Sanyo CP14SE1 Service Manual

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SERVICE MANUAL Colour Television
TV/A V
VIDE O
L - AUD IO - R

Specifications

Power Source
. . . . . . . .AC127-240V, 50/60Hz.
Colour System . . . . . . . .PAL, NTSC4.43, NTSC, PAL 60Hz
Television System . . . . .B/G, D/KK', I, M/M
Channel Coverage . . . . .VHF: E2-E12, R1-R12, K1-K9, J1-J12, A2-A13
Video IF . . . . . . . . . . . . . .38.0 MHz
Aerial Input Impedance . 75Ω
Ext. Terminals
Video inputs: Phono jack  2 (1.0Vp-p, impedance 75Ω)
Audio inputs: Phono jack (R/L)  2 (436mVrms, impedance more than 40KΩ)
Video monitor output: Phono jack  1 (1.0Vp-p, 75Ω)
Audio monitor outputs: Phono jack(R/L)  1(436mVrms, Impedance less than
600Ω)
Speaker . . . . . . . . . . . . . . 5 cm  9 cm  2 pcs.
Sound Output (RMS) . . . 5W + 5W
Dimensions . . . . . . . . . . . 433 (W)  336 (H)  359 (D)mm
Weight . . . . . . . . . . . . . . . approx. 8.7 Kg
Specifications subject to change without notice
BB3Y/BB3Z
MEN U
POW ER
-
+
CH
UHF: 21-69, A14-A69, J13-J62
CATV: S1-S41, X, Y, Z, Z+1, Z+2
FILE NO.
Model No. CP14SE1(V)
(Australia / New Zealand)
Service Ref. No. CP14SE1-10
TV/AV
TIMER
x
1
2
3
4
5
6
7
8
9
-/--
P
P
0
SWAP
CH
CH SCAN
MENU
A B
.
CH
PICTURE
SOUND S. SYS
BASS
SURROUND
JXPSG
Product Code: 113006418
Original Version
Chassis Series: AC7-A
- NOTE -
Service Ref. No. CP14SE1-10 is electrically the
same as Service Ref. No. CP14SE1-20.
The difference between Service Ref. No.
CP14SE1-10 and CP14SE1-20 is as follow:
1) Destination CP14SE1-10...Australia
CP14SE1-20...New Zealand
Give complete "SERVICE REF. NO." for parts
order or servicing. It is shown on the rating plate
at the cabinet back of the unit.
This T.V. receiver will not work properly in
foreign countries where the television
transmission system and power source dif-
fer from the design specifications. Refer to
the specification table.
REFERENCE NO.
CP14SE1-20
SM
3010304

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Table of Contents
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Summary of Contents for Sanyo CP14SE1

  • Page 1: Specifications

    CATV: S1-S41, X, Y, Z, Z+1, Z+2 Video IF ....38.0 MHz Service Ref. No. CP14SE1-10 is electrically the Aerial Input Impedance . 75Ω same as Service Ref. No. CP14SE1-20.
  • Page 2: Table Of Contents

    Contents Safety Notice ..........2 Chassis Block Diagram .
  • Page 3: Chassis Block Diagram

    Chassis Block Diagrams...
  • Page 4 Chassis Block Diagrams System Control IIC SDA IIC SCL...
  • Page 5: Ic Block Diagrams

    IC Block Diagrams IC201 < CPU/IF/Video/Chroma/Def.> R2J12203M4-XXXFP...
  • Page 6 IC Block Diagrams IC001 < Audio AMP.> LA42205-E IC501 < Vertical Output > LA78040B-E Standby Thermal Protection Input amplifier +OUT1 Output amplifier 20kΩ -OUT1 Pump Vcc / ground shorting protection circuit Load shorting protection circuit Thermal protection circuit MUTE +OUT2 Output amplifier 20kΩ...
  • Page 7: Service Adjustment With Replacing Memory Ic(Ic801)

