI{STN 2R2,* 10Ko n-0402-_5%- H6W 33d_t -0402-_5%- H6W DOI_ HOLD_ V_'VPP <LK __.D16 W25Q32BVSSIG <_DI5...

  • Page 32

    Main Board (SCH) 5_ 4052 5_ 4052 TRY8 > G%_D _-Pa iic_2 .L YRI, Y LI' htF-0603-Y5V- +80%-20%- I0\, hff'-0_3 -Y5V-+ 80%-20_ g 10V 100Kolnn-(MO2-+5%- 1/I6W 100Kotun-O4(E-+5%- H 6W _R43 _R72 100Kolnn-O_2-+5%- 1/I6W 100Kohm-( '_)2-+5%- l,16_V YPbPH "f _N/Np R79 YPbtM Pb' 'N/NP Pr IN...

  • Page 33

    • • • • • • • • • • • • • • • • • Main Board (SCH) [0Ko[m_-O_2-£5%- 1,'16T¥ [0Kolm_-O_2-_5%- ,_/w_rR_, AUDIO _/_RS'8 AUDIO HSYNO+ CI21 WyNc+ B_,: LD,,'E OLTL C125 TTN2C LE',,'E oUTR f_7_+ _NVI_ (2,48_ I c!1,£...

  • Page 34

    ¢ Main Board (SCH) Power-Block VDDI2 1111 vuu:z v,'x> "VI)D12 V,_S VDD12 V,_S ..TC, TC, TC,7OTC, , VDD12 V,_S VDD12 V,_S 10uF-0805-Xq_-±i0q 63\, ----C173--[C14 VDD12 V,_S VDD12 V,_S G_'D VDD12 V,_S A_D1 _Ii_A FI 1 0 htF- 0_2-Y5_,c+ 8(Bb-20%- 16V 0 htF-0402-Y5_,c+ 8(B b-20%- 1o%"...

  • Page 35

    84pad Main Board (SCH) DDR2-SDRAM (DDR2-800) (2-1ayers cus tom) iGbit (64Mwords x 16bits) DDR2 i/f-Block 4*33otm1-0402-_5%- IildW DR&M ,%0 80000 DRa£_f DR&M AI TOP VIEW ..80005 DR&M ,42 DRa£_f _-m pkg. llxl]_a 80DO1 4 SOCA8 s00o4 i',2 DR&M AB DRa£_f AI 1 SDAll...

  • Page 36

    ¢ Main Board (SCH) NC -- G_'D TU 5V N_2- htF-0603-'12%'- +80%-2(P, b- @(50 GT,]D TU _%_ 220ohm-Od02-_5%- 1/16TV 220ohm-Od02-_5%- H 6TV 4K7@a n-{MO2-+__%- I q 6TV 4K7@an-0102-+2 %- I'I6TV O'ND 11, G_'D Ttd _9_, TU SD_ R58 ,/X/X, Ttd _DA TI2_ TLJ S(K' ./XA.

  • Page 37

    ¢ Main Board (SCH) NC'Ooln m 0033-+3%- 1/t 0W NC'Ooln n- 0603-+3%- 1/10W (NAt LOUT R_,I RaJr F-"'__H_O 5V STB 2K2ohm-Wo03-_5%- Ii10W IKolnn-O_2-+__%- H 6W 0 h_0402-Y5_,c+80%-20%- 16_, (KS3 5-IC125 10Kolml-O_2-_5%- Iit6W G%_D 330pF-_O2-X7R-±I0q b-50V G%_D htF-0603-YSX--+80%-20%- 10V NC'Lbhm-0402-=5%- 1/ 16_V AUDIO L LOUT __ (...

  • Page 38

    Main Board (SCH) AI 5X © G%_D Diff. pairig_edancel00ohm <ON3 21 SH_2 AHP{_ SHELIA tlP DET A1 {V Pd36 G2N'D G2"D DIX" DATA DK<LK ASCL 10Kolm>0402-_5%- Ii15W Q_gl 47Kolm>0402-_5%- 1/ 16W CE Remote 4R7ohm-lM02-+5%- Ii16W AR_<QM 47Kolm>@D2-_5%- Ii16W G2N'D 4R7ohm-lM02-+5%- Ii16W CK Rfidd 4R7otml-_02-+5%- IiI_V...

  • Page 39

    Power Board (PCB) "HX" P054C042A<AYP418101-029 REV:I.0> CEM-1 1.6T 2009.0808 4PCS "S" 191.5'136MM <2010.0320> LNO0 £r 8LgB _:)o ra 0 -I,q...

  • Page 40

    Power Board (PCB) miO| [] m • mmmmmm •o []mUm...

  • Page 41

    Power Board (PCB) "HX" P054C042A<AYP418101-029 REV:I.0> CEM-1 1.6T 2009.0808 4PCS "S" 191.5"136MM 0UU0000 I-I-II-IM El II £lo r-lr-1 _" I-I-I LL 91-1 V-E1 E _3E_-I mr-_ [qrq E3E3 uul_ °) _L_ o Lo E _v6_. I--I_ oi-1 j-1 I-1I-1I-1 _U000 g6;s 66W [qrq LoINO0_...

  • Page 42

    Power Board (PCB) "HX" P054C042A<AYP418101-029 REV:I.0> CEM-1 1.6T 2009.0808 4PCS "S" 191.5"136MM 0UU0000 I-I-II-IM El II £lo r-lr-1 _" I-I-I LL 91-1 V-E1 E _3E_-I mr-_ [qrq E3E3 uul_ °) _L_ o Lo E _v6_. I--I_ oi-1 j-1 I-1I-1I-1 _U000 g6;s 66W [qrq LoINO0_...

  • Page 43

    Power Board (PCB) "HX" P054C042A<AYP418101-029 REV:I.0> CEM-1 1.6T 2009.0901 4PCS "S" 191.5"136MM AYP418101 REV: 1.0...

  • Page 44

    Power Board (PCB) "1-_' PO54CO42A<AYP4L8LOI-029 R_fl/':l.0> C_-1 1,8T 2009.0808 4PCS "S" I91.51L36MM 0 3.8_ ¢.,, ,, ++:+ •"4 +; -_ -_-_ _0 4 -0 -0 _1 _ ._ -_-F--_-F- ¢ 0 _.8_ _ ÷ T f_, r_ _, ; ,_\:t T...

  • Page 45

    Power Board (SCH) I1N'pUT 90 264VAC...

  • Page 46

    26" EXPLORED VIEWING ST3XBF 5T3XSF-SJZB22 ST4XIOF ST4X12F MSXI2 M4X8 ® 192697000 PCB-KEY-3292 ® 143293100 14329B200 ®® 430840001 243292100 143292800 103292000 420807001 143296100 ]B42KlSO0 122896020 262680000 [63292100 183292000 183292100 212896300 PCB-DYB-2898 23329801C10 252696000 Bracket 213223330 Connecter 31265500 Rubber l 5 - 1604 Speaker 162292200 Bracket...

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  • john Feb 01, 2016 07:41:
    NEED TO CONNECT TV TO DVD PLAYER