Panasonic TX-32LXD500 Service Manual page 218

DG-BOARD
1
LED BLINKING : 8 TIMES
Q1109
Q1110 Q1106,Q1107
IC1105
Q-LINK SEL
3
5 Q1111
QLINK_AV2
4
2
13
AV4_QLINK
1
STB5V
14 VCC
2
3
4
5
6
7
8
TX-26/32LXD500 TX-26/32LX500F/P
Block Diagram (7 of 7)
55 56
IC1104
LED BLINKING : 5 TIMES
MCU
MAIN9V
SUB5V
10 MAIN SENSE DATA_I/O DATA
11 SUB SENSE
7 Q-LINK OUT
ADDRESS ADR
STB
RESET
6 Q-LINK IN +3.3V
RESET 125
STB+3.3V
8 QLINK_SEL
RMCN
5 REMOTE
AI_SENSOR
127 AI SENSOR STB+2.5V
AFC1
125 AFC1
IC1114
KEYSCAN
124 KEY SACN
D1104 64M SDRAM
SOS
SOS2
93 SOS
SOUND_MUTE
90 SOUND_MUTE
LED-R
80 LED R
SD_RXD0
9 SD TXR0
SD_TXD0
83 SD TXD0
IRD_LED INV_ON 97
16 REC LED
24V_ON
78 24V ON
PANEL5V_ON
79 PANEL5V ON
SUB_ON
82 SUB ON
MAIN_ON
94 MAIN ON
AC_ON
92 AC ON
24V_DET
12 24V DET
UART_RXD0
89 IDTV_RXDO
SDA1 98
UART_TXD0
88 IDTV_TXDO
SCL1 97
IRD_RST
81 IRD_RST
SDA2 75
SRQ
94 SRQ
SCL2
74
OSD DATA SDA3
101
OSD OUT
SCL3 100
H/V/CLK
121 CVBS
57 58
IC1115
FLASH MEMORY
16Mbit
IC1108 IC1110
STB 3.3V
RESET
STB3.3V STB5V
4 OUT VDD 2 5 VO 4
VIN
ON/OFF 3
IC1103
STB 2.5V
STB5V
IC4010
3 VO 2
VIN
RESET
1
VC
4 OUT VDD 2
IC4063
STB+3.3V
DELAY
4 OUT VDD 2
IC1109
3.3V<->5V
STB5V
VCC 24
SDA_1 D4001
4 20 GC_RST
SDA1
SCL_1
5 19 SD_RESET
SCL1
SDA_2
2 22
SDA2
SCL_2 SD_IDO
3 SCL2 21
SDA_3
6 SDA3 18
SCL_3
7 17
SCL3
5 SDA VCC 8
HDMI_INT
WP
6 SCL WP 7
HDMI_RST
A_DAC_PD
IC1107
HPD
EEPROM
HDMI_DAC_MUTE
SRQ HDMI_5V_DET
HDMI_RBSTNSS
59
R/G/B
(8bit)
CLK
HS/VS
MAIN3.3V
MAIN3.3V
+3.3V
MAIN1.8V
IC1106
CURRENT
EX.I/O
SUB5V
2 GC RESET SUB 5V
LED BLINKING : 1 TIME
3 SD RESET INV SOS 10
SCL_1
5 VMUTE SCL 15
INV_PWM1
SDA_1
9 SD IDO SDA 14
IC1116
EX.I/O
SUB5V
1 HDMI_INT SUB 5V
SCL_1
3 HDMI_RESET SCL 15
SDA_1
4 ADAC_PD SDA 14
5 HPD
7 HDMI AMUTE
IC4081
9 HDMI 5V DET
10 HDMI RBSTNSS
TEMP SENSOR
MAIN5V
SDA_1
1 SDA 8
SCL_1
2 SCL 7
60 61
IC4033
LVDS TX
DG7
LCD PANEL
TD+
37 6 RX3+
TD-
38 7
RX3-
TCLK+
BUFFER 39 9 RXCLK+
TCLK-
40 10 RXCLK-
TTL
PARALEL
TC+
DATA 41 12 RX2+
TC-
42 13 RX2-
LVDS
CONV.
TB+ RX1+
45 15
TB- RX1-
46 16
TA+ RX0+
47 18
TA- RX0-
48 19
27 +5V(P)
PANEL5V
28 +5V(P)
29 +5V(P)
Q4076
MAIN3.3V
PANEL3.3V 30 +5V(P)
31 +3.3V(P)
Q4075
LCD PANEL
DG6
2
INV_SOS
3 INV_ON
4 CURRENT
Q4049,Q4053
INV_PWM1
5
LEVEL
6 INV_PWM2
TRANSFER
Q4050,Q4052
ANALOG
LPF
STB5V DG11
1 STB5V
SRQ
2 SRQ
SCL_2
4 SCL2
SDA_2
5 SDA2
SCL_3
6 SCL3
SDA_3
7 SDA3
WP
8 EEP_WP
TX-26/32LXD500 TX-26/32LX500F/P
Block Diagram (7 of 7)
62 63