Philips EXP320 Service Manual page 20

4 - 2
COMBI BOARD - CIRCUIT DIAGRAM
POWRE SUPPLY PART
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
A
B
C
D
U8
E
F
G
H
I
3055
330R
J
2310
4n7
K
L
M
1012
N 446
700mA
T 1A
1004
O
1u
2063
P
Q
3244 BAT_LEVEL
100K
GND_A
R
GND_A
S
3255
VCC_BAT
47K
T
GND_A
U SS14
6021
SS14
V
6027 U6
+A
W
X
U3 U7
Y
3099
U4
1006 470K
Z
AA
DC JACK
AB
GND_A
U2
AC
GND_A
GND_A
+A
AD
ESD
VCC3V3
AE
AF RC_IN
6026
3117
RC 10M
BZX284-C3V9
AG
BC857B
AH 7011
3119 2118
GND_A
2M2
100n
GND_A
AI
RCDC_PW
7029
3113 3112
AJ BC847B
VCC3V3
2M2 2M2
GND_A GND_A
AK
GND_A
AL
AM
AN
AO
AP
AQ
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
GND_A
5007
2304 3054 3053
22n 100R 680R 10u
7052
BC868
GND_A
+A
T028
GND_A
GND_A
+A
GND_A GND_A
GND_A
2137 3166
100K
GND_A 2n2
VCC3V3
+A
3095
3049 2066 1K2
1
VSEN
GND_A
2
8K2
22n PVCC1
3
RESET
4
GND_A
DED
3025 100n 5
BC857B
OUT
7016 4u7 2135
6
FB
470K 7
IN
8
3051
BAT_DETECT SPRO
9
CT
GND_A 10
2070 330p
AREF
11
CRIP
7030
22u
BC847B 2111
2315
GND_A GND_A
2u2
GND_A
GND_A
3253
AVDD1
10R
3061
100R
GND_A4
+DC
SFW6R-2STE1
7 8
6
TK1
KEY1 5
4
GND_A
TK2
KEY2 U10 3
3248
PLAY U11
2
1M0
1
1010
BC857B
7054
6025
VCC3V3
BAT54 COL
GND_A GND_A
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54
VCC3V3
U9
GND_A
7034 7035
BC847BW BC847BW
GND_A GND_A
GND_A
SHDWN_VCC2V5
+A
100K
GND_A
3126
100K
PLAY BC857B
7045
3161
100K
7044
BC847B
3163
GND_A
GND_A
BAS316
GND_A
6019
2K2
3096
3150 CHG_ON
GND_A
7005
2K2
BC847B
10K
3097
V1
GND_A
1005
B-ZR
1
U44
33
ICONT
U43 2
32
TV- U42
31
TV+ GND_A
30 U41 3
SP-
7007 29 U40
SP+
AN8789FB 4
28
PGND
T013
27
FO+ F+
26 T014 5
F-
FO-
25 T015
T+
TR+
24 T016 6
T-
TR-
23
VCC3V3
TRVSTOP
GND_A
3251 GPIO_17
10K
10K GPIO_9
T017
SL 3047
T018
MOTO2
T019
RA
T020
VCC3V3
FO
T021
VREF
10K
3052
AVDD2
GND_A
GND_A
VREF
T022
BAT_TEMP
GND_A
GND_A
4 - 2
55 56 57 58 59 60
GND_A
VCC2V5
U38
7050
TEA1208T
5012 VCC1V8
3 I|O LX 4
U39
VCC3V3
22u
1 U_|D SYNC 5
CTRL
GND_A
GND_A GND_A
GND_A
VCC3V3
VCC3V3
GPIO_19
VCC3V3
BAT54A 7010-1
6024 74LV132D 14
1
3
2
7
SHDWN_VCC3V3
GND_A
VCC3V3
7010-3
VCC3V3
7010-2 14
74LV132D
14 9
74LV132D
220K
4 8
3058
6 10
3153
5
100K
BAS316
7
GND_A
7
4026
POWER_OFF
GND_A
GND_A
