Hitachi L42X02A, Руководство по обслуживанию

Страница: 22 / 64

QX68 CIRCUIT DIAGRAM-4
2
2
AVSS_ADC
HP_AVDD2 HP_AVDD4 HP_DVDD11 HP_DVDD12
PDVDDLLPLL PDVSSLLPLL
PVCC
PAVDDLLPLL PAVSSLLPLL
AVDD25_REG
PDVDDLLPLL PDVSSLLPLL PAVSSLLPLL PAVDDLLPLL AVDD25_BG_ASS
AVCC
AVCC
AVDD33_AFE AVSS_ADC
AVDD25_BG_ASS
AVSS_BG_ASS
HP_AVDD3 HP_AVDD1
AVDD33_RX
HP_LVDS_VDDP
AVSS_OUTBUF
AVDD25_OUTBUF
AVDD33_RX
HP_AVDD2 HP_AVDD4
HP_AVDD25_DAC
HP_AVDD25_VR
HP_AVDD1 HP_AVDD3 HP_AVDD_XTAL
AVDD_ADC AVDD33_AFE
HP_LVDS_VDD
HP_VDDA33_USB HP_VDDA_USB
HP_VDDREG_USB
REGVCC
AVSS_BG_ASS AVDD25_OUTBUF AVSS_OUTBUF
AVSS_ADC AVSS_ADC AVDD_ADC AVDD25_REG
HP_VCC_10
HP_VCC_25
HP_VCC_10
HP_VCC_25 HP_VCC_25
AGND
AGND
HP_VCC_33
HP_VCC_33
AGND AGND AGND
HP_VCC_33
AGND
HP_VCC_25
HP_VCC_25
AGND
HP_VCC_25
AGND
AGND
HP_VCC_25
AGND AGND AGND
HP_VCC_25
HP_VCC_25
HP_VCC_25
HP_VCC_25 HP_VCC_18
HP_VCC_25
5VSB
<40mA
<40mA
TMDS Analog 2.5V POWER
ANALOG PLL 2.5V POWER LLPLL 1.0V POWER 2.5V POWER FOR CVBS OUTPUT BUFFER
<20mA
<30mA
<40mA
2.5V POWER FOR ADC (EACH PIN <50mA)
2.5V POWER FOR VR_ADC(<30mA)
<20mA
2.5V POWER FOR ADC OUTPUT BUFFER
3.3V POWER FOR TDMS ANALOG
<40mA <40mA
3.3V POWER FOR ADC (EACH PIN <50mA)
2.5V FOR HDMI PLL C427 10uF C427 10uF
C605
0.1uF
C605
0.1uF
L29 2.2uH_0603 L29 2.2uH_0603
C473
10uF
C473
10uF
FB40
150_Ohm_600mA
FB40
150_Ohm_600mA
C453
0.1uF
C453
0.1uF
DVDD1
AG5
DVSS1
AF5
DVDD2
AF6
DVSS2
AG6
AVDD3
AH4
AVSS3
AK4
AVDD1
AJ2
AVSS1
AK3
AVDD2
AJ3
AVSS2
AG4
AVDD4
AK5
AVSS4
AH5
VCCH25
H3
VSSH
G5
MLF
AK2
PLF
AJ4
M2LF
AH3
MPEGLF
AJ5
V5SF2
B9
V5SF3
AF3
VDDA33_USB
AB5
LVDS_VDDP
AE14
LVDS_GNDP
AD14
LVDS_VDD
AE13
LVDS_GND
AD10
LVDS_VDD
AE12
LVDS_VDD
AE10
LVDS_VDD
AE19
LVDS_VDDP
AE18
LVDS_VDD
AE20
LVDS_VDD
AE22
LVDS_GND
AD9
LVDS_GND
AD11
LVDS_GND
AD12
LVDS_GNDP
AD18
LVDS_GND
AD20
LVDS_GND
AD22
AVDD25_VR
W5
AVSS_VR
W6
AVDD25_BG_ASS
Y5
AVSS_BG_ASS
Y6
AVDD25_OUTBUF
AA2
AVSS_OUTBUF
AA1
LVDS_VDD
AE21
LVDS_GND
AD21
LVDS_VDD
AE9
LVDS_VDD
AE11
AVDD_AUD
K5
AVSS_AUD
K6
AVDD25_DAC
AA3
AVSS25_DAC
AA4
AVDD_XTAL
