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Now downloading free:akira Ch.8803_CT-14FES1

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File name:akira_Ch.8803_CT-14FES1.rar
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Model:Ch.8803_CT-14FES1 🔎
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Descr:Ch.8803_CT-14FES1 schematic
Group:Electronics > Consumer electronics > TV
Uploaded:14-09-2004
User:voivoda
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File name akira_Ch.8803_CT-14FES1.pdf

Colour TV Service Manual 2 Model Group: CT-14FE CHASSIS: 8803 MODEL: CT-14FES1 Model No: CT-14FES1 Version 1.0 3 CONTENT GENERAL DESCRIPTION... 4 CONNECTOR VIEW ... 5 SAFETY INSTRUCTIONS ... 5 CIRCUIT ADJUSTMENTS... 6 FAULT FINDING TREES, DIAGRAMS AND OVERVIEWS... 12 VARIOUS PARAMETERS OF INTEGRATED CIRCUIT ... 25 THE BUS DATA FOR TMPA8803... 25 ELECTRICAL PARTS LIST... 28 CIRCUIT DIAGRAM ... 37 Model No: CT-14FES1 Version 1.0 4 GENERAL DESCRIPTION AKTP01 /02 chassis series are applied A14T02/A14T02a respectively which uses mainly TOSHIBA' advanced UOC-ultimate chip TMPA8803/8821 and I2C-bus controlled IC With combination of micro controller and small signal processor, the TMPA8803/8821 series feature high-integration, highperformance-to-price ratio and high-reliability and advanced functions with fewer external components, which provide much convenience for manufacturing and technical service. Figure 1: shows the block diagram of AKTP01 (A14T02). Table 1: provides A14T02 mainly ICs and functions. Figure 2: shows the whole set power supply system for AKTP01 (A14T02). Figure 3: shows the system control circuit of AKTP01 (A14T02). Table 1: A14T02 mainly ICs and functions Position N204 N901 N701 N402 N203 Type TMPA8803/23/21 ST24C16-W LA4267 LA78040 LC4053B/CD4053B Function Description Micro controller and small signal processor (UOC) EEPROM Sound power amplifier Vertical scan output stage circuit AV1/AV2 Switch Model No: CT-14FES1 Version 1.0 5 Y IN Cr IN Cb IN VIDEO IN2 AUDIO IN2 VIDEO IN1 AUDIO IN1 VIDEO OUT AUDIO OUT 5 1 13 AUDIO AMPLIFIER (N701) LA4267 C700 7 SP701 16 VIDEO or AUDIO AV1/AV2 SWITH (N203)CD4053 9 10 11 14 15 AUDIO IN VIDEO IN SIF TRAPS SWICH 61 38 SP702 16 2 12 V202 V201 Z302,Z304 30 24 32 21 19 20 28 HF TUNER A101 IF PRE ­AMP (V101) SAWF Z101 IF IN IF IN 41 42 52 B G R BAND1 V103 BAND2 V102 U/V L/H TOSHIBA UOC 51 50 1 2 3 TMPA8803/21/23 63 58 57 13 16 VIDEO AMPLIFIER V601 V611 V621 CRT REMOTE INPUT REMOTE RECEIVER A901 MEMORY (N901) ST24C16 6 5 V.OUT 1 FIELD OUTPUT POWER AMP. N402(



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