1. Manuals
  2. Brands
  3. akira Manuals
  4. TV
  5. CT-14XJ9N
  6. Service manual

akira CT-14XJ9N Service Manual

Colour tv
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
C
o
l
o
u
r
T
V
C
o
l
o
u
r
T
V
C
o
l
o
u
r
T
V
S
e
r
v
i
c
e
M
a
n
u
a
l
S
e
r
v
i
c
e
M
a
n
u
a
l
S
e
r
v
i
c
e
M
a
n
u
a
l

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the CT-14XJ9N and is the answer not in the manual?

Questions and answers

Related Manuals for akira CT-14XJ9N

Summary of Contents for akira CT-14XJ9N

  • Page 2 CHASSIS: CN-9 MODEL: CT-14XJ9N...

  • Page 3: Table Of Contents

    Service mode adjustment ..............19 Main repairing flow diagram .............. 20 Main ICs description and repair data offering ........26 Spare parts list .……………………………………………………….. 35 Appendix: Exploded view ………………………………………………………..49 Circuit diagram ……………………………………………………….50 Print lay-out of main board …………………………………………...51 Model No: CT-14XJ9N Version 1.0...

  • Page 4: Specifications

    Picture tube: Effective screen dimension: 406mmx305mm; Flat-square tube Audio output: Main channel: 5W+5W (THD=7%) Power supply: AC 150~260V (50Hz ) Weight: ~26kg Dimensions: 5 66mm(w) x 4551mn(h) x 480mm(d) Power consumption: ~87W (AC 220V 50Hz) Model No: CT-14XJ9N Version 1.0...

  • Page 5: General Description

    TC9028F-022 Remote control transmitter N101 LA7910 Band decoder N202 HEF4052 Sound system switching N201 TB 1238AN Small signal processing N401 TA8403 Vertical output power amplifier N601 TDA7057AQ Audio power amplifier N602 CD4066 Audio TV/AV switching Model No: CT-14XJ9N Version 1.0...

  • Page 11: Safety Instructions

    ! , and on the shadow. When replacing any of them, use the one with the same specifications as the originals. Otherwise, it may cause X-ray radiation and damage to overall safety. Model No: CT-14XJ9N Version 1.0...

  • Page 12: Circuit Adjustments

    2. Turn on the TV and set the brightness and contrast to minimum (i.e. set beam current of the CRT to zero). 3. The high voltage tested should be 27.5 ± 0.5KV. 4. Set the brightness to minimum or maximum, and ensure high voltage not beyond limitation of 30KV in any case. Model No: CT-14XJ9N Version 1.0...

  • Page 13: Set-Up Adjustment

    7. Slowly move the deflection coil forward or backward until a uniform green screen is obtained. Tighten the Clamp screw of the coil temporarily. 8. Check the purity of the red and blue raster. Model No: CT-14XJ9N Version 1.0...

  • Page 15: Service Mode General Instructions

    D and an adjustment item appears on the screen. 2. SELECTING THE ADJUSTING ITEMS Every pressing of the MENU “ ” or “ ” button on remote control transmitter changes the adjustment items in the following BUS DATA table. Model No: CT-14XJ9N Version 1.0...
  • Page 17 V/C/D mode data 0 V/C/D mode data 1 HPOS Horizontal center of 50 Hz VP50 Vertical centering of 50 Hz Vertical amplitude of 50 Hz Horizontal centering difference of 50/60 Hz VP60 Horizontal centering difference of 50/60 Hz Model No: CT-14XJ9N Version 1.0...
  • Page 18 Factory ASM VT limit of VHFH high byte UHF-L Factory ASM VT limit of UHF LOW byte UHF-H Factory ASM VT limit of UHF high byte TB1231N V/C/D mode data OSD position Option MODE Factory data Model No: CT-14XJ9N Version 1.0...

  • Page 19: Service Mode Adjustment

    Enter the TV to the service mode, and receive Philips test signal. Select the VPS0 or VP60 item by pressing the item adjustment button on the remote transmitter, and adjust vertical picture position in the centre of screen by pressing the data adjustment button. Model No: CT-14XJ9N Version 1.0...

  • Page 20: Main Repairing Flow Diagram

    MAIN REPAIRING FLOW DIAGRAM The following flow diagrams are for the corresponding troubleshooting, which can help you find the causes for troubles. Check as the order shown on the flow diagrams, you can find the defective component. Model No: CT-14XJ9N Version 1.0...

