Power Part - Philips AX7201 Service Manual

1200 A3 2202 A9 2210 A15 2221 B1 2304 E12 2312 F6
1201 C1 2203 A10 2211 A6 2222 A14 2305 E6 2313 F14
1202 D2 2204 A12 2212 A6 2223 A6 2306 E14 2314 F11
1203 D2 2205 A12 2213 A1 2224 D2 2307 E6 2315 F7
1204 C14 2206 A3 2214 C1 2300 D9 2308 E8 2316 F9
1205 C15 2207 A2 2217 H2 2301 D7 2309 E13 2317 F12
1300 E15 2208 A7 2219 H3 2302 E9 2310 F6 2318 F12
2200 A3 2209 B13 2220 F3 2303 G6 2311 F13 2319 G9
1 2 3

POWER PART

7207 KF35
4,8V 3,5V 3,5V
8 IN OUT 1
A
7 2
6 CTL 3 0V
5 4
NC
INH
2213 0V
1u0
0,7V
B 3219
DC_CON
4,3V 47K DC_IN
0V
4,8V
4.8V PCK_CON
1201
HEC3604
PCK_PCB
1
3 AY3364
2 GUM BATT.
BAT_PCB
EXTERNAL
C
DC SOCKET
BAT_CON
ON CONNECTOR
BOARD
EXTERNAL GND_CON
BATTERY PACK
2224
ICP-S0.7
BHS +2.6V
1202
100n
3225
2
2,6V
D 0.7A
22K
1
7209
1203
BC857BW
2,8V
+2.6V
CHARGE CIRCUIT
+3.3VSW
E
0V 7208-3
4
LM324
10
3233
0V
8 0,1V
7210
0V 9
BC868
100R
0,2V
11
3248
0V 470K
2220
3228 100p
8K2
F
+3.3VSW
3235 3236
4 7208-4
12 LM324
330K 68K
14
13 +3.3VSW
11
7208-2
4
LM324
+2.6V 5
G
+2.6V 1,6V
6
3,0V
1,0V
3237
11
4K7
3244 3243
0V
3241
18K 18K
0,6V
7211
330K
BC847BW
2219
470p
H
+1.8V
# .... for provision only
% ... tolerance 1%
1 2 3
4-1
2320 G9 3203 A9 3211 A10 3219 B3 3227 E3 3235 F2
2321 G11 3204 A12 3212 A12 3220 B5 3228 F2 3236 F3
2322 G10 3205 A6 3213 A12 3221 B3 3229 F4 3237 G2
2323 G11 3206 B8 3214 A6 3222 C3 3230 F4 3238 G2
2324 H9 3207 B11 3215 A6 3223 C5 3231 F2 3239 G4
2325 F15 3208 B13 3216 B14 3224 C4 3232 F2 3241 G3
3200 A5 3209 A13 3217 B14 3225 D3 3233 E2 3242 H2
3202 A7 3210 A10 3218 B6 3226 D4 3234 E4 3243 G2
4 5 6
DC/DC CONVERTER
6203
+A
SL03
3215 3205
%
3200 %
5202 10K 68K
47K 2223
22u
1,2V
7
7201 100n
TEA1208T
3255 3,5V
4 LX I|O 3
3,5V
0V
5 SYNC U_|D 1
0,6V CTRL
7213
BC847BW
6 8 2
3,5V 3218
330R
+3.3VSW
3,5V
3221 %
4 7208-1
3 LM324
120K
1
1,2V
2
1,9V
1,2V
11
% %
3222 3223
120K 68K
0,6V
3300
AREF
3226
CHG_ON
1M0
2,0V 22K BC847BS
7300-A
0,6V
6
+2.6V
2
1,2V
3309 2305
RIGHT
270R
2u2
TEMP
A
2310
3316
LEFT
270R
2u2
1,2V
A 5
0,6V
3
3304
7300-B
BC847BS
220R 3331
BATT_LEVEL
1M0
+3.3VSW
A
AREF
7 CHG_DET
4 5 6
3244 G2 3252 B2 3302 D8 3310 E7 3318 F13 3326 F12
3245 H1 3253 B2 3303 G14 3311 F15 3319 F6 3327 F12
3246 A15 3254 C3 3304 F5 3312 E13 3320 F7 3328 G15
3247 A15 3255 A4 3305 E7 3313 E14 3321 F9 3329 F15
