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12.9. Main (VREG Fan) Circuit (1/2)
1
2
3
SCHEMATIC DIAGRAM - 9
A
A
MAIN (VREG FAN) CIRCUIT
B
CN
DA
PW_MUX_+12V
C2102
R2104
R2105
R2106
CN
PW_+16V
R2109
C
DA
DAMPGND
D
CN
SO
DC_DET_PWR
E
US
CN
CD
PW_CD_+5R6V
IC2104
C0DBGYY03909
+3.3V LDO
DS
US
CN
CD
PW_CD_3R3V
GND
VOUT
1
F
C2143
6.3V1000
DS
CN
CD3R3_GND
LED_GND
CN
DGND2
US
CN
SO
CD
CDMOTOR_GND
G
CD: MAIN (CD MOTOR DRIVER): SCHEMATIC DIAGRAM - 1
US: MAIN (USB EMMC): SCHEMATIC DIAGRAM - 2
SO: MAIN (SOC IO EXPANDER): SCHEMATIC DIAGRAM - 3 ~ 4
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 5 ~ 6
CN: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 7
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 8
VR: MAIN (VOLTAGE REGULATOR): SCHEMATIC DIAGRAM - 9 ~ 10
NOTE: " * " REF IS FOR INDICATION ONLY
H
1
2
3
4
5
6
: +B SIGNAL LINE
Q2113
B1AAJC000019
+12V VOLTAGE REGULATOR
R2250
0.1
0
2.2
2.2
2.2
QR2101
Q2101
B1GBCFJJ0041
DSA200100L
270
DC DETECT
DC DETECT
D2100
B0ADDJ000032
+12V MUX
1
C2135
25V220
3
+3.3V CD
2
D2109
B0ADDJ000032
+37V
1
3
+15V DC-DC
2
R2170
0
D2105
DA2J10100L
Q2119
B1GBCFJJ0041
DC DETECT
D2111
DZ2J130M0L
VIN
2
3
R2245
1K
LB2101
J0JHC0000046
R2199
0
R2191
0
R2225
0
4
5
6
7
8
9
C2117
0.1
LB2103
L2101
J0JHC0000046
G1C470MA0445
10
PH
BOOT
1
C2136
R2164
0.01
68K
9
2
GND
VIN
R2167
10K
R2165
8
COMP
EN
3
120K
R2156
7
VSENSE
SS/TR
4
820
R2166
10K
6
PWGND
RT/CLK
5
R2157
100
T1
R2168
150K
R2180
68K
15V_REG_BP
SO
QR2103
SO
SMPS_BP
B1GBCFJJ0040
PCONT
SO
DC DETECT
SO
POWER_MODE
D2112
D2113
DZ2J220M0L
DZ2J220M0L
SO
SMPS_ID
R2252
C2190
SO
SYNC
1K
1000P
DA
SO
PW_+36V
IC2101
C0DBAYY01594
+5.6V DC-DC CONVERTER
C2152
0.1
L2102
G1C330MA0234
10
PH
BOOT
1
R2177
30K
9
GND
VIN
2
R2179
10K
R2176
8
COMP
EN
3
30K
C2150
0.01
7
VSENSE
SS/TR
4
R2175
10K
6
5
PWGND
RT/CLK
R2197
B1GBCFJJ0041
T1
1.8M
R2178
150K
R2181
68K
7
8
9
51
10
11
12
IC2103
C0DBAYY01594
+15V DC-DC CONVERTER
C2182
C2188
0.1
50V22
C2139
0.01
R2237
2.2K
R2192
1.8M
R2193
1K
Q2114
B1GBCFJJ0041
SWITCH
13
SMPS_BP
D2108
DA2J10100L
PCONT
12
11
POWER_MODE
R2251
0
10
SMPS_ID
9
SYS5V
8
SYNC
+40V
7
6
+40V
5
+40V
POWER_GND
4
3
POWER_GND
2
POWER_GND
1
TEMP_DET
ZJ2*
C2145
WIRE
0.1
CLAMPER
C2189
50V22
Q2116
R2215
0
SWITCH
R2196
1K
1
CHASSIS_GND
2
CHASSIS_GND
1/2
2/2
SA-AKX660PN/PS,SA-AKX880PN/PS MAIN (VREG FAN)
10
11
12
13
14
+15V DC-DC
1
TO MAIN (VREG FAN)
CIRCUIT (2/2)
DAMPGND
2
SYS5V
3
CN2103
B
TO
SMPS CIRCUIT
(CN1851)
IN SCHEMATIC
DIAGRAM - 13
C2137
50V3300
ZJ1*
WIRE
CLAMPER
SYS5V_GND
4
ZJ3002*
TO CHASSIS GND
CIRCUIT
13
14
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