SERVICE MANUAL
20
(3) Functional Difference between the Various IC Versions
Table 5
IC Version (TDA)
9590PS 9591PS 9592PS 9593PS 9594PS 9590H 9591H 9592H 9593H 9594H
TV range
110 110 110
110
110 110
110 110 110
110
Mono intercarrier multi-standard
sound demodulator (4.5 - 6.5 MHz)
with switchable centre frequency
√
√
√
√
√
Audio switch
√
√
√
√
√
Automatic Volume Leveling or
subcarrier output (for comb filter
applications)
√
√
√
√
√
QSS sound IF amplifier with separate
input and AGC circuit
√
√
√
√
√
√
√
√
√
√
AM sound demodulator without extra
reference circuit
√
√
√
√
√
√
√
√
√
√
Generation of a ‘Mixed-down’ I-signal
for the demodulation of DVB signals
√
√
√
√
FM radio option (via QSS amplifier)
√
√
√
√
√
FM radio option (with FM tuner)
√
√
√
√
√
PAL decoder
√
√
√
√
√
√
√
√
√
√
SECAM decoder
√
√
√
√
√
√
√
√
√
√
NTSC decoder
√
√
√
√
√
√
√
√
√
√
Horizontal geometry (E-W)
√
√
√
√
√
√
√
√
√
√
Horizontal and vertical zoom
√
√
√
√
√
√
√
√
√
√
ROM size
64 k 64-28k 64 k 32-64k 64-128k 64 k
64-28k 64 k 32-64k 64-128k
User RAM size
2 k
2 k
2 k 2 k
2 k
2 k
2 k
2 k
2 k
2 k
Teletext
10
page
1 page 10 page
10 page
1 page 10 page
Closed captioning
√
√
√
√
√
√
√
√
√
√
Содержание 34T18
Страница 29: ...SERVICE MANUAL 27 4 Block Diagram Fig 11 5 Refer to Table 13 about Functions and Data of the IC s Pins ...
Страница 42: ...SERVICE MANUAL 40 2 WAVEFORMS OF KEY POINTS Waveform during C802 Startup Waveform during B Voltage Startup ...
Страница 43: ...SERVICE MANUAL 41 ...
Страница 44: ...SERVICE MANUAL 42 ...
Страница 45: ...SERVICE MANUAL 43 ...
Страница 46: ...SERVICE MANUAL 44 ...
Страница 47: ...SERVICE MANUAL 45 Waveform during V404 s Base T 64us ...
Страница 48: ...SERVICE MANUAL 46 Waveform during V404 s C Electrode ...
Страница 49: ...SERVICE MANUAL 47 ...
Страница 59: ...Circuit Diagram 2 ...
Страница 60: ...MAIN PCB ...
Страница 61: ...CRT RGB PCB ...