Read Panasonic UB-T780 (serv.man2) Service Manual Supplement online
4
UB-T780
100n
C392
1n
C393
100n
C390
IC318
CoreVcc1
GND1
GND1
D-
D+
Vbus
TrON
TEST
*Dack1
*Dreq1
*TC1
*INT1/*SOF
IOVcc1
TrON
TEST
*Dack1
*Dreq1
*TC1
*INT1/*SOF
IOVcc1
13
Xout
14
Xin
15
GND2
16
CoreVcc2
17
A1
18
A2
19
A3
20
A4
21
A5
22
A6
23
D0
24
D1
25
D2
26
D3
27
D4
28
D5
29
D6
30
D7
31
D8/P0
32
D9/P1
33
D10/P2
34
D11/P3
35
IOVcc2
36
GND3
37
D12/P4
38
D13/P5
39
D14/P6
40
D15/A0
41
*HWR/*BYTE
42
*INT0
43
*RD
44
*L
WR
45
*CS
46
*RST
47
*Dreq0
48
*Dack0
GND
GND
+5V
+5V
+5V
*CPURD
3:2B;4:6B;5:2B
*CPUHWR
4:6B
CPUA[6-1]
3:2A;4:6A;5:2A
*USBCS
4:6C
*CPULWR
3:2B;4:6B;5:2A
*RESET
3:2D;5:3C;5:6C
*USBINT0
4:2C
CPUDB[15-0]
3:6B;4:6A;4:6A;5:2B
10k
R508
1M
R506
10k
R507
47
R509
301
47
R525
47
R524
47
R523
47
R522
47
R521
47
R520
47
R519
47
R518
47
R517
47
R516
47
R515
47
R514
47
R513
47
R512
47
R511
47
R510
446
CL447
22p
C391
+5V
+5V
4.7k
R575
+5V
4.7k
R576
4.7k
R577
4.7k
R578
4.7k
R580
4.7k
R582
+5V
4.7k
R581
4.7k
R579
10k
R573
10k
R574
CPUA[2]
CPUA[3]
CPUA[4]
CPUA[5]
CPUA[6]
CPUDB[0]
CPUDB[1]
CPUDB[3]
CPUDB[7]
CPUDB[6]
CPUDB[5]
CPUDB[4]
CPUDB[2]
CPUA[1]
CPUDB[15]
CPUDB[14]
CPUDB[13]
CPUDB[12]
CPUDB[11]
CPUDB[10]
CPUDB[9]
CPUDB[8]
N.C.
NOT
USED
5
4
6
5
4
6
B
D
A
C
6/7
UB-T780
Control Board
Control Board
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