ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC2402
CAS-220/CS
FRONT END IC
110
100
111213141516171819 2202122232425
26 27 28 29
3
30 31 32 33 34 35 36 37 38 39
4
40 41 42 43 44 45 46 47 48 49
5
50
51 52 53 54
55
56 57 58 59
6
60 61 62 63 64 65 66 67 68 69
7
70 71 72 73 74 75
76777879
8
80818283848586878889
9
90919293949596979899
NR2409
4D02WGJ0220TCE
IC2401 ZR39640BGCG-B1
ATSC/CLEAR CABLE ASIC
R3
T2
R4
R5
JG2501
L2402
0.22uH
C2488
2206.3V
TZV
C2489
2206.3V TZV
B2410
FCM1608KF-151T06
B2409
FCM1608KF-151T06
B2408
FCM1608KF-151T06
B2407
FCM1608KF-151T06
X2402
100GA02502
25.000MHz
+-50ppm
Q2402
KTC4075E-Y-RTK/P
AMP
Q2401
KTC4075E-
Y-RTK/P
AMP
C2513
0.1 B
C2514
1B
C2510 0.1 B
C2504
0.1 B
C2474
0.1 B
C2505
56P CH
C2506
0.1 B
C2507
0.1 B
C2512
18P CH
C2493
1
B
C2492
1
B
C2491
0.1 B
C2490
1B
C2552
0.01 B
C2555
0.01 B
C2511
18P CH
C2496
0.1
B
C2509
0.1 B
C2508
1B
C2515
0.1 B
C2516
0.001
B
C2517
0.001 B
C2519
1B
C2518 0.001
B
C2495
0.1
B
C2494
0.001 B
C2497
0.1 B
C2500
0.001 B
C2498
0.1
B
C2499
1B
C2502
0.1 B
C2501
0.001 B
C2503
1B
C2479
100P CH
C2475
1B
C2476
0.1 B
C2401
0.1
B
R2505
4.7K
R2442
100
R2443
100
R2508
1M
R2509
100
R2503
2.2K
R2556
100
R2516
100
R2471
47
R2431
6.8K
R2437
6.8K
R2435
560
R2439
220
R2434
1.8K
R2436
100
R2438
6.8K
R2440
750
R2472
47
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
IF_OUT1_P
IF_OUT2_N
+5V
SIF
GPIO1
IF_AGC ADATA_DEMOD
GPIO2
GPIO5
TU_DATA
TU_CLK
I2C1CLK
I2C1DATA
GPIO1
GPIO2
I2C1DATA
I2C1CLK
+3.3V
ADATA_DEMOD
SIF
IF_AGC
TU_DATA
TU_CLK
F/E+1.8V
GND
G-24G-23
PCBDH0
CEE139
NC NC
(6/8 FRONT END)
FRONT END SCHEMATIC DIAGRAM
(DIGITAL PCB)
PRM_1
SCAN_EN
TEST_MODE
DIN 0
VDD_COR_ADC
VSS_COR_ADC
VSS_COR1
SCAN_MODE
DIN_1
IF_AGC
RF_AGC
IIC_ADDR
DIN_2
VSS_PER1
TUNER_SDA
VDD_PER1
TUNER SCL
HOST SDA
VDD_COR2
DIN_3
VSS_COR2
HOST SCL
VDD_PER2
DIN_6
MPG_FAIL
VSS_PER2
MPG_SOP
VSS_COR3
MPG_DO0
VDD_COR3
DIN_7
DIN_8
MPG_DO3
MPG_DO2
MPG_DO1
VDD_PER3
VSS_PER3
MPG_DO5
MPG_DO4
VDD_COR4
STAT5
VSS_COR4
SCLK/STAT6
SDAT/STAT7
PRM_2
OOB_AGC/PRM_3
VSS_PER4
AU WS
VDD_PER4
AU_TEST
AU_SD
AU_SCK_DSTR
CRX_A8_DSTR
DRX_A9
VDD_COR5
VSS_COR5
LO_OUTP
LO_OUTN
VS_PLO
VD_PLO
VD_CLO
STAT3
STAT4
STAT0/SCLK
DIN_4
MPG_DO6
DIN_947
48
49
50STAT1/SDAT
DIN_5
MPG_CLK
MPG_VALID29
26
27
28
VDD_COR1
100
99
98
97
RESET N
CKL0
VSS_PER_OSC
VDD_PER_OSC
AVSS_PER_PLL
AVDD_PER_PLL
VDD_COR_PLL
VSS_COR_PLL
AVDD_COR_ADC
AVSS_COR_ADC
AIN_OB_P
AIN_OB_N
AVSS_COR_ADC
AVSS_COR_ADC
AIN2_N
AIN2_P
AVSS_COR_ADC
AIN1_N
AVSS_COR_ADC
AIN1_P
AVDD_COR_ADC
PRM_0
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC
XTO
78
77
76 VS_CLO
VS_COSC
VD_COSC
TSDATA
NC
NC
NC
NC
NC
NC
MPG_DO7
STAT2/LOCK
FROM/TO ASIC
TSCLK
TSFRAME
TSDVALID
FROM/TO AV OUT
FROM AV OUT
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