3248 E3 3256 B4 3306 E7 3314 E13 3322 F7 3330 F7
3249 E3 3257 E3 3307 E6 3315 E9 3323 F13 3331 F6
3250 E3 3300 D6 3308 E12 3316 F5 3324 F14 3332 G9
3251 B2 3301 D7 3309 E5 3317 F7 3325 F8 3333 G10
7 8 9
3,5V
3211
3202
7203
1,2V
220K
TEA1208T 7
22K
3210
7202
BC807-25W(COL) 680K
3,0V
5200
3 I|O LX 4
3,5V 1,6V
+3.3VSW 33u
1 U_|D SYNC 5
CTRL
3,5V
0V 0V
2
8 6
DC Voltages measured in
PLAY-mode, set supplied
V EVM
via mains adapter
3302
+2.6V
1 47R
2301
1u0
7301-A
2n2 0,5V A 2302
BC847BPN
7306
TA2131FL
1,1V
28
3310 MT4
2308
18K
AREF
100n
A 1,9V 18
PWSW
for /17 only:
3306 = 5K6 0V 17
MTSW
3320 = 5K6
3315 1,2V 16
BSTSW
3317
7301-B
100K
0V 15
BC847BPN BEEPIN
18K
2,6V
0V
14
GND
2316
0,6V
13
VREFIN
2,0V
2315 A 4u7 TA2131FL
HEADPH.
0,6V 2n2 AREF
AMPLIFIER
AREF
2320
100n
A
3332
3K3
7307
BC847BW 0,6V 3333
0,6V 470R
0V
3335
10K
7 8 9
4-1
3334 H9 6203 A5 7202 A7 7208-3 E3 7300-B F6
3335 H9 6204 B1 7203 A8 7208-4 G2 7301-A E8
3336 E12 6205 C2 7204 A11 7209 D3 7301-B F8
5200 A9 6300 G14 7205-A A14 7210 E2 7302 E14
5201 A12 6301 G15 7205-B A15 7211 H1 7304 F14
5202 A4 6302 E13 7207 A2 7212 B1 7306 E10
6201 B2 7200 A14 7208-1 B4 7213 A4 7307 G9
6202 B13 7201 A5 7208-2 G3 7300-A D6 8001 C14
10 11 12 13
% 3213
%
7204
1,2V
47K
TEA1208T 7
3212
470K
5201
3 I|O LX 4
+1.8V +2.6V
2,6V
33u
1 U_|D SYNC 5
CTRL
3,5V
0V 0V
2
8 6
+2.6V
3336
2R2
3308 6302
3,5V
2R2 3,5V
SL03
3,5V LFT_CON
1
VCC2 6.3V 220u
A
0,6V
OUTA 2
2309
LFT_PCB
0V
3
PWRGND
RGT_CON
6.3V 220u
0,6V A
OUTB 4
2311
0,8V 2314
DET 5
RGT_PCB
1u0 A
AGCIN 6 0,6V
26
MT2
A A
2321
1u0
2322
2323
AREF
4u7
220n
10 11 12 13
14 15
+3.3V
7200
3,5V BC857BW 3,3V
+3.0V
2222 A
2,9V
3n3
6 3
2,3V 2,3V
2 5
2,3V 3209 1,7V
1 4
6K8
7205-A 7205-B
BC847BS BC847BS
2,6V
A A A A A
B
MAIN BOARD TO CONNECTOR BOARD INTERFACE
120 4 1205
1
1
GND_CON
8001
2 2
FLEXFOIL
3 3
BAT_PCB BAT_CON
CABLE
4 4
C
5 5
PCK_PCB PCK_CON
6 6
7 7
DC_IN DC_CON
8 8
MUTE MUTE_CON
9 9
LFT_PCB LFT_CON
10 10
RGT_PCB RGT_CON
11 11
AGND_PCB AGND_CON
12 12
RCCLK CLK_CON
13 13
RCDATA DAT_CON
14 14
+2.6V +2.6V_CON
15
15 16 16
FLZ FLZ
D
MUTE
MUTE_CON
1300
Headphone/RC socket
1
7302
+A
0V
BC817-25W
E
3
1K0
0,7V
5
3313
3314 0V
4
22R AGND_PCB
for /17 only: 2
3314 = 2R2
AGND_CON
3318 = 2R2
6
A
3318
7
0V
22R
0,7V 1K0
3324
F
7304
0V
BC817-25W
GND_CON
GND_CON
G
ON CONNECTOR BOARD
+2.6 V
H
FROM/TO
CONTROL PART
14 15