    Service Adjustments with Replacing Memory IC(IC801) Note: The CPU (IC201) and memory IC (IC801) store the service adjustments data and controls data for each circuit.When the Memory IC(IC801) is replaced, some of the service adjustments should be readjusted to obtain the best performance. The necessary service adjustments are carried out by using the RC handset. Please set up the TV set with following steps [1] to [2].
  • Page 8: Entering To Service Mode

    Service Adjustments with Replacing Memory IC(IC801) [Entering to Service Mode] Press and hold the MENU button on the TV set and press the numeric 1 button on the Remote Control. Following setting items appears on the screen. Display for [RF DELAY ADJ] RF AGC adjustment 2.11 SERVICE MODE Version...
  • Page 9 Service Adjustments with Replacing Memory IC(IC801) Following table shows the initial values which have been stored in the CPU ROM, and items for the service adjustments. Service mode adjustments table in CPU ROM Item Range Data Description VIF VCO ADJ 0 ~ 3F VIF VCO free-running frequency fine adjustment STRAP ADJ...
  • Page 10 Service Adjustments with Replacing Memory IC(IC801) Item Range Data Description SECAM BGP SHIFT 0 ~ 3 Burst Gate Pulse for Position Adjustment BGP SEL 0 ~ 1 Burst Gate Pulse Mode Select PSEUDO H COIN 0 ~ 1 Horizontal coincidence detection by fsc counter AUTO SLICE LEVEL 0 ~ 7 Sync separator slice level down...
  • Page 11 Service Adjustments with Replacing Memory IC(IC801) Item Range Data Description COLOR SYSTEM 0 ~ F Color system selector 443NT50 INHIBIT 0 ~ 1 Auto color system 443NTSC(50Hz) FSC FREE 0 ~ 1 VCXO free-running mode switch ON/OFF FORCE MONO 0 ~ 1 Monochrome mode switch FORCE COLOR 0 ~ 1...
  • Page 12 Service Adjustments with Replacing Memory IC(IC801) Item Range Data Description SHARPNESS OVER 0 ~ 1F SHARPNESS OVERSHOOT LEVEL Adjustment BLK STRETCH OFF 0 ~ 1 Black Stretch function ON/OFF switch BLK STRETCH CHARGE 0 ~ 3 Charge time constant adjustment for black stretch BLK STRETCH 0 ~ 3 Discharge time constant adjustment for black stretch...
  • Page 13 Service Adjustments with Replacing Memory IC(IC801) Item Range Data Description OSD V - ( 60 Hz ) 0 ~ FF OSD Vertical NTSc VOLUME OFFSET 0 ~ 7 Volume Offset BASS OFFSET 0 ~ 7 BASS OFFSET TREBLE OFFSET 0 ~ 7 TREBLE OFFSET OPT AFT 0 ~ 1...
  • Page 14: Service Mode Adjustments

    Service Mode Adjustments Items 167 - 171 GREY SCALE (1) Receive a monochrome circular pattern. (2) Set the brightness and colour to normal, contrast to maximum. (3) Enter to the service mode. (4) Select No. 168 CUT OFF (R), No, 169 CUT OFF (G), and No. 170 CUT OFF (B) and set each data to 0 by pressing the VOLUME + or - key.
  • Page 15 Service Mode Adjustments Following adjustments should be carried out when the memory IC is replaced. How to enter the service mode and adjust values, please refer to “ Entering to Service mode” on page 8. Item 105 [RF DELAY ADJ] AGC ADJ Item 6 [V-SIZE 50] VERTICAL SIZE NOTE: Do not attempt this adjustment with weak signal.
  • Page 16: Service Adjustments

    Service Adjustments Following adjustments are not required to readjust when replacing the memory IC. B-VOLTAGE SUPPLY CHECKING HIGH VOLTAGE CHECK (1) Connect DC meter to TP-B and the ground. Note: +B (+130V) Voltage Check and Grayscale Adjustment (2) Tune the receiver to an active channel and synchro- must be completed before attempting High Voltage Check.
  • Page 17: Special Function

    Special Function The following special functions can be set up on this TV How to set the special function: set. Note: When making the VOLUME LOCK setting, set the (1) Volume Lock setting desired maximum sound volume by pressing the VOLUME + or - button before entering Special Function setting mode.
  • Page 18: Purity And Convergence Adjustment