  • Page 26: Main Ics Description And Repair Data Offering

    TV/AV switching circuit and Horizontal/Vertical scanning small signal processing circuit etc. Figure 7 shows the inner structure block diagram of TBI238AN. The pin functions and repair data of TB1238AN is listed in the Table 3. Model No: CT-14XJ9N Version 1.0...
  • Page 28 V Ramp vertical Ramp generator capacitor connect pin V NFB V NFB input V OUT vertical pulse signal output V AGC V AGC filter capacitor connect pin (I2C) clock line 18.1 Model No: CT-14XJ9N Version 1.0...
  • Page 29 +9V supply input (IF VCO VCO VCC circuit) Limitter IN Sound IF signal input RIPPLE FILTER Ripple filter circuit EXT AUDIO External audio signal input FM direct current negative necting FM DEC NF feedback filter capacitor con Model No: CT-14XJ9N Version 1.0...
  • Page 30 B OUT BUS on/off control output 21.5 ABCL Ground R OUT OSD character It output G OUT OSD character G output B OUT OSD character B output Character window Y OUT signal/fast blanking signal for OSD Model No: CT-14XJ9N Version 1.0...
  • Page 31 H. SYNC signal input SCL0 Inter IC Bus clock line0 SDA0 Inter IC Bus data line 0 KARA ON/OFF NC Sound system switch SYS0 11.3 control Sound system switch SYS1 11.3 control +5V supply input Model No: CT-14XJ9N Version 1.0...
  • Page 32 OUT2 Decoder output 2 Band control level input 1 Band control level input 2 Connect to ground +33V supply input pin 13.5 25.5 OUT3 Decoder output 3 OUT4 Decoder output 4 +12V supply input pin Model No: CT-14XJ9N Version 1.0...
  • Page 33 (v) Red pen Black pen measure measure A0 address pin A1 address pin A2 address pin Connect to ground Inter IC Bus data line Inter IC Bus clock line TEST Test terminal +5V supply input Model No: CT-14XJ9N Version 1.0...
  • Page 34 -2.5 Uc(v) 11.5 11.5 11.5 11.5 15.2 Ue(v) 2.15 Position V5.03 V602 VS01 V802 V803 V804 V805 V806 V901 V902 V903 V904 V905 Ub(v) 15.2 11.5 -0.5 -0.4 Uc(v) -0.5 -0.4 36.5 36.5 Ue(v) 11.5 Model No: CT-14XJ9N Version 1.0...

