Power Supply - Philips LC4.9E Service Manual

Circuit Diagrams and PWB Layouts
IBO Zapper: Power Supply
1 2 3

POWER SUPPLY

K3
A
B
1301
I328
+12V 5309
1
2 F309
3
2333 2334 2335
10n 100n
B3B-PH-K 100u
C
F305 F306
I301
I302
SUPPLY_GND
+3V3
D
I306
+5V
SUPPLY_GND
SUPPLY_GND
E
F
POWER ON RESET
3316
1K0
7306
NCP303LSN30
G
3V3 2
+3V3
INP
1 3V3
OUTP
5 CD
NC GND
2V9
3
F312
H
FOR DEV. ONLY
I
3139 123 5906.2
1 2 3
LC4.9E AB
4 5 6
F301 F302 630mA 5301
+12V
1304 10u
+12V_A
16V
5304
10u
RESET_n K1, K2
5306
10u
4 5 6
7. 127
7 8 9 10
7300
MC34063AP1
F300
8 DCOL SWC
11V3
S Q
R
7 IS
SWE
IPK
3V3
TIMC
OSC
0V7
11V3
I316 REFERENCE
6
VCC REGULATOR
5 CIN_NEG GND
1V2
SUPPLY_GND
I318
3304
1K8 1%
SUPPLY_GND 2329
4n7
3306 3307
1K0 1% 100R 1%
SUPPLY_GND SUPPLY_GND
7303
MC34063AP1
F308
8 DCOL SWC
11V3
S Q
R
7 IS
SWE
IPK
TIMC
OSC
I322 REFERENCE
6
VCC REGULATOR
11V3
5 CIN_NEG GND
1V3
I323
3317
3K3
2336
SUPPLY_GND
4n7
3315
3332
1K0 75R
SUPPLY_GND
SUPPLY_GND
7305
MC34063AP1
F315
8 DCOL SWC
11V3
S Q
R
7 IS
6V5
SWE
IPK
0V7
OSC TIMC
I325
REFERENCE
6
VCC REGULATOR
1V3
5 CIN_NEG GND
1V2
I326
3322 SUPPLY_GND
3K9 1%
SUPPLY_GND 2331
4n7
SUPPLY_GND
SUPPLY_GND
7 8 9 10
11 12 13
2323
RES
+12V +12V
I310
3326
10K
7309
7310
2V6 BC857B
SUPPLY_GND
R
3325
1V9 10V6
1 2 A K 1
100K
TL431CZ
11V3
I312
3329
47K
5300
3333 1N4148
2 I314 7312
BC847B
2300 47u 47K 6307
3
470p
I313
4 7311
SUPPLY_GND
SI2314EDS 11V2
I317
F303
3V2 3 2 3V2
+3V3
(446mA)
5302 F304
+3V3clean
10u
(193mA)
2302
7301
LD1117V18
25V 100u
F307
3 2
+1V8FE
SUPPLY_GND IN OUT
1V8
3V2
(197mA)
COM
1
OPTION
2321
100n
I321 6303
5V1
2
2308
3 SS14
0V7
470p SUPPLY_GND
SUPPLY_GND
4
5307 F310
SUPPLY_GND I327
+5V_USB
10u
(500mA)
6306
S1D
RES
I330
SUPPLY_GND
6305
S1D
7302
RES
LD1117V
F317
I331
3 2
IN OUT +1V2_MOJO
(230mA)
2305 COM 2332
100n 100u 25V
1
OPTION
2322
100n
I324
6304
2
2313
SS14
3
SUPPLY_GND
470p
4 7307
LD1117V50
SUPPLY_GND
F316 F313
6V5 5V
+5V
IN OUT
IN OUT
(367mA)
COM
GND
7308
LD1117V50
SUPPLY_GND
F314
3 2
+5Vclean
IN OUT
6V5 5V
(180mA + 180mA)
COM
F_15270_056.eps
11 12 13
1301 B1 F314 I13
1303 H3 F315 G7
1304 B6 F316 H11
K3 2300 B10 F317 F13
2301 B7 I301 D2
2302 C13 I302 D1
2303 C8 I306 D1
2304 C11 I310 A11
2305 F11 I312 A13
A
2306 C12 I313 B13
3327 2308 D10 I314 B10
2309 E7 I316 B7
33R
2310 E8 I317 B11
2311 E11 I318 B8
2312 A11 I321 D11
2313 G10 I322 D7
2314 H2 I323 E8
2315 H7 I324 G11
2316 H8 I325 H7
2317 H12 I326 H8
2318 H11 I327 E11
2319 I13 I328 B2
B
2320 C12 I330 F11
2321 D11 I331 F11
2322 G11
2323 A11
2324 B10
2325 D10
2326 H11
2327 H11
2328 I11
2329 C9
2330 E12
C
2331 H9
2332 F13
2333 B2
2334 B3
2335 B3
2336 E9
2337 B11
3300 A7
3301 A7
3302 A8
3303 A7
3304 B9
D
3306 C8
3307 C9
3311 D8
3312 D7
3313 D7
3314 D7
3315 E9
3316 G3
3317 E9
3318 G7
3319 G7
3320 G7
E
3321 G8
3322 H9
3323 H8
3324 A12
3325 A13
3326 A11
3327 A13
3328 B13
3329 A12
3330 A11
3331 I8
F
3332 E9
3333 B11
3334 C12
4302 F11
4303 E12
5300 B11
5301 B7
5302 C12
5303 D11
5304 D6
5305 H11
5306 H6
G
5307 E12
5309 B3
6300 A10
6303 D11
6304 G11
6305 F11
6306 E11
6307 B12
7300 A9
7301 C12
7302 F12
7303 C9
H
7305 F9
7306 G2
7307 H12
7308 I12
7309 A13
7310 A12
7311 B11
7312 B12
F300 A7
F301 B5
F302 B5
I
F303 B13
F304 C13
F305 C1
F306 C1
F307 C12
F308 D7
F309 B2
F310 E12
F312 H2
190505
F313 H13