Toshiba 26df56 Service Manual page 39

A B
8
7
6
5
B2403
3.3
FCM1608KF-151T06
4
B2404
3.3
BLM18HD471SN1D
B2402
BLM18HD471SN1D
3
1.6
1.6
X2401
100GA02402
24.576MHz
+-20ppm
2
FROM/TO AV OUT
ASIC+1.8V
+2.6V
+5V
GND
1
A B
G-19
C
ASIC SCHEMATIC DIAGRAM
C2412 10 C
C2413 0.1 B
3.3
C2414 0.1 B
3.3
C2415 0.1 B
3.3
C2416 0.1 B
3.3
C2417 0.1 B
3.3
C2418 0.1 B
3.3
C2419 0.1 B
3.3
C2420 0.1 B
3.3
C2421 0.1 B
3.3
C2422 10 C
C2423 10 C
2.6
C2424 0.1 B
2.6
C2425 0.1 B
2.6
C2426 0.1 B
2.6
C2427 0.1 B
2.6
C2428 0.1 B
2.6
C2429 0.1 B
2.6
2.6
C2430 0.1 B
2.6
C2431 0.1 B
2.6
C2432 0.1 B
2.6
C2433 10 C
ATSC/CLEAR CABLE ASIC
IC2401 ZR39640BGCG-B1 (2/8 DAC_POWER) C2410_1
6.3V 220 TZV
C2434 10 C
0
NC F16 NC
C2435 0.1 B
0 1.8
NC P16 NC
C2436 0.1 B
0 1.8
H15 DAC_VDD NC T17 NC
0 1.8
NC R17 NC
C2437 0.1 B
0 1.8
NC R16 NC
C2438 0.1 B
0 1.8
NC P15 NC
0
G16 GNDDAC_P
0 1.8
NC N15 NC
0
G15 GNDDAC_BS
0 1.8
NC F3 NC
C2439 0.1 B
0 1.8
N3 ADAC_VDD NC F2 NC
C2440 0.1 B
0 1.8
NC H3 NC
C2441 0.1 B
0 1.8
NC G3 NC
C2442 0.1 B
0 1.8
NC F1 NC
0
P3 ADAC_VSS C2443 0.1 B
0 1.8
NC F17 NC
1.8
1.8
1.8
M3 PLL_AVDD
1.8
C2444 0.1 B
1.8
C2445 0.1 B
1.8
0
N2 PLL_AGND C2446 0.1 B
1.8
C2447 0.1 B
1.8
M2 CLKIN C2448 0.1 B
1.8
C2449 0.1 B
1.8
M1 CLKOUT
C2450 10 C
C2411_1
6.3V 220
TZV
C2451_1
6.3V 220 TZV
C
D E
(DIGITAL PCB)
ASIC/CLEAR CABLE ASIC
IC2401 ZR39640BGCG-B1 (1/8 VDD&GND)
ATSC/CLEAR CABLE ASIC
IC2401 ZR39640BGCG-B1 (3/8 I/F)
F15 IVDD
0
H13 IVDD GND H12 IRR
0
J13 IVDD GND K12
0
L13 IVDD GND J12 UART0TX
0
N11 IVDD GND F11 UART0RX
0
N7 IVDD GND F10
0
G5 IVDD GND H11 (GPIO9)
0
J5 IVDD GND H10 (GPIO8)
0
L5 IVDD GND G11
0
(GPIO7)
GND G10
0
GND K11 (GPIO5)
0
F12 MVDD GND K10
0
E13 MVDD GND J11
0
E12 MVDD GND L10
0
E11 MVDD GND F9
0
E10 MVDD GND F8 I2C0CLK
0
E9 MVDD GND H9 I2C0DAT
0
E8 MVDD GND H8 I2C1CLK
0
F6 MVDD GND G9 I2C1DAT
0
E7 MVDD GND G8
0
E6 MVDD GND K9
0
E5 MVDD GND K8
0
GND J9
0
GND J8
0
GND M9 TRSTN
0
GND M8 TDI
0
F13 CVDD GND L9 TDO
0
G13 CVDD GND L8 TMS
0
G12 CVDD GND F7 TCLK
0
K13 CVDD GND H7 TAPSEL
0
M13 CVDD GND H6
0
M12 CVDD GND G7
0
L12 CVDD GND K7
0
N13 CVDD GND K6
0
N12 CVDD GND J7
0
N10 CVDD GND J6
GPIO0
0
N9 CVDD GND M7
GPIO1
0
N8 CVDD GND L7
GPIO2
0
G6 CVDD GND M10
GPIO3
0
M6 CVDD GND M11
0
L6 CVDD GND L11 RESETN
0
N6 CVDD GND J10
F5 CVDD
H5 CVDD
K5 CVDD
M5 CVDD
N5 CVDD
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
1.3
K3
3.3 R2552 220
K1
3.3 R2553 220
L3
0
M15
3.3
N16
3.3
L15
3.3
K15
3.3
L2 NC
3.3
L1 NC
3.3
K2
3.3
J1
0
H1 NC
3.3
J3 NC
0.3
G1 NC
3.3
H2 NC
3.3
J2 NC
2.8
G2 NC
1.6
T3
1.6
T4
1.6
R6
3.3
U2
3.3 R2425 100
N1
R2427
100
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.
F G
H
8
FOR IR RECIEVER
JG2401
JG2409
JG2410
7
UART0TX
JG2402
UART0RX FROM/TO FLASH
JG2403
RESETN
GPIO9
JG2404
FROM/TO AV OUT
RF_SW
UART0TX
UART0RX
6
DTV_RESET
+3.3V
FROM/TO FRONT END
GPIO5
I2C1CLK
I2C1DATA
GPIO2
GPIO1
FOR JTAG DEBUG TOOL
5
RESET
+3.3V
TRSTN
TDI
TDO
TMS
TCLK
GND
4
FROM/TO AV OUT
GPIO0
GPIO1
GPIO2
3
2
PCBDH0
CEE139
1
H
G-20