Toshiba 26df56 Service Manual page 43

A B
8
7
+2.6V
ASIC+1.8V
+3.3V
FCM1608KF-151T06
+5V
6
GND
ATSC/CLEAR CABLE ASIC
IC2401
5
R2514 R2430
0.7
H16
330 12
+-1% +-1%
4
ADATA_DEMOD
ATSC/CLEAR CABLE ASIC
IC2401
3
2
SPDIF_OUTA
+5V
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-27
C
AV OUT SCHEMATIC DIAGRAM
NC
POWER_GND
B3402
HCB3216KF-601T20
B3405
B3403 HCB3216KF-601T20
B2405 BLM18HD471SN1D
ZR39640BGCG-B1 (7/8 COMPONENT VIDEO)
0
AVID_PR G17
L2404
0.7
H17
AVID_Y
0.47uH
L2405
0.7
AVID_PB J17
0.47uH
RSET
R2520
0.7
K16
OSDP
75
2.9 HSYNC
HSYNC J15 JG2407
3.3 VSYNC
VSYNC J16 JG2408
ZR39640BGCG-B1 (8/8 AUDIO I/F)
0
ADATA(2)_DDXLA P1 JG2406
R2525
1.2
ADATA(0)_DDXLB R2
47
1.2
0
ADATA(1)_DDXRA P2 JG2416
C2551
1.6
68P CH
0
1.6
ADATA(2)_DDXRB R1 JG2417
1.6
0
2.4
ADATAI(0) U1
B2419
1.6
T1
SPDIF
BLM18HD471SN1D
B2501
BLM18HD102SN1D
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D E
(DIGITAL PCB)
NC
B3404
HCB3216KF-601T20
GND
CLOSE TO CP2403
AUDIO_DAC
IC2501 CS4345-CZZ
C2533
10 C
2.4
SDIN AOUTR
4.9
SCLK VA
C2540_1
0
LRCK GND
6.3V 100 SJV
2.4 C2537
MCLK AOUTL
10 C
4.9
VQ FILT+
D E
F G
+3.3V
R2536 R2537
C2563
R2531 AUDIO_R_OUT
10K 10 C 470
22K
0 2.5 4.5 4.5
4 3 2 1
-
+
+
-
5 6 7 8
2.5 4.5 4.5 9.0
R2532 R2534 R2538
C2564
AUDIO_L_OUT
22K 10K 10 C 470
F G
H
8
7
FROM/TO FRONT END
6
+5V
+3.3V
F/E+1.8V
IF_OUT1_P
IF_OUT2_N
IF_AGC
SIF
ADATA_DEMOD
TU_CLK
TU_DATA
5
F/E_GND
GND
FROM/TO ASIC
UART0TX
UART0RX
+3.3V
DTV_RESET
RF_SW 4
ASIC+1.8V
GPIO0
GPIO2
GPIO1
+2.6V
+5V
GND
FROM/TO FLASH
+3.3V
SD-H
3
AFT[0]
AFT[1]
GND
FROM/TO SDRAM
GND
+2.6V
2
+9V
PCBDH0
CEE139
1
H
G-28