AV-48WP74
AV-56WP74
AV-48WP74
AV-56WP74
No.52105
No.52105
2-23
2-24
MAIN PWB CIRCUIT DIAGRAM (9/12) SHEET 9
VOLTAGE (V)
PIN NO.
IC1703
1
2
3
4
5
6
7
8
0
0
0
0
2.6
2.6
0
3.1
AP_CLK
AP_DATA
D1852
D1853
IC1852
C1861
CF1851
IC1851
R1872
R1855
R1856
R1857
R1860 R1858 R1859
C1854
C1857
C1871
C1870
D1851
C1853
R1851
C1851
R1852
R1853
R1861
R1854
R1863
Q1853
C1855
R1862
R1875
R1871
C1859
R1873
Q1851
Q1854
R1868
R1869
R1870
C1858
R1876
D1854
IC1854
R1883
Q1712
C1712
R1885
D1856
D1855
STB_3.3V
B1_POW
X_RAY
ODU_PRO
IC1853
ODU_SW
15/11_SW
R1879
R1880
R1874
R1877
R1878
SDA0
SCL0
SDA1
SCL1
Q1860
R1882
R1881
R1884
R1848
HP_MU
R1888
GR_RST
Q1861
R1886
FAN_LOCK
R1887
R1846
R1845
R1847
R1849
R1844
R1725
R1726
C1872
CN10C1
D1703
R1712
D1705
R1703
D1704
C1702
D1712
R1897
R1702
D1891
D1713
R1713
R1714
R1715
C1722
C1724
R1722
C1723
R1724
R1723
AP_REQ
Q1713
IC1703
D1702
CN100C
D1893
D1894
R1896
CN100G
D1892
5V
C1852
HP_VOL
BASS_MU
MECA_SW
REMO
BS_5V
LOB_POW
X_RAY
EE_CDS
KEY1
KEY2
ON_TIM
POW_LED
AP_H
AP_V
AP_Y
STB_GND
12V
STB_3.3V
STBVCC
R1895
R1892
R1891
R1894
P20
P17
2SB709A/QR/-X
/50
MA111-X
MA8100/M/-X
MA8100/M/-X
/16
B1
NCB11CK-105X
MA111-X
MA8082/M/-X
NRSA63J-0R0X
2SC2785/JH/-T
MA111-X
QGA2501F1-06
MA8051/M/-X
MA8051/M/-X
QGF1201C2-17
BASS_MU
HP_VOL
MECA_SW
REMO
STBVCC
ON_TIM
POW_LED
BS_5V
BS_5V
STB3.3V
STB3.3V
STB_GND
STB_GND
EE_CDS
KEY1
SCL0
SDA0
12V
12V
LOB_POW
X_RAY
KEY2
MA8082/M/-X
OUT
SCL
SDA
CS0
CS1
CS2
A0
A1
A2
Vss
SDA1
SCL1
TEST
Vcc
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
10
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
27k
100
1
56k
100
0
12k
12k
33k
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
56k
OPEN
220
220
220
220
KEY2
KEY1
EE_CDS
STBVCC
STB_GND
HP_VOL
BASS_MU
LOB_POW
REMO
12V
MECA_SW
STB_3.3V
ON_TIM
X_RAY
POW_LED
BS_5V
FRONT RELAY PWB
SHEET 23
NOT USE
SHEET 10
SHEET 12
SHEET 8
SHEET 8
SHEET 7
SHEET 12
SHEET 12
SHEET 10
SHEET 12
SHEET 10
NO
T USE
SHEET 10
AT24LC32-48WP74
-M2