Panasonic SA-MAX4000GM Service Manual - Page 18
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4.12. Main (Vreg Fan) Circuit (2/3)
15
16
17
SCHEMATIC DIAGRAM - 12
A
MAIN (VREG FAN) CIRCUIT
P1
DA
DAMPGND
DC_DET_PWR
PW_CD_+5R6V
IC2104
C0DBGYY03909
+3.3V VOLTAGE REGULATOR
GND
VOUT
VIN
1
2
3
PW_CD_3R3V
DGND2
R2225
0
CD3R3_GND
TO MAIN (VREG FAN)
CIRCUIT (1/3)
15
16
17
18
19
20
: +B SIGNAL LINE
Q2119
B1GBCFJJ0041
SWITCH
R2245
D2111
1K
DZ2J130M0L
R2199
0
18
19
20
21
22
23
IC2106
C0DBEYY00146
+12V VOLTAGE REGULATOR
Q2113
B1BACG000023
LB2103
+12V VOLTAGE REGULATOR
J0JHC0000046
4
5
FB
EN
C2136
R2164
0.01
82K
VIN
GND
VO
3
2
1
R2165
100K
R2157
100
R2191
33K
R2190
4.7K
D2104
C2160
DZ2J130M0L
10
R2236
R2189
2.2K
10K
DELETE
(C2162)
LB2101
L2102
J0JHC0000046
G1C330MA0291
R2177
30K
R2176
30K
R2175
10K
21
22
23
18
24
25
26
C2117
0.1
IC2103
C0DBAYY01594
+15V DC-DC CONVERTER
L2101
G1C470MA0291
1
10
PH
BOOT
9
2
GND
VIN
C2128
4.7
8
3
COMP
EN
R2167
15K
C2139
0.01
7
VSENSE
SS/TR
4
6
PWGND
RT/CLK
5
R2168
T1
30K
R2180
27K
C2152
0.1
IC2101
C0DBAYY01594
+5.6V DC-DC CONVERTER
10
PH
BOOT
1
R2248
4.7
9
2
GND
VIN
C2153
22P
C2187
C2148
C2181
8
3
680P
COMP
EN
4.7
0.1
C2150
0.01
7
4
VSENSE
SS/TR
R2179
68K
6
PWGND
RT/CLK
5
C2151
R2197
4700P
T1
1.8M
R2178
270K
R2181
0
B1GBCFJJ0041
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 5 ~ 6
1/3
2/3
3/3
SA-MAX4000E/GM/GS MAIN (VREG FAN)
24
25
26
27
28
P1
R2187
J0JGC0000063
PW_+37V
PCONT
15V_REG_BP
DAMPGND
LB2104
J0JGC0000063
R2196
1K
Q2116
SWITCH
CDMOTOR_GND
TO MAIN (VREG FAN)
CIRCUIT (3/3)
CIRCUIT
27
28