AK1
AVSS_XTAL
AH2
VDD_REG_SNS
AA5
VDD_REG
AB3
VDDP_USB
AC3
AGND_REG1
AC4
AVDD25_REG1
V3
AVDD25_ADC1
V5
AVDD33_AFE
V4
AVSS_ADC1
U6
AVDD25_REG2
R4
AVDD25_ADC2
R3
AVDD33_AFE
R5
AVSS_ADC2
R6
AVDD25_REG3
P3
AVDD25_ADC3
P5
AVDD33_AFE
P4
AVSS_ADC3
N6
AVDD25_ADC4
T5
AVDD25_REG4
U4
AVDD33_AFE
U5
AVDD25_REG11
W4
AVDD25_ADC11
W2
AVDD33_AFE
W3
AVSS_ADC11
V6
AVSS_ADC4
T6
AVDD33_REG
AB4
VSSP_USB
AB6
VSSA_USB
AC2
AGND_REG2
AC5
VDDA_USB
AD3
LVDS_VDD
AD13
LVDS_VDD
AD19
PDVDDLLPLL
AK6
PDVSSLLPLL
AH9
PAVDDLLPLL
AH6
PAVSSLLPLL
AJ6
VDDR2
B26
VDDR1
AK27
VSSR2
A27
VSSR1
AK25
AGND_REG
AA6
AVCC33_RX
L3
AVCC
L4
AVCC
L5
AVCC
M4
AGND
L6
AGND
M5
AGND
M6
PVCC
K4
REGVCC
J5
DGND
J6
3.3V for USB LDO/Analog Core
(4/5)
For USB 2.5V PLL/Analog Core
For DDR VREF 1.8v --- shielding
2.5V Analog power for LVDS PLL For USB LDO
For PLL Analog circuit (2.5V)
SVP_MX/QX
For LVDS (2.5V -- outbuf)
For PLL Analog circuit (2.5V)
2.5V for ADC bandgap
For PLL digital circuit (1.0V)
For VRADC Analog (2.5V)
For PLL Analog circuit (2.5V) For PLL digital circuit (1.0V)
For LLPLL (1.0V )
For PLL Analog circuit (2.5V)
For ANAPLL/APLL (2.5V )
For RTC Digital circuit (2.5V)
2.5V/3.3V Power for ADCs
2.5V for TMDS PLL
2.5V for ADC outbuffer
Low-pass Filter for Clocks
3.3V for TMDS analog
5V safe power
2.5V for Audio PLL
MISC_POWER
2.5V for Audio PLL Analog Block 2.5V for TMDS analog
2.5V Analog power for 24MHz xtal
2.5V Analog power for DAC
SVP_QX_0
U85D
3.3V for USB LDO/Analog Core
(4/5)
For USB 2.5V PLL/Analog Core
For DDR VREF 1.8v --- shielding
2.5V Analog power for LVDS PLL For USB LDO
For PLL Analog circuit (2.5V)
SVP_MX/QX
For LVDS (2.5V -- outbuf)
For PLL Analog circuit (2.5V)
2.5V for ADC bandgap
For PLL digital circuit (1.0V)
For VRADC Analog (2.5V)
For PLL Analog circuit (2.5V) For PLL digital circuit (1.0V)
For LLPLL (1.0V )
For PLL Analog circuit (2.5V)
For ANAPLL/APLL (2.5V )
For RTC Digital circuit (2.5V)
2.5V/3.3V Power for ADCs
2.5V for TMDS PLL
2.5V for ADC outbuffer
Low-pass Filter for Clocks