    Purity and Convergence Adjustment CAUTION: The Convergence and Purity adjustments have been made at the factory. Readjustment should be made only after picture tube or deflection yoke replacement, following the steps below: PURITY ADJUSTMENT 8. Tighten the mounting screw of the Deflection Yoke. Adjust 1.
  • Page 19: Mechanical Disassembly

    Mechanical Disassembly CABINET BACK REMOVAL 1. Refer to Figure 1, remove 7 screws. 2. Pull off cabinet back and remove. AV1/DVD MONITOR INPUT AUDIO ANT. 75Ω VIDEO Figure 1. Cabinet Back Removal Protection Circuit This TV set has a built-in power supply protection circuit. It is provided to protect the TV set in case of a power supply circuit malfunctions.
  • Page 20: Cabinet Parts List

    (for power button) 610 331 7274 DEC IND-BB2A 610 331 7380 BUTTON UNITED-BB2A 610 331 7298 CABINET FRONT-BB3A 645 073 9798 BADGE,SANYO*35.0X7.5L35.0 610 331 7571 CABINET BACK-BB3A 645 071 1145 ASSY,REMOCON JXPSC 652 002 0634 REMOCON,JXPSG 610 313 3393 RC-BATTERY LID-JXPLA...
  • Page 21: Chassis Electrical Parts List

    Chassis Electrical Parts List BB3Y/BB3Z Product safety should be considered when a component replacement is made in any area of a receiver. Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety.
  • Page 22 BB3Y/BB3Z Ref. No. Part No. Description Ref. No. Part No. Description Q111 4052187712 TR KTC3879S-Y 4051631612 TR 2SC2812N-L6-TB0 4050159721 TR 2SC2814-F4-TB 4051739813 TR 2SC3928A1R Q122 4051648412 TR KTC3875S-GR-RTK 4051739912 TR 2SC3928A1S 4050144519 TR 2SC2412K T146 R Q801 4050235009 TR 2SD400-E-MP 4050144618 TR 2SC2412K T146 S Q802...
  • Page 23 BB3Y/BB3Z Ref. No. Part No. Description Ref. No. Part No. Description C106 4040973201 ELECT 22U M C1225 4033588316 CERAMIC 1U K 4040873006 ELECT 22U M 4033456615 CERAMIC 1U M C111 4041032907 CERAMIC 0.01U K C1226 4033588316 CERAMIC 1U K 4040901204 CERAMIC 0.01U K 4033456615...
  • Page 24 BB3Y/BB3Z Ref. No. Part No. Description Ref. No. Part No. Description 4040901204 CERAMIC 0.01U K 4031573611 CERAMIC 100P J 4032152211 CERAMIC 0.01U K C601 4040881704 MT-POLYEST 0.22U K 250V C222 4040970200 ELECT 10U M 4040888802 MT-POLYEST 0.22U M 275V 4040843900 ELECT 10U M 4040941804...
  • Page 25 BB3Y/BB3Z Ref. No. Part No. Description Ref. No. Part No. Description 4040713302 CERAMIC 1000P M 400V C811 4032152211 CERAMIC 0.01U K 4041113903 CERAMIC 1000P M 400V C812 4041156801 ELECT 470U M 4041039104 CERAMIC 1000P M 400V 4032118514 ELECT 470U M C629 4040733904 CERAMIC...
  • Page 26 BB3Y/BB3Z Ref. No. Part No. Description Ref. No. Part No. Description R1012 4011506219 MT-GLAZE 1K JA 1/10W 4011050415 MT-GLAZE 100 JA 1/16W 4011050514 MT-GLAZE 1K JA 1/16W R1218 4011505915 MT-GLAZE 10K JA 1/10W R1013 4012567219 MT-GLAZE 18K JA 1/10W 4011050613 MT-GLAZE 10K JA 1/16W 4011052112...
  • Page 27 BB3Y/BB3Z Ref. No. Part No. Description Ref. No. Part No. Description R219 4011623718 MT-GLAZE 4.7K JA 1/10W 4011058213 MT-GLAZE 68K JA 1/16W 4011055311 MT-GLAZE 4.7K JA 1/16W R472 4012560111 MT-GLAZE 8.2K JA 1/10W R220 4012560111 MT-GLAZE 8.2K JA 1/10W 4011057414 MT-GLAZE 8.2K JA 1/16W 4011057414...
  • Page 28 BB3Y/BB3Z Ref. No. Part No. Description Ref. No. Part No. Description 4020975706 CARBON 5.6M KA 1/2W 4020941404 CARBON 22 JA 1/6W R635 4010075805 CARBON 120K JA 1/2W R821 4010257102 CARBON 22 JA 1/6W 4021086807 CARBON 120K JA 1/2W 4020941404 CARBON 22 JA 1/6W 4020923103...
  • Page 29 BB3Y/BB3Z Ref. No. Part No. Description Ref. No. Part No. Description 6520010130 CORE,PIPE D205 4072217116 ZENER DIODE UDZS-TE-1712B L635 6100785953 PIPE CORE D421 4070997228 ZENER DIODE MTZJ16A 6520010130 CORE,PIPE 4070547027 ZENER DIODE RD16EB1 L801 6450082894 INDUCTOR,5.6U K 4070547215 ZENER DIODE RD16EB3 L803 6450257797 INDUCTOR,120 OHM...
  • Page 30 BB3Y/BB3Z Ref. No. Part No. Description Ref. No. Part No. Description D638 4080082406 DIODE 1N4148 6520016842 OSC,CRYSTAL 4.433619MHZ 4080585600 DIODE 1SS133ST 6103332840 ASSY,PWB,CRT BB3S 4070124406 DIODE 1SS133 4070134306 DIODE 1S2076A 1AA0B10S2530B D686 4070995521 ZENER DIODE MTZJ6.2C 4070572801 ZENER DIODE RD6.2EB3 TRANSISTOR 4080478308 ZENER DIODE MTZJ6.2C-52...
  • Page 31 BB3Y/BB3Z Ref. No. Part No. Description Ref. No. Part No. Description 4021033207 CARBON 2.7K JA 1/2W 4020924308 CARBON 2.7K JA 1/2W R723 4011622711 MT-GLAZE 180 JA 1/10W 4011051917 MT-GLAZE 180 JA 1/16W R724 4011623619 MT-GLAZE 470 JA 1/10W 4011055212 MT-GLAZE 470 JA 1/16W R732 4010246403...
  • Page 32: Component Locations