  • Page 35: Spare Parts List

    R113 51113122JU0 carbon film resistor 0.166W 1.2KJ R216 51113272JU0 carbon film resistor 0.166W 2.7KJ R104 51113682JU0 carbon film resistor 0.166W 6.8KJ R010 51113472JU0 carbon film resistor 0.166W 4.7KJ R062 51113472JU0 carbon film resistor 0.166W 4.7KJ Model No: CT-14XJ9N Version 1.0...
  • Page 36 R053 51124331JU0 carbon film resistor 0.25W 330J R055 51124331JU0 carbon film resistor 0.25W 330J R059 51124471JU0 carbon film resistor 0.25W 470J R236 51124471JU0 carbon film resistor 0.25W 470J R815 51124471JU0 carbon film resistor 0.25W 470J Model No: CT-14XJ9N Version 1.0...
  • Page 37 R602 51124273JU0 carbon film resistor 0.25W 27KJ R406 51124303JU0 carbon film resistor 0.25W 30KJ R007 51124333JU0 carbon film resistor 0.25W 33KJ R026 51124333JU0 carbon film resistor 0.25W 33KJ R816 51124473JU0 carbon film resistor 0.25W 47KJ Model No: CT-14XJ9N Version 1.0...
  • Page 38 R513 51526010J70 Fuse resistor 1W 1J RV801 51J1B202A00 Glass glaze film resistor 0.125W 2KJ RT802 51C20120M00 Thermistor C211 5251C120JV0 Ceramic capacitor 63V 12PFJ CC01 5251C180JV0 Ceramic capacitor 63V 18PFJ C111 5251C300JV0 Ceramic capacitor 63V 30PFJ Model No: CT-14XJ9N Version 1.0...
  • Page 39 5253F103ZV0 Ceramic capacitor 63V 10nFZ C233 5253F103ZV0 Ceramic capacitor 63V 10nFZ C242 5253F103ZV0 Ceramic capacitor 63V 10nFZ C248 5253F103ZV0 Ceramic capacitor 63V 10nFZ C509 5253F103ZV0 Ceramic capacitor 63V 10nFZ C511 5253F103ZV0 Ceramic capacitor 63V 10nFZ Model No: CT-14XJ9N Version 1.0...
  • Page 40 52367104J10 Mylar capacitor 50V 0.1ìFJ C816 52367104J10 Mylar capacitor 50V 0.1ìFJ CT01 52367104J10 Mylar capacitor 50V 0.1ìFJ C523 52367474J10 Mylar capacitor 50V 0.47ìFJ C209 52367474J10 Mylar capacitor 50V 0.47ìFJ C221 52367474J10 Mylar capacitor 50V 0.47ìFJ Model No: CT-14XJ9N Version 1.0...
  • Page 41 C804 52624471M10 Aluminum electrolytic capacitor 25V 470ìFM C408 52624102M10 Aluminum electrolytic capacitor 25V 1000ìFM C508 52624102M10 Aluminum electrolytic capacitor 25V 1000ìFM C827 52624222M60 Aluminum electrolytic capacitor 25V 2200ìFM C502 52626470MV0 Aluminum electrolytic capacitor 35V 47ìFM Model No: CT-14XJ9N Version 1.0...
  • Page 42 5771203B1A0 ceramic filter LQ0003B1A T802 84757002500 ceramic filter LCL F9 L506 84756003700 width-adjustment coil HF60A 8475900010B Degaussing coil XC 2118 L203 00000000000 Mid-frequency transformer TRF1239AV L103 5589767950Y Mid-frequency transformer TRF767950 L001 55891166J10 Mid-frequency transformer TRF1166T1 Model No: CT-14XJ9N Version 1.0...
  • Page 43 61411075D50 Diode 2CK75D DV02 61414414850 Diode 1N4148 D803 61131011C5Y Diode RM11C D804 61131011C5Y Diode RM11C D805 61131011C5Y Diode RM11C D806 61131011C5Y Diode RM11C D506 61131011C6Y Diode IlM11C D402 61112529 G50 Diode 2CZ5295G V821 611308RG27Y Diode Model No: CT-14XJ9N Version 1.0...
  • Page 44 V010 62118150YW0 Audion 3DG1815 Y V010 62418150YWY Audion 2SC1815 Y V202 62118150YW0 Audion 3DG1815 Y V202 62418150YWY Audion 2SC1815 Y V204 62118150YW0 Audion 3DG1815 Y V204 62418150YWY Audion 2SC1815 Y V301 62118150YW0 Audion 3DG1815 Y Model No: CT-14XJ9N Version 1.0...
  • Page 45 Integrate circuit MC 14052BCP N202 67107140528 Integrate circuit HD14052BP N401 671098403KY Integrate circuit TA8403K N201 671401231NY Integrate circuit TB1238AN N601 671102611AY Integrate circuit TDA2611A N601 671102611A4 Integrate circuit CD2611GS N001 67105081906 Integrate circuit TMP87CM38N 3673(CH0807) Model No: CT-14XJ9N Version 1.0...
  • Page 46 Audio and video faucet AV 1 2PA6 X901 5384102PA60 Audio and video faucet AV 1 2PA6 XPS01 53411214300 Power-line with a socket RVVZ 2P C2143 681217631 C0 21" CRT A51JFC63X 13(C) 681217631C0 21" CRT A51KPD12XX02 Model No: CT-14XJ9N Version 1.0...
  • Page 47 61414414860 Diode IN4148 D903 61411075D60 Diode 2CK75D D903 61414414860 Diode IN4148 D904 61411075D60 Diode 2CK75D D904 61414414860 Diode IN4148 D905 61411075D60 Diode 2CK75D D905 61414414860 Diode IN4148 D906 61411075D60 Diode 2CK75D D906 61414414860 Diode IN4148 Model No: CT-14XJ9N Version 1.0...
  • Page 48 V901 6242482100Y Audion 2SC2482 (lq'A-1) V902 62124821060 Audion 3DG2482(FA-1 ) V902 6242482100Y Audion 2SC2482(FA-1 ) V903 62124821060 Audion 3DG2482 (FA-1) V903 6242482100Y Audion 2SC2482 (FA-1) GZ01 53610210800 CRT socket GZS10-2-108 GZ01 5361021AC20 CRT socket GZS10-2-AC2 Model No: CT-14XJ9N Version 1.0...

Table of Contents