Toshiba MW27H62 Service Manual page 33

A B
8
7
EEPROM
IC2405 BR24L04F-WE2
0
A0
0
A1
0
A2
R2436 1K 0
VSS
6
R2437 1K
R2438 1K
5
B2403
FCM1608KF-151T06
4
B2404
FCM1608KF-151T06
B2402
FCM1608KF-151T06
3
X2401
24.576MHz
+-20ppm
2
FROM/TO AV OUT
ASIC+1.8V
+2.6V
+3.3V
+5V
GND
1
A B
G-29
C
C2412 10 C
C2413 0.1 B
C2414 0.1 B
C2415 0.1 B
C2416 0.1 B
C2417 0.1 B
C2418 0.1 B
C2419 0.1 B
3.3
VCC C2420 0.1 B
C2421 0.1 B
0
WP
C2422 10 C
3.0
SCL
C2423 10 C
3.0
SDA
C2424 0.1 B
C2425 0.1 B
C2426 0.1 B
C2427 0.1 B
C2428 0.1 B
C2429 0.1 B
C2430 0.1 B
C2431 0.1 B
C2432 0.1 B
C2433 10 C
ATSC/CLEAR CABLE ASIC
C2410
IC2401 ZR39640BGCG-B1 (2/8 DAC_POWER)
6.3V 220 TZV
0 C2434 10 C
NC F16 NC
C2435 0.1 B
0
NC P16 NC
C2436 0.1 B
3.3 0
H15 DAC_VDD NC T17 NC
0
NC R17 NC
C2437 0.1 B
0
NC R16 NC
C2438 0.1 B
0
NC P15 NC
0
G16 GNDDAC_P
0
NC N15 NC
0
G15 GNDDAC_BS
0
NC F3 NC
C2439 0.1 B
3.3 0
N3 ADAC_VDD NC F2 NC
C2440 0.1 B
0
NC H3 NC
C2441 0.1 B
0
NC G3 NC
C2442 0.1 B
0
NC F1 NC
0
P3 ADAC_VSS C2443 0.1 B
0
NC F17 NC
1.8
M3 PLL_AVDD
C2444 0.1 B
C2445 0.1 B
0
N2 PLL_AGND C2446 0.1 B
C2447 0.1 B
1.6
M2 CLKIN C2448 0.1 B
C2449 0.1 B
1.6
M1 CLKOUT
C2450 10 C
C2411
C2451
6.3V 220 TZV
6.3V 220 TZV
C
D E
ASIC SCHEMATIC DIAGRAM
(DIGITAL PCB)
ASIC/CLEAR CABLE ASIC
IC2401 ZR39640BGCG-B1 (1/8 VDD&GND)
ATSC/CLEAR CABLE ASIC
IC2401 ZR39640BGCG-B1
3.3
F15 IVDD
0
3.3
H13 IVDD GND H12
0
3.3
J13 IVDD GND K12
0
3.3
L13 IVDD GND J12
3.3 0
N11 IVDD GND F11
0
3.3
N7 IVDD GND F10
0
3.3
G5 IVDD GND H11
0
3.3
J5 IVDD GND H10
0
3.3
L5 IVDD GND G11
0
GND G10
0
GND K11
0
2.6
F12 MVDD GND K10
0
2.6
E13 MVDD GND J11
0
2.6
E12 MVDD GND L10
0
2.6
E11 MVDD GND F9
0
2.6
E10 MVDD GND F8
0
2.6
E9 MVDD GND H9
0
2.6
E8 MVDD GND H8
0
2.6
F6 MVDD GND G9
0
2.6
E7 MVDD GND G8
0
2.6
E6 MVDD GND K9
0
2.6
E5 MVDD GND K8
0
GND J9
0
GND J8
0
GND M9
0
GND M8
0
1.8
F13 CVDD GND L9
0
1.8
G13 CVDD GND L8
0
1.8
G12 CVDD GND F7
0
1.8
K13 CVDD GND H7
0
1.8
M13 CVDD GND H6
0
1.8
M12 CVDD GND G7
0
1.8
L12 CVDD GND K7
0
1.8
N13 CVDD GND K6
0
1.8
N12 CVDD GND J7
1.8 0
N10 CVDD GND J6
0
1.8
N9 CVDD GND M7
0
1.8
N8 CVDD GND L7
0
1.8
G6 CVDD GND M10
0
1.8
M6 CVDD GND M11
0
1.8
L6 CVDD GND L11
0
1.8
N6 CVDD GND J10
1.8
F5 CVDD
1.8
H5 CVDD
1.8
K5 CVDD
1.8
M5 CVDD
1.8
N5 CVDD
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F
(3/8 I/F)
1.3
IRR K3
3.3 R2552 220
UART0TX K1
3.3 R2553 220
UART0RX L3
0
(GPIO9) M15 NC
3.3
(GPIO8) N16
3.3
(GPIO7) L15 NC
3.3
(GPIO5) K15
3.3
I2C0CLK L2
3.3
I2C0DAT L1
3.3
I2C1CLK K2
3.3
I2C1DAT J1
0
TRSTN H1
3.3
TDI J3
0.3
TDO G1 NC
3.3
TMS H2
3.3
TCLK J2
2.8
TAPSEL G2
1.6
GPIO0 T3
1.6
GPIO1 T4
1.6
GPIO2 R6
3.3
GPIO3 U2
3.3 R2425 100
RESETN N1
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
BOTTOM
7
UART0TX
JG2402
UART0RX
JG2403
FROM/TO AV OUT
MSG_REQ
RESETN
UART0TX
UART0RX
I2C0CLK 6
I2C0DATA
FROM/TO FRONT END
GPIO5
I2C1CLK
I2C1DATA
5
SLINGSHOT PINHEADER 2.54mmP
JG2420 JG2425
TRSTN GND
JG2421 JG2432
TDI GND
JG2422
JG2433
NC TDO GND
JG2423 JG2434
TMS GND
JG2424 JG2435
TCLK GND
JG2418 JG2436
RESET NC NC
JG2419
JG2437
NC PU +3.3V
BOTTOM
4
FROM/TO AV OUT
GPIO0
GPIO1
GPIO2
3
FROM/TO FLASH
GPIO9
2
PCBDH0
CEF162
1
G H
G-30