    Component Locations Main Board (Parts Side) TP-E1 TP-E C236 Q202 D106 J103 D105 J834 1AA4B10S0440A.C8WS.MAIN J027 J102 J018 J024 JP005 R202A R202 J231 C1001 J222 R201 J025 C204 A101 J219 JP207 J229 J289 J1013 K001 Q203 D1201 J836 JP208 R205 J1012 J833 JP205...
  • Page 33 Component Locations CRT Board (Parts Side) R732 R743 J701 JW7Y C751 R701 JP703 ??? *** R707 Q701A JP702 Q701 R715 J702 JP705 Q703A Q703 A30C5 R716 K701 K701A JP741 L702 R717 C708 R711 R712 1AA4B10S0440B -33-...
  • Page 34: Voltages And Waveforms Charts

    Voltages and Waveforms Charts Note: Voltages and waveforms were measured with colour bar signal and controls adjusted for normal picture. Main Board Q1001 Q1002 Q1003 Q111 Q202 Q203 Q206 Q431 Q432 Q471 Q472 E 4.9V 4.9V E 2.4V E 0.5V 7.9V E 1.7V E 130V...
  • Page 35 -35-...
  • Page 36 SANYO Electric Co., Ltd. Nov. /’07 /30 CPS Printed In Indonesia...
  • Page 37 CAPACITOR SERIES scope and a low capacity probe. N: Metalized carbon Kind (M.carbon) S: Oxied metalized 8. This circuit diagram covers a basic or representative chassis only. CP14SE1-10 W: Wire wounding Rated wattage (1/2W) POSISTER There SERVICE C: Solid RESISTOR...

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