Uart/Ir Section (Main P.c.b. (6/6)) Schematic Diagram (U) - Panasonic DMR-EH50P Service Manual

20.8. UART/IR Section (Main P.C.B. (6/6)) Schematic Diagram (U)

P:Sub Power Section(Page: A )
M:Main Net Section(Page: B )
V:Video I/O Section(Page: C )
G
A:Audio Main Section(Page: D )
T:Timer Section(Page: E )
U:UART/IR Section(Page: F )
M ITM2A
M ITA2M
F
E
LB8001
J0JHC0000032
P JC REG5V
C8013
1
R8006 10K
D
R8010 7.5K
R8016 10K
R8019 7.5K
C
R8021 10K
R8024 7.5K
B
T IR CS
T IR DATA
T IR CLK
T IR BUSY
A
1 2
C8007 C8008
0.1 0.1
5
VDD
CL8002
Q8001
2SD0601A0L VREF
(BUFFER)
CL8003
DS
1
Q8002
2SD0601A0L
(BUFFER)
CL8004
R8028
10K
Q8003
2SD0601A0L
(BUFFER)
R8035
10K
3 4 5
4
OUT
Delay Circuit
Oscillation
Circuit
Counter Timer
IC8002
C0EBE0000504
(RESET) R8004 100
R8005 100
VSS NC
2 3
R8036 0
Q8004
R8002
2SD132800L
100
(BUFFER)
R8017 240
R8018
22
R8029 240
Q8005
2SB0710A0L
(BUFFER)
R8001
10K
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
6 7 8
59
JK8001
K2HC104B0013
(G-LINK)
4
R8030 220
3
2
R8031 220
1
C8004 C8010
100P 100P
K7702
0
CL8001
R8003
100
24 23 22 21 20 19 18 17
CL8007 25 NC NC 16 CL8015
26 FL RXD XIRCS 15
27 FL TXD PRGH 14
28 FL CLK IC8001 NC 13 CL8014
C2BBFD000536
CL8008 29 NC NC 12 CL8013
CL8005 30 NC VSS 11
31 SEL XOUT 10
R8023 47K
32 BUSY XIN 9
R8012
0
CL8006
X8001
1 2 3 4 5 6 7 8
H0D800400020
C8002 C8001
22P 22P
R8013
4.7K
C8006 C8003
0.1 0.1
R8009
3.3K
DMR-EH50P/PC
UART/IR Section (Main P.C.B.(6/6))
Schematic Diagram(U)
9 10
DMR-EH50 P / DMR-EH50 PC
F
TL8004
11