Hitachi DS75MU01, Service Manual

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25
B0M_VB1_TX2N
LCK_VB1_TX1P
C4115 100N 16V
C4123 100N 16V
C4113 100N 16V
C4108 100N 16V
B3M_VB1_TX6N
B1P_VB1_TX3P
B0P_VB1_TX2P
C4119
1uF 25V
AUMUTE_OUT (17)
B1M_VB1_TX3N
LVSY NC_VB1_TX0N
LOCAL_ON
C4107
100nF 16V
R4126
NC/0R05 1/16W
R4128
1.2K 1/4W
PM_PWM
PANEL_VDD
RFB
CN402
CONN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
PANEL_ON/OFF
R4156
NC/12K 1/16W
LOCAL_ON
BIT_SEL
R4133
10K
R4134
10K
+
C4118
100uF 25V
TX_M8 (14)
RX_M8 (14)
30
51
RTC_INT (15)
AG4_TX
AG5_RX
L: NC PORT AG4/AG5
H: NO PORT AJ13/AH13
5
1
For 86/75
10
25
45
15
20
40
35
Default=L
TP409
CN411
CONN
1
2
3
4
DDCA_CK (13)
DDCA_DA (13)
PANEL_ON/OFF (7)
PWM3
UART-TX-R
BL_ON_OFF (3)
AUMUTE_OUT
B0P_VB1_TX2P
R4130 100OHM
R4337 NC/0R05 OHM
B3P_VB1_TX6P
R4131 100OHM
GPIO_VID_0 (4)
LCK_VB1_TX1P
LED_R
LHSYNC_VB1_TX0P
R4425 NC/33 OHM 1/16W
LED_R
A3P_VB1_HPD
I2C-SDA
I2C-SCL
B1P_VB1_TX3P
GPIO_VID_0
R4138 100OHM
R4140 100OHM
UART-RX-R
TEMP
R4166 4.7K1/16W
R4168 4.7K1/16W
R4139 100OHM
PM_LED1
R4334 0R05 OHM
+12V_PANEL (3)
R4335 0R05 OHM
IC Configuration Selection
PWM
SAR
SPI
I2C
GPIO
/UART
LVDS
60Hz
PM_GPIO
U401D MSD95E1D-W4
KEY 0
AF9
SAR1
AH11
PANEL_ON/OFF
AH7
SAR3
AF8
BRI_ADJ
AJ8
PWM1
AH8
PWM2
AG8
NC
T11
PWM_PM
AG7
SPI_CK
AG14
SPI_CZ1/GPIO_PM6
AG12
SPI_DI
AG13
SPI_DO
AH12
DDCA_CK/UART0_RX
AC4
DDCA_DA/UART0_TX
AC5
DDCR_DA
P5
GPIO3/TX1
AJ13
GPIO4/RX1
AH13
TESTPIN
J11
POWER_DETECT
AJ7
A0M (G_ODD[3])
AK28
A0P (G_ODD[2])
AL28
A1M (G_ODD[1])
AL27
A1P (G_ODD[0])
AM27
A2M (B_ODD[7])
AM26
A2P (B_ODD[6])
AL26
ACKM (B_ODD[5])
AL25
ACKP (B_ODD[4])
AK25
A3M (B_ODD[3])
AG29
A3P (B_ODD[2])
AF29
A4M (B_ODD[1])
AF28
A4P (B_ODD[0])
AF27
B0M (R_ODD[7])
AH31
B0P (R_ODD[6])
AH32
B1P (R_ODD[4])
AJ32
B2M (R_ODD[3])
AJ30
B2P (R_ODD[2])
AK31
BCKM (R_ODD[1])
AL32
BCKP (R_ODD[0])
AL31
B3M (G_ODD[7])
AM31
B4M (G_ODD[5])
AK29
B4P (G_ODD[4])
AM29
VBL_CTRL
AJ12
GPIO_PM1
AG4
PWR-ON/OFF
AG6
GPIO_PM5
AG5
GPIO_PM7
AF4
GPIO_PM8
AD5
GPIO_PM11
L5
VID0
R6
VID1
R7
LED0
AH5
LED1
AH4
WOL_INT_OUT
N5
B1M (R_ODD[5])
AH30
B3P (G_ODD[6])
AL30
LCK
AG31
LDE
AF30
LHSY NC
AF31
LVSY NC
AF32
GPIO2
AH14
DDCR_CK
P6
{PAD_LED1, PAD_PM_SPI_DI,PAD_PM_LED0, PAD_PWM_PM}
LDE_VB1_TX1N
CHIP_CONFIG[3:0]
+3.3V_Standby
R
41
50
N
C
/4.
7
K
1/
16
W
CHIP_CONFIG[3:0]
{PAD_PM_LED1, PAD_PM_SPI_DI, PAD_PM_LED0, PAD_PWM_PM}
Value Mode Description
4'b1000 SB51_ExtSPI 51 boot from SPI
4'b1001 HEMCU_ExtSPI ARM boot from SPI
4'b1010 HEMCU_ROM_EMMC ARM boot from ROM; outer storage is eMMC
4'b1011 HEMCU_ROM_NAND ARM boot from ROM; outer storage is NAND
4'b1100 DBUS for test only
4'b0000 SB51_ Authentication 51 boot from SPI with ARM authentication
4'b0001 HEMCU_ Authentication ARM boot from SPI with authentication
4'b0011 HEMCU_RO Authentication ARM boot from ROM with
authentication; outer storage is NAND
R
41
49
N
C
/4.
