Schematic; Scalar Board - HP L1902 Service Manual

7.SCHEMATIC

7.1 SCALAR BOARD

7.1.1 For LG Panel +gmZAN3/SL Project
POWER BOARD
AC-IN AC-IN +5.0V
+5V
+12V
+12V
INPUT INTERFACE
R
G
B
HSI
VSI
DAT_DDC
CLK_DDC
GND
+3.3V_VDD
58.27mA
L101 C123 C124 C125 C126
120 OHM +
C122
0.1uF/16V 0.1uF/16V 0.1uF/16V 0.1uF/16V
22uF/16V
Close to respective power Pins
GND
3.3V_AVDD
83.4mA
L103 C137 C138
120 OHM + Close to respective power Pins
C136
0.1uF/16V 0.1uF/16V
22uF/16V
3.3V_PVDD
GND
3.3V_LAVDD L106
120 OHM
6.4mA
L105
120 OHM + C143 C144
10uF 0.1uF/16V
GND
GND
GND
OPTIONAL 12/22 BOM/LAYOUT Add
+5V R174,R175
FOR
DEBUGGING
PURPOSES
ONLY
+5V R129
1 EDID-WP
R128
CN102
1
UDART_DO
2
UDART_DI
C146
3
4
0.1uF/16V
G-PROBE
GND
+5V
C150
R133 R134 R135
12/22 BOM R135 NC CHANGE TO 4.7K OHM
0.1uF/16V
IC104
12/22 BOM R137 NC CHANGE TO 100 OHM
1 8
A0 VCC
/WP
2 7 R137 100 1/16W
A1 WP
3 6 R139 100 1/16W NVRAM_SCL
A2 SCK
4 5 R141 100 1/16W NVRAM_SDA
VSS SI
M24C16-MN6T R145
GND
12/22 BOM R145 10K CHANGE TO 15K OHM
GND
REGULATOR -AIC3.3V
+5V
+5V +3.3V
REGULATOR -AIC1.8V
+5V
+5V +3.3V
SCALER
RED+
GREEN+
BLUE+
HSYNC
VSYNC
DDC-SDA
DDC-SCL
RESET_OUT
M24LC02A
HCLK/ALE
EEPROM
MEM_REG
GND
+5V
+5V
GND
P1.7/CEX4
VSS
P2.0
RXD
TXD
MICRO CONTROLLER
W78E65P
3.3V_DVDD +1.8V_VDD
139mA
C127 C128 L102
120 OHM
0.1uF/16V 0.1uF/16V
22uF/16V
42.2mA
L104
120 OHM
C140
22uF/16V
8.1mA
C139
0.1uF/16V
GND
12/22
+5V +5V
CHANGE NVRAM_SCL
P3.5/T1 => P1.4/CEX1
CHANGE NVRAM_SDA
P3.4/T0 => P1.3/CEX0 R122 R123
4.7K 1/16W 4.7K
R124-RESET
RESET
FUNCTION
R124
NC
R126
U101
GND +5V
SP1 2
P1.0/T2
SP2 3
P1.1/T2EX
SP3 4
P1.2/ECI
NVRAM_SDA 5
P1.3/CEX0
R174 NVRAM_SCL 6
P1.4/CEX1
100 1/16W /WP 7
P1.5/CEX2
AUDIO_STDBY 8
P1.6/CEX3/WAIT#
9
P1.7/CEX4/A17/W
10
RST
UDART_DI 11
1 RXD
P3.0/RXD
UDART_DO 13
1 TXD
P3.1/TXD
14
P3.2/INT0#
15
P3.3/INT1#
16
P3.4/T0
TCLK
17
P3.5/T1
X101
14.318MHz
TCLK FOR ZAN3SL
20
XTAL2
21
XTAL1
+5V
35
EA#/VPP
44
VCC
C147 C148
10pF 10pF C149
0.1uF/16V 22
VSS
GND GND
W78E65P
GND PLCC44 - SOCKET-87L202-44
Philips P89C51RD2
Winbond W77E65P-24/40
SyncMOS SM2965
WINBOND W78E65P-40-56L1125-137-X
GMZAN3SL
LVDSO[0-9]
LVDSE[0-9]
BRIGHTNESS
GPIO0
LED_O
GPIO7
LED_G
GPIO6
PPWR
PPWR
PBIAS
PBIAS
XTAL
TCLK
VSS
GND
XTAL2 X2
XTAL1 X1
14.318MHZ
CRYSTAL
+5V +5V
M24AC16
1.8V_DVDD
C130 C131 C132 C133 C134 C135
+ C129
0.1uF/16V 0.1uF/16V 0.1uF/16V 0.1uF/16V 0.1uF/16V 0.1uF/16V
Close to respective power Pins
GND
1.8V_AVDD 3.3V_PVDD
C141 C142
+
0.1uF/16V 0.1uF/16V
1.8V_AVDD
GND
C176 NC
3.3V_PVDD
R121
22 1/16W
3.3V_PVDD
C177 NC
1 RED+
1 RED-
1 GREEN+
1 GREEN-
1 BLUE+
1 BLUE-
1 HSYNC
1 VSYNC
1/16W
24 R125 VGA_CAB
A8/P2.0 VGA_CAB 1
25 100 1/16W
A9/P2.1
KEY_MENU
26
A10/P2.2
27 KEY_RIGHT
A11/P2.3