3.3V for TMDS analog
5V safe power
2.5V for Audio PLL
MISC_POWER
2.5V for Audio PLL Analog Block 2.5V for TMDS analog
2.5V Analog power for 24MHz xtal
2.5V Analog power for DAC
SVP_QX_0
U85D
C425 0.1uF C425 0.1uF
C448
10uF
C448
10uF
C459
0.1uF
C459
0.1uF
C460
10uF
C460
10uF
C458 10uF C458 10uF
C477
2700pF_DNS
C477
2700pF_DNS
C445 0.1uF C445 0.1uF
FB38
150_Ohm_2A
FB38
150_Ohm_2A
C475
0.1uF
C475
0.1uF
C428 0.1uF C428 0.1uF
C424
0.1uF
C424
0.1uF
C437 0.1uF C437 0.1uF
FB45
150_Ohm_600mA
FB45
150_Ohm_600mA
C443 0.1uF C443 0.1uF
C478
10uF
C478
10uF
C479 0.1uF C479 0.1uF
C455
10uF
C455
10uF
1
2
FB17
150_Ohm_600mA
FB17
150_Ohm_600mA
1
2
FB35
150_Ohm_600mA
FB35
150_Ohm_600mA
1
2
D11
1N4148W
D11
1N4148W
C438 0.1uF C438 0.1uF C441 0.1uF C441 0.1uF
C604
0.1uF
C604
0.1uF
C436
0.1uF
C436
0.1uF
C440
10uF
C440
10uF
C468
10uF
C468
10uF
C476 0.1uF C476 0.1uF
C417
2700pF_DNS
C417
2700pF_DNS
1
2
D10
1N4148W
D10
1N4148W
C431
0.1uF
C431
0.1uF
C467
0.1uF
C467
0.1uF
C602
0.1uF
C602
0.1uF
C471 10uF C471 10uF C464 10uF C464 10uF
C433 0.1uF C433 0.1uF
C410 0.1uF C410 0.1uF
C429 10uF C429 10uF
C463 0.1uF C463 0.1uF
C432
10uF
C432
10uF
C450
0.1uF
C450
0.1uF
C416 0.1uF C416 0.1uF
C446
2700pF_DNS
C446
2700pF_DNS
C465 0.1uF C465 0.1uF
R759
0
R759
0
C603
10uF
C603
10uF
C419INS16541903 0.1uF C419INS16541903 0.1uF
L3
2.2uH_0603
L3
2.2uH_0603
C451 10uF C451 10uF
FB46
150_Ohm_600mA
FB46
150_Ohm_600mA
C404
10uF
C404
10uF
FB2
150_Ohm_600mA
FB2
150_Ohm_600mA
C472 10uF C472 10uF
C480
2700pF_DNS
C480
2700pF_DNS
C434
0.1uF
C434
0.1uF
C418
0.1uF
C418
0.1uF
FB18 150_Ohm_600mA FB18 150_Ohm_600mA
1
2
FB69 150_Ohm_600mA FB69 150_Ohm_600mA
1
2
FB37
150_Ohm_600mA
FB37
150_Ohm_600mA
C415
10uF
C415
10uF
1
2
FB68
150_Ohm_600mA
FB68
150_Ohm_600mA
C447
0.1uF
C447
0.1uF
FB33
150_Ohm_600mA
FB33
150_Ohm_600mA
FB36
150_Ohm_600mA
FB36
150_Ohm_600mA
C470
0.1uF
C470
0.1uF
C454
0.1uF
C454
0.1uF
C456
0.1uF
C456
0.1uF
FB34
150_Ohm_600mA
FB34
150_Ohm_600mA
FB70
150_Ohm_600mA
FB70
150_Ohm_600mA
C461 0.01uF C461 0.01uF