Panasonic TH-42PX20U-P Service Manual page 235

14.25. JG-Board Block Diagram
JG
PC/SD Card Interface Board
PC CARD SLOT
P2601
SLOT FOR 68 PC CARD
XCE1
CE1- 7
XOE
OE- 9
XWE
WE- 15
XCE2
CE2- 42
D0
D15
IC2613
REG-
61 4
IC2611
A0
IC2612
A9
PCA0
DATA
BUFFER
PCA9
IC2603
/IREQ
INVERTER
READY 16 2
RESET
58
CD1- 36
CD2- 67
SC CARD SLOT
P2602
DAT3 1
DAT0 7
DAT1 8
DAT2 9
SD CMD
CMD 2
SD CLK
CLK 5
SD CD
Q2602
CD
10
SD WP
WP 12 Q2601
TH-42PX20U-P JG-BOARD BLOCK Diagram
IC2609
IC2610
PCD0
DATA
BUFFER
PCD15
D 3.3V
5
1
PCBUF ON
IC2608
D0 D0
DATA
BUFFER
D7 D7
4
IC2605
SDRAM
DMA0-11
SD DAT0 - SD DAT3
RESET
HD0
HD15
PCBUF ON
DATA BUS LINE
HD0
HD7
DATA BUS LINE
DB0-15
I/F
ADDRESS LINE
IC2602
CPU
FLASH ROM I/F
RESET
24
LA0-19
LD0-15
HD0-15
IREQ
144
DB0-15
SC-OUT
108
SDRAM I/F
COMPOSIT
114
DMA0-11
SY-OUT
113
SD DAT0
SD DAT3
HOST CS
166
HOST READY
167
HOST SCLK
143
SD CMD
168
SD CLK
169
HOST SDO
142
ADDRESS BUS LINE
DATA BUS LINE
PCBUF
/PC R
87