Toshiba MD20H63 Circuit Diagrams page 24

A B
8
7
3V3_D
3V3_D
6
3V3_D
FROM AV IN/OUT
1V8_D
3V3_D
2V6_D
5
1V8_D
GND
3V3_D
3V3_D
4
Maximam current:270mA
3V3_D
3
Maximam current:60mA
2V6_D
Maximam current:1200mA
1V8_D
2
1
A B
H-27
C
POWER & GROUND SCHEMATIC DIAGRAM
DTV_ASIC IC
IC2401 ZR39740HGCF-B0 (1/6 POWER)
R5 ADAC_VDD
R4 ADAC_VSS
VDD Bypass Cap
Place cap near pin
B2401
3V3_VDAC
R9 VDD_DAC
FCM1608KF-151T06
U7 VDD_DAC1
T10 GNDDAC_P
R10 GNDDAC_BS
B2402
3V3_PLL
C7 PLL_VDD33
FCM1608KF-151T06
B8 PLL_GND
B2403
1V8_PLL
C9 PLL_VDD18
FCM1608KF-151T06
C8 PLL_DGND
B2404
3V3_VFE
F2 VFE_VDD
FCM1608KF-151T06
H2 VFE_VDD1
E2 VFE_GND
J1 VFE_GND1
B2405
3V3_IFE
A2 IFE_VDD33
FCM1608KF-151T06
D1 IFE_GND
D2 NC
NC
A1 IFE_GND1
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)
VDD Bypass Cap
Place cap near pin
C2424
MVDD F12 VDD Bulk Bypass cap
0.1 B
Place 1 cap per side of ZR740
MVDD E13
C2425
MVDD F13
3V3_D
0.1 B
MVDD G13
6.3V
C2426
MVDD H13
0.1 B
2V6_D
MVDD J13
C2427
6.3V
MVDD K13
0.1 B
MVDD L13
1V8_D
C2428
6.3V
0.1 B
C2429
1V8_D
0.1 B
6.3V
C2430
0.1 B
IVDD G5
C2431
IVDD L5
0.1 B
IVDD E7
C2432
IVDD N7
0.1 B
IVDD E9
C2433
IVDD N9
0.1 B
IVDD N10
C2434
IVDD E11
0.1 B
IVDD M13
C2435
IVDD R12
0.1 B
C2436
0.1 B
C2437
0.1 B
GND
VDD Bulk Bypass cap
Place 1 cap per side of ZR740
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
DTV_ASIC IC
IC2401 ZR39740HGCF-B0 (2/6 GND)
G6 GND GND
H6 GND GND
J6 GND GND
K6 GND GND
L6 GND GND
C2441
F7 GND GND
220 TZV
G7 GND GND
C2442
H7 GND GND
J7 GND GND
220 TZV
K7 GND GND
C2443
L7 GND GND
220 TZV
M7 GND GND
C2444
F8 GND GND
G8 GND GND
220 TZV
H8 GND GND
J8 GND GND
K8 GND GND
L8 GND GND
M8 GND GND
F9 GND GND
G9 GND GND
H9 GND GND
VDD Bypass Cap
Place cap near pin E5 CVDD CVDD
F5 CVDD CVDD
C2445
H5 CVDD CVDD
1 B
J5 CVDD CVDD
C2446
K5 CVDD CVDD
1 B
M5 CVDD CVDD
C2447
CVDD CVDD
N5
1 B
E6 CVDD CVDD
C2448
F6 CVDD CVDD
1 B
M6 CVDD CVDD
C2449
N6 CVDD CVDD
1 B
E8 CVDD CVDD
F G
H
8
J9
K9
7
L9
M9
F10
G10
H10
J10
K10
L10
M10
G11
6
H11
J11
K11
L11
M11
G12
H12
J12
K12
5
L12
VDD Bypass Cap
N8 Place cap near pin
E10
C2450
F11
1 B
N11
C2451
E12
1 B
M12
C2452
N12
1 B
N13
C2453
4
N15
1 B
P15
C2457
R11
1 B
T11
3
2
PCBDH0
CEF242
1
H
H-28