Panasonic BB-HCM381A Service Manual page 153

CN902
RE1
GND
1
R901
GND
2
0
Y
Y_O
3
GND R902
4
0
C
C_O
5
GND R903
6
0
VIDEO
VIDEO_O
7
GND
8
RXD
IMREAD 9
RXD_232C
10
TXD_232C
11
R904
LR 33
LED_R
12
LG
R944
LED_G
13
BOOT1
14
BOOT2
15
CPU_RES
16
+6V
+6V
17
+6V
18
+6V
19
C901
GND
20
1u
GND
21
GND
GND
R905
+3.3V
+3.3V
+12.0V
-5.0V
-5V +12V
+6V
+6V
C908
1u
C906
C904 C902
[2125]
1u 1u 1u
GND
S1
S2
+3.3V
Y
S3
C
T1
VIDEO
T2
TXD
EP2_DSP
CS_CDS
33
EP1_DSP
X901
RESET
+3.3V
R911
33
SDI_DSP
SDO_DSP
SDCLK_DSP
SLD_DSP
R910
33
33
FV_DSP
FP_DSP
GND
GND
+3.3V
R914
33
GND
FWE
R915
33 R918
10K
GND
R913 0
CLK
GND
12.288MHZ
GND
76
TXD0
77
RXD0
33 78
SCK0
R912
79
P33
80
SDA0
81
SCL0
82
P36
83
P77
84
P76
CAMERA CPU
85
P75
86
P74
87
IC902
P73
88
P72
89
P71
90
P70
91
PG0
92
IRQ7
93
PG2
94
CS1
95
PG4
96
PE0
97
PE1
98
PE2
99
PE3
100
PE4
10K R909
R916 33
R942 33
R936 33
+5VA
DA901
+3.3V +5VA
RE1
2 3
1
GND
GND
C920
+3.3V
+3.3V
0.1u
GND R937 33
R941
50
P42
49
AN3
48
P44
47
P45
46
+3.3V
P46
45
P47
44
P96
43
P97
42
AVSS
41
P17 R929 33
40
P16
39
P15
38
P14
37
P13
R939 33
36
P12
35
P11
R940
33
34
P10
33
PA3 R933
32
RXD2
31
56K 1%
TXD2
30
PA0
29
R935
TIOCB5
28 GND
PB6
27
PB5
33
26
PB4
+3.3V
GND
BB-HCM381A VIDEO BOARD 1/3 CPU CIRCUIT BLOCK
R943
470
+3.3V +6V
GND
21
C933 +6V
20
C931
1u 1u
+6V
19
+3.3V
18
ZENC
17
FENC
16
LEDCNT
15
ZMDIR
14
33
ZMCLK
13
FMCLK
12
FMDIR
11
ZFMRST
10
ZFMEM
9
SCL
8
SDA
7
+5VA
6
5 PWM
HOLEOUT
4
LR
3
2 LG
GND
1
CN904
+5VA
+5V-A
C937
1u
GND