Diagrama De Bloques De Camino De Salida De Video - LG DR-7621M Manual De Servicio

5. DIAGRAMA DE BLOQUES DE CAMINO DE SALIDA DE VIDEO

SM_SYSCLK
27MHz
74HC04
74HC04
IC504
IC504
6
CS982_CLK
3.3V
0.1µF
175Ω
0.1µF
3.3V
0.1µF
175Ω
0.1µF
PCNT[1:0]
MPEG
DV. PHY
ENCODER
DVCLK
TSB41AB1
TSB41AB1
CS92688
PD[7:0]
IC201
IC503
74LCX125
12 9 8
10
57,58,59,60
DV_PASSn 183 131
102,103,104,106
231
CV_OUT 157
75Ω 75Ω
154
260
Y_OUT
COMP
75Ω 75Ω
261
IREF
151
262 C_OUT
VREF
75Ω 75Ω
MPEG
MPEG
DECODER
DECODER
V_MUTE_L
CS98300
CS98300
IC301
IC301
214 YG_OUT
208
COMP
215 75Ω 75Ω
IREF
216
VREF UB_OUT
205
75Ω 75Ω
VR_OUT
211
75Ω 75Ω
24.576MHz
14.31818MHz
DV 1394 input
From JACK board
DV. PHY
TPA+/-
TPB+/-
VIDEO
IC401
IC401
DECODER
TVP5146
IC501
YIN[7-0]
ITU-R BT.656
VIN_CLK
Video 6dB Amp
IC716
6
6dB LPF 75Ω
22uF
6.75MHz
8
6dB LPF 75Ω
22uF
4
6dB LPF 75Ω
22uF
5 MUTE 1
14 MUTE 2
10 I / P L:13.5MHz, H:6.75MHz
13.5MHz
LPF
11
6dB 75Ω
22uF
LPF
LPF
13
6dB 75Ω
22uF
LPF
LPF
15
6dB 75Ω
22uF
LPF
6.75MHz
3-19 3-20
1
V1_ IN
7 V2_ IN
8 Y_ IN
17 C_ IN
80 RF SIGNAL
TUNER
TUNER
TU_V_IN
MOD_VIDEO
5
1KΩ
CVBS
30
75Ω
470uF
Y
27
75Ω
470uF
C
32
75Ω
470uF
Y/G
24
75Ω
470uF
Pb/B
21
75Ω
470uF
Pr/R
18
75Ω
470uF