Nokia 446PRO Service Manual page 56

1
1,3-5 5V
2
3
TO KEYPAD Q201
KEY_PAD
4
5
6
LED
1,5
1
USB_5V
1,4,5
2
3
4
TO USB Q202
5
6
7
8
ONLY IN USB MODEL
UVLO
1,4,5
MUTE
4,5
C207
680p
R212 D202
F_LIMIT LL4148
1k2
4,5
R213
1k0 R216
1k8
V_DYN_FOC
4,5
R214
R217
1k2
C204 4M7
4u7
50V
C209
C210
22n
47u
35V
SMD SMD 2W
ELECTROLYTIC SMD 1W 3W etc.
POLYCARBONATE
0.25W 0.25W NF
POLYESTHER
POLYPROPYLENE 0.5W 0.5W NF
CERAMIC 1W
SMA241H 2
SB5218 02.00 Page 8
R201
1k0
R203
1k0
C203
R202 10n
C201 C202
1k0
10n 10n BCL_ADJ
SUSPEND
N-S_COIL 3,5
R208
22k
R220
C215
22R
C214
IC201
100u
100n
TDA9109SN
25V
R210 1 32
H/HVIN 5V
4k7
2 31
VSYNCIN SDA
3 30
C206
R211 HLOCKOUT SCL
22n
4R7
4 29
PLL2C VCC
C235
5 28
C0 BOUT 100u
R218 C216
25V
6 27
10n
R0 GND R221
470k
6k49
7 26
PLL1F HOUT
D210
C208 1u0 8 25
HPOS XRAY
9 24 1N4148
HMOIRE EWOUT
10 23
FOC-OUT VOUT
R275
C217
11 22
HGND VCAP
150n
47k
12 21
HFLY VREF
13 20 C218
HREF VAGCCAP
470n
C211 14 19
COMP VGND
C219
100n
100n
15 18
REGIN BREATH
R219
16 17
ISENSE B+GND
33k
R222
4k7
DEFLECTION
PROCESSOR
C213
1n0
500V
FLYBACK
3-5
5V 1,3-5
R259
10k
V_BLANK
DZ201
4V7
PROCESSOR UNIT
R269
WIDTH
4,5
C236 C237
R223
2u2 4u7
2k2
50V 50V
R224 15k 1 DA1
H_CENT
4,5
R225 4k7 2 DA2
TILT
3,5
R207 4k7 3 DA3
V_CONV
3,5
R243 4k7
4 DA4
3,5
5 DA5
1,5
R227 4k7 6 DA6
G2_ADJ
3,5
R209 4k7 7 DA7
H_CONV
3,5
R215 n.c. 8 DA8
C239 C241 C238
9 GNDA
4u7 4u7 4u7
C240 C221
C244
50V
50V 50V
n.c. 100n
10u
10 VDDA
5V
1,3-5
50V
11 AIN3/PB7
12 AIN2/PB2
13 AIN1/PB1
R229 14 VFBACK/AIN0/PB0
4k7
R230
15 VSYNCI
MAIN
DEMA R274
PROCESSOR 1k0
16 CLAMPOUT/PD6
1,5
R231
470R
17 ITA/PD5
PC0/OCMP/HFBACK
1k0
18 ITB/PD4
19 ITC/PD3
PREHEAT
1,5
20 VSYNCO/PD2
21 HSYNCO/PD1
5V
1,3-5
C229
220p
1%
R267
12V
1,3-5
10R
C212
100n
H_DRIVE
4,5
OVER_VOLT V-BLANK
3,5
D208
E/W
4,5
3,5 V_OUT 1N4148
V_REF
3,5
D206
V_SYNC
C246
1N4148
R257
47n
C220
47u
56k
35V
R258
V_FLY
3,5
R276
5k6
215k
D207 R256
LL4148 27k
C245
100n
N249
4
BCL 3,5
SCL
3,5
SDA
3,5
4,5
ECN
446F006
Q203
TO VIDEO
446F
6k8 D212 LL4148
1,3-5
IC202
R237 R238 R239 R240 R241 R242
ST72T752J6B1
4k7 4k7 4k7 4k7 4k7 4k7
42
DA0
41
TEST/VPP
40
RESET#
39
4,5
PA1
38
4,5
PA3
37
4,5
PA4
36
4,5
PA5
35
4,5
PA6
34
4,5
PA7/BLANKOUT
C224 33p
33
OSCIN
X201 R244
32
10M
24.0MHz
OSCOUT
C225 33p
31 R272
PC6
2k7
30
PC5/SDAI
29
PC4/SCLI
28 R247 100R
PC3/SDAD
R248
27
PC2/RX/SCLD
100R
26
25
VDD
24
HSYNCI R249
4k7 C226
23
IC203-1
GND 100n
74HCT86
22
4,5 LIN1
1
PD0/CSYNCI
3 R233
2
R234
1k0
5k6
5V
1,3-5
IC203-2
74HCT86
R236
4
5k6 6
5
R235
IC203-3
5k6
74HCT86
9
8
10
C230
IC203-4
100n
74HCT86
5V
D205 12 1,3-5
11
LL4148
13 C243
10u
50V
R253
15k
R255
H-BLANK
R254
68k
10k
C232
4n7
5V
1,3-5
R262 R263
D209
2k7 2k7
BAT54C
R264 47R
R265 47R
R266 47R
C233
47p
5V
RESET
1,5
S0
C222
R271
10n
1k0
MEMORY
S1
C223
S2
100n
S3 5V
1,3-5
S4
8 1
VCC N.C.
S5
7 2
R245 R246
WC# N.C.
2k7 2k7
6 3
SCL N.C.
5 4
SDA GND
R273
2k7
IC204
M24128
5V
1,3-5
C227
10u
D204
50V
1N4148
R250
47k
C228
n.c.
R251
1k0
C231
R252
33p
6k19
500V
IC205
24LCS21A
8 1
VCC NC
C234
100n
DDC
7 2
VCLK NC
6 3
SCL WP#
5 4
SDA VSS