7K
1
/16
W
I2C-SCL
R4170 NC/4.7K1/16W
B4M_VB1_TX7N
R4169 4.7K1/16W
GPIO_VID_1 (4)
SPI_SDO
PM_LED1
SPI_SDI
PM_LED0
EE_WP
+3.3V_Normal
PM_PWM
H-->2-Division
PWR_ON (3,13)
SPI_CSN
GPIO_VID_1
POWER_DETECT
H-->10 bit
L-->8 bit
L -->No signal Black
BCKM_VB1_TX5N
L-->NO Division
L OR NC-->Local
Dimming Disable
B3M_VB1_TX6N
B0M_VB1_TX2N
PM_LED0
V by One Output
A3M_VB1_LOCK
B2M_VB1_TX4N
GPIO_VID_0 (4)
R4342 0R05 OHM
B2P_VB1_TX4P
BCKP_VB1_TX5P
+3.3V_Standby
R4172 4.7K1/16W
AH13_RX
R4173 4.7K1/16W
I2C-SDA
LVSY NC_VB1_TX0N
R4176 4.7K1/16W
B4P_VB1_TX7P
GPIO_VID_1 (4)
SPI_SDI
B1M_VB1_TX3N
LED_G (15)
R4171 NC/4.7K1/16W
R4174 NC/4.7K1/16W
R4175 NC/4.7K1/16W
D401 LL4148
R4145
22K 1/10W 1%
R4127
13K 1%
R4129
3.3K 1%
+5V_Standby
R4147
10K
R4146 180K 1/10W 5%
C4117
1uF 25V
Q401
MMBT3904
B4/B5
I2C=A4/A5
C4125
NC
PANEL_VDD
U411
AO4411
S
1
S
2
S
3
G
4
D
8
D
7
D
6
D
5
+12V_PANEL
M_SCL
DDCA_CK (13)
DDCA_DA (13)
TEMP (15)
R4161
NC/4K7 1/16W 5%
R4332
N
C
/4K
7
1/
1
6W
5%
R4333
N
C
/4K
7
1/
1
6W
5%
R4157
NC/12K 1/16W
0=Protect Disable
1=Protect Enable
+3.3V_Standby
R4426 NC/4.7K1/16W
_CH-_PWR (15)
C4168
100N 16V
R4339 0R05 OHM
C4169
1uF 10V
R4341 0R05 OHM
R4343 0R05 OHM
+3.3V_Standby
+3.3V_Standby (3,5,7,13,14,15,19,20)
R4338 0R05 OHM
R4340 0R05 OHM
U427
TS3USB221DRCR
NC1
1
NC2
2
NO1
3
NO2
4
GND
5
OEB
6
COM2
7
COM1
8
S
9
VCC
10
E-Pad
11
ZD420
NC/BZT52-B3V6
1
2
M_SDA
R4336 NC/0R05 OHM
R4162
NC/4K7 1/16W 5%
TP402 TP
TP403 TP
TP404 TP
EE_WP
+3.3V_Normal
TP401
CRD41 R
415
1
22K
1/
16
W
TX
RX
+3.3V_Normal
AJ13_TX
R4158
NC/12K 1/16W
PANEL_VDD PANEL_VDD PANEL_VDD
R4390 4K7 1/16W 5%
AG4_TX
+5V_Standby
BL_BR_CTRL (3)
AG5_RX
Q402
NC/MMBT3904
LOCAL_DIMM (7)
R4163
NC/4K7 1/16W 5%
R4159
NC/10K
R4155
NC/4K7 1/16W 5%
SYSTEM
EEPROM
PANEL_VDD
R4135 100OHM
R4160
NC/4K7 1/16W 5%
TP405 TP
TP406 TP
U427_SEL (7)
TP408 TP TP407
TP428
TP429
TP430
AJ13_TX
AH13_RX
U427_SEL
CRD41 (14)
CN403
CONN
1
2
3
4
5
BIT_SEL
R4165 1.2K 1/16W 1%
U413
M24256-BRMN6TP
E0
1
E1
2
E2
3
VSS
4
SDA
5
SCL
6
WC
7 VCC
8
+3.3V_Normal
R4167 1.2K 1/16W 1%
VX1_3N
VX1_3P
C4106 100N 16V
VX1_HPD
PANEL_VDD
VX1_7N
VX1_2P
M_SCL (4,11,12,15,17,20,21)
VX1_LOCK
C4116 100N 16V
M_SDA (4,11,12,15,17,20,21)
C4122 100N 16V
R4164 4.7K1/16W
R4144 NC/0R05 OHM
C4114 100N 16V
R4141 0R05 OHM
R4143 0R05 OHM
A3P_VB1_HPD
VX1_0N
BCKP_VB1_TX5P
R4142 NC/0R05 OHM
VX1_0P
C4120 100N 16V
C4124 100N 16V
R4391
4K7 1/16W 5%
MODE
BCKM_VB1_TX5N
MODE
VX1_4N
VX1_4P
C4111 100N 16V
RFB
VX1_7P
VX1_6P
C4109 100N 16V
C4127 220NF 16V
C4112 100N 16V
R4137 0R05 OHM
LDE_VB1_TX1N
VX1_6N
B3P_VB1_TX6P
C4110 100N 16V
B4P_VB1_TX7P C4126 100N 16V
V+_V-_INPUT_MUTE (15)
LED_R (15)
B2M_VB1_TX4N
VX1_5N
SD_CDZ (7)
B4M_VB1_TX7N
VX1_5P
R4136 0R05 OHM
VX1_2N
LHSY NC_VB1_TX0P
B2P_VB1_TX4P
VX1_1P
C4121 100N 16V
R4389
10K 1/16W 5%
A3M_VB1_LOCK
VX1_1N