Panasonic PT-56DLX25 Service Manual page 70

PT-56DLX75 / PT-61DLX75
SD CARD SIGNAL PROCESS BLOCK DIAGRAM
CARD C.B.A. MAIN C.B.A. (CIRCUIT BOARD DG)
P9005 P9003 P8002
VCC(+3.3V) L8014
SD CARD
+9V
IC8001 (SD CARD SIGNAL PROCESS)
+3.3V
SD DATA(0-3) SD DATA(0-3)
160-162,165
SD CLOCK
169 SD CLOCK
WRITE PROTECT(L)
WRITE PROTECT(L)
197
CARD DETECT(L)
IC8011
SD/PC CARD
SIGNAL PROCESS
1
4 196 CARD DETECT(L)
2
IC8006
1,18,27,51,59,68,75,92,
99,104,111,130,148,157,
+3.5V
159,164,183,193,201
3 2 VCC
REG.
IC8008
9,35,44,83,121,139,172
+2.8V
3 2 VCC
REG.
IC8007
+3.3V
3 2 +3.3V
REG.
IC8009
+5V
1 2
REG.
5
TP8061
IC8010 (YUV CONVERTER)
YUV DATA (0-7)
92-94,
106-110,
96-100
113-115
CARD V-SYNC 118 84
CARD H-SYNC 119 83
87
TP8080
89 RESET(L)
IC8002 (FLASH MEMORY)
DATA(0-7)
FLASH
178-182,185-191,
194-197
MEMORY
12 RESET(L)
IC8003 (64M SDRAM)
SDRAM DATA (0-15)
77-82,85-90,
64M SDRAM
93-96
TP8015
94.5MHz 102 38 94.5MHz
IC8004 (INVERTER)
8 9
27MHz CLOCK 105 12 13
TP8072
27MHz CLOCK 116
27MHz CLOCK
117 10 11
27MHz CLOCK 49 6 5
OUTPUT ENABLE(L)
175
IC8012
1
4 2
CARD SERIAL DATA 0
195
CARD SERIAL DATA 1
142
CARD SERIAL CLOCK 143
CARD CS(L) 166
CARD READY(L)
167
RESET(L) 24
68
Y DATA(0-7)
Y/UV 68,69,71,75,
Y DATA(0-7)
SYNC 76,79-81
YUV
SERATATION
UV DATA(0-7)
Y/UV 56-58,60,
UV DATA(0-7)
SYNC 61,63,64,67
TP8037 TP8036
V-SYNC
54
52 H-SYNC
CLOCK
PROGRAM FOR
CARD PROCESSOR (IC8001) VCC
37 +3.3V
1,3,9,14,27,43,49
VCC +3.3V
X8001
1
27MHz
OSC
IC8005 2
SPECTRUM
5 1 4 3
SPLITTER
VCC
VCC 14 +3.3V
7
+3.3V
CARD SERIAL DATA 0
CARD SERIAL DATA 1
CARD SERIAL CLOCK
CARD CS(L)
CARD READY(L)
CARD RESET(L)
CARD DETECT(L)
CARD POWER ON(H)
SD CARD SIGNAL PROCESS BLOCK DIAGRAM
CARD Y/PB/PR SIGNAL
TO VIDEO
SIGNAL PATH I
BLOCK DIAGRAM
FROM/TO
SYSTEM CONTROL
BLOCK DIAGRAM
PT-56DLX75/PT-61DLX75