28 KEY_LEFT R127
A12/P2.4
29 KEY_ONOFF
A13/P2.5
30 A14 4.7K 1/16W
A14/P2.6 1 DDC_SCL
31 A15
A15/P2.7 1 DDC_SDA
32 SP6
PSEN#
36 +5V
AD7/P0.7
37
AD6/P0.6
38
AD5/P0.5
39
AD4/P0.4
40
AD3/P0.3
41
AD2/P0.2
42
AD1/P0.1
43
AD0/P0.0
18 WRn
P3.6/WR#
19 RDn
P3.7/RD#/A16
ALE
33
ALE/PROG#
R173
R130 NC
34 SP7
NC
23 SP8
NC
12
NC
1
NC
+5V
C107 RDn
+
WRn
+5V NC
GND
A15
R138 NC R136 NC
R142
0
R140 NC ALE
12/22 Add C107 PCB R146 0
LOCATION 10UF A14
Refer BOOTSTRAP OPTIONS
GND
+5V
4.7K 1/16W
RP103
KEY_MENU 1 8 KEY_UP => A9/P2.1 OF MCU
3 KEY_MENU
KEY_RIGHT 2 7 KEY_RIGHT => A10/P2.2 OF MCU
3 KEY_RIGHT
KEY_LEFT 3 6 KEY_DOWN => A11/P2.3 OF MCU
3 KEY_LEFT
KEY_ONOFF 4 5 KEY_LEFT => A12/P2.4 OF MCU
3 KEY_ONOFF
KEY_ON/OFF => A13/P2.5 OF MCU
A14
R147 4.7K 1/16W A14 => MEM_REG(ZAN3SL)
A15
R148 4.7K 1/16W A15 => HCLK(ZAN3SL)
AUDIO_STDBY R149 4.7K 1/16W
3 AUDIO_STDBY
Page 19 of 69
HP L1902 Service Manual
CON503
LVDSO[0-9]
LVDSE[0-9]
VLCD VLCD
CON
GND
Title
Size Document Number
Date: 星期一, 十二月 22, 2003
3.3V_DVDD 1.8V_DVDD
U102
3.3V_AVDD
69
AVDD_ADC_3.3
79
AVDD_ADC_3.3
89
AVDD_RPLL_3.3
84
VDD_RPLL_1.8
82
VDD_ADC_1.8
81
GND_ADC
72
AGND_ADC
76
AGND_ADC
80
AGND_ADC
83
VSS_RPLL
86
AVSS_RPLL
GND
87
XTAL
X102
88
NC TCLK
77
RED+
78
RED-
74
GREEN+
75
GREEN-
70
BLUE+
71
BLUE-
95
HSYNC
96
VSYNC
73
SOG_MCSS
91
RESET_OUT
90
RESETn
C145
0.1uF/16V
GND
IRQn 46
GPIO10/IRQn
DDC_SCL 97
DDC_SCL
DDC_SDA 98
DDC_SDA
38
GPIO13/AD7
39
GPIO12/AD6
40
GPIO11/AD5
41
HFS/AD4
42
HDATA3/AD3
43
HDATA2/AD2
44
HDATA1/AD1
45
HDATA0/AD0
37
RDn
36
WRn
35
HCLK/ALE
34
MEM_REG
1/16W
1/16W
GMZAN3/SL
PQFP-100
GND
MAIN BOARD BLOCK
Rev
715L1241-C C
Sheet 2 of 7
3.3V_LAVDD
3.3V_DVDD
1
AVDD_LV_3.3
4
VDD_OUT_LV_3.3
16
VDD_OUT_LV_3.3
28
VDD_OUT_LV_3.3
3
AVSS_LV
15
VSS_OUT_LV
27
VSS_OUT_LV
GND
LVDS_E9
5
CH3P_LV_E/R0
LVDS_E8
6
CH3N_LV_E/R1
LVDS_E7
7
CLKP_LV_E/R2
8 LVDS_E6
CLKN_LV_E/R3
9 LVDS_E5
CH2P_LV_E/R4
10 LVDS_E4
CH2N_LV_E/R5
11 LVDS_E3
CH1P_LV_E/R6
LVDS_E2
12
CH1N_LV_E/R7
LVDS_E1
13
CH0P_LV_E/G0
LVDS_E0
14
CH0N_LV_E/G1
LVDS_E[0..9]
LVDS_E[0..9] 4
17 LVDS_O9
CH3P_LV_O/G2
LVDS_O8
18
CH3N_LV_O/G3
LVDS_O7
19
CLKP_LV_O/G4
20 LVDS_O6
CLKN_LV_O/G5
21 LVDS_O5
CH2P_LV_O/G6
22 LVDS_O4
CH2N_LV_O/G7
23 LVDS_O3
CH1P_LV_O/B0
24 LVDS_O2
CH1N_LV_O/B1
LVDS_O1
25
CH0P_LV_O/B2
LVDS_O0
26
CH0N_LV_O/B3
LVDS_O[0..9]
LVDS_O[0..9] 4
30 PPWR
PPWR PPWR 5
29 PBIAS
PBIAS PBIAS 5
49
NC
61
NC
66
NC
52
BRIGHTNESS 5
GPIO0/PWM0
53
GPIO1/PWM1
54
GPIO2/DHS
55
GPIO3/DVS
56
GPIO4/DEN
57
GPIO5/DCLK
58
GPIO6/B7 LED_O 3
59
LED_G 3
GPIO7/B4
60
GPIO8/B6
50
GPIO9/B5
85 SP10 GND
VBUFS_RPLL
2 SP11 GND
VCO_LV
GND
62
STI_TM1
63
STI_TM2
GND
Title
ZAN3SL & Micro I/F
Size Document Number
C 715L1241-C
Date: 星期一, 十二月 22, 2003 Sheet 4 of 7
Rev
C