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Panasonic Z-421V Manuals
Manuals and User Guides for Panasonic Z-421V. We have
1
Panasonic Z-421V manual available for free PDF download: Technical Manual
Panasonic Z-421V Technical Manual (47 pages)
Colour Television Circuit Description
Brand:
Panasonic
| Category:
Chassis
| Size: 0.36 MB
Table of Contents
Table of Contents
2
1 Circuit Description
3
Small Signal Part
3
Tuner and if Output Tuner
3
Vision if
3
Sound
8
Horizontal and Vertical Synchronization
10
Luminance and Chrominance Signal Processing
13
Color Decoder
15
AFC - Tuning - ATS
18
Digital Control Signals
20
1-3-1 Local Keyboard
20
1-3-2 IR Remote Control Code
20
C Bus
22
Horizontal Deflection - Fbt
24
General Description
24
Horizontal Deflection
24
Vertical Deflection
29
Z-421 Circuit
29
Drive Circuit Part
30
Video Amplifier and Abs
32
Video Output Amplification
32
ABS Operation
34
Beam Current Limiter
35
Euro-Scart
36
Power Supply Str-S5707
37
Vin Terminal, Start-Up Circuit
37
Oscillator, F/B Terminal Voltage (Pin 7)
37
Function of INH Terminal (Pin 6), Control of Off-Time
37
Drive Circuit
37
OCP Function
37
Latch Circuit
38
Thermal Shutdown Circuit
38
Over-Voltage Protection Circuit
38
Stand-By Mode TOP210
38
CONTROL PIN (Pin4)
38
2 Vcr Part
39
Key Features of Video IC and Its Relatives
39
Record and Playback Processing Circuit
40
Record Processing
40
Playback Processing
43
Audio Signal Processing (La71511M)
46
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