3065
100K
7010-4 VCC3V3
74LV132D 14
12
SHDWN_VCC2V5
11
13
GND_A
7
6011
GND_A
BAT54 COL
GND_A
3030
VCC3V3 7002
BC847B
47K
GND_A
7055
BSH105
3249
NRESET_IN
150K
GND_A GND_A GND_A
44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
U2 AC6 5006 F14
U3 Y6 5007 G24
U4 Y8 5012 I50
U6 V8 5013 T30
A
U7 Y9 6002 S29
U8 D12 6004 AA5
U9 G28 6009 X5
B
TK1 AG22 6011 AA46
TK2 AH22 6012 J49
U10 AH24 6019 T35
C U11 AH24 6020 AC8
U38 F43 6021 U7
U39 I52 6024 T43
U40 Y33 6025 AJ14
D
U41 Y33 6026 AF12
U42 Y33 6027 V7
U43 X33 7002 AD54
E
U44 X33 7003 S28
1004 O10 7005 V34
1005 X37 7007 Y28
1006 Z6 7010-1 T47
F
1010 AI25 7010-2 V47
1012 N10 7010-3 V52
2047 I27 7010-4 Z50
G
2055 P12 7011 AH12
2057 AA4 7012 AH7
2063 P10 7016 Y12
H
2064 AJ23 7029 AJ10
2066 X20 7030 AA14
2068 AA3 7032 F42
I 2069 P13 7033 G35
2070 AA19 7034 J33
2071 AE24 7035 J36
2073 AJ17 7044 R41
J
2074 F13 7045 Q38
2075 T25 7050 G45
2080 AA49 7051 I20
K
2111 AA22 7052 I14
2118 AH10 7053 W56
2131 AH5 7054 AI15
L 2135 Y21 7055 AF45
2137 V24 T013 Z33
2138 AJ33 T014 Z33
2304 G16 T015 Z33
M
2305 H19 T016 Z33
2306 I25 T017 AB32
2308 I22 T018 AC32
N
2309 I23 T019 AC32
2310 J12 T020 AC32
2313 AG44 T021 AC32
O 2314 AG46 T022 AI31
2315 AB26 T028 N14
2316 G39
2317 V30
P
2318 J52
2319 Z46
2320 J51
Q
2328 J44
2329 R10
2330 AE26
R 2331 T25
2332 X24
3013 X11
3014 X49
S
3017 M40
3018 AE27
3025 Y24
T
3030 AD52
3032 X51
3037 V31
U 3039 AH34
3044 AH30
3045 AK29
3046 AK30
V
3047 AB36
3049 X19
7053
3051 Z19
BC847B W
3052 AD36
3053 G22
GND_A 3054 G18
X 3055 I12
3057 X14
3058 W50
3059 M21
Y
3060 I21
3061 AD25
3064 Z12
Z
3065 Y50
3068 AB12
3095 X25
AA 3096 V33
3097 W33
3099 Y10
3101 AJ34
AB
3106 AA35
3107 AD34
3112 AJ8
AC
3113 AJ6
3115 AH4
3116 AF4
3117 AF9
AD
3118 AG10
3119 AH9
3120 AI12
AE
3121 AJ12
3126 P36
3128 Q43
AF
3132 J33
3133 G34
3134 H40
3135 I37
AG
3136 L33
3137 L35
3138 L37
AH
3139 L38
3141 L46
3143 H51
AI
3145 F51
3149 AD28
3150 V36
AJ 3153 W54
3161 Q36
3162 R38
3163 R38
AK
3164 S33
3166 V26
3169 S46
AL
3244 Q9
3245 R9
3247 AH15
AM 3248 AH16
3249 AF43
3250 AE46
3251 AB34
AN
3252 AE11
3253 AD26
3254 R4
AO
3255 S4
3271 AB54
3273 Z47
AP 3274 AC35
4009 U29
4010 AE44
4013 Q28
AQ
4026 X45