DVR-S300/
NX-P301/NX-P302
45
OSCO
RDSCL
SCOUT
VREF
RDDA
QUAL
VDDD
VDDA
MPX
CIN
MODE
SYNC
TCON
OSCI
VSSA
VSSD
COM
OUT
IN
*
*
*
*
*
T212 F3
T213 F3
T214 F3
T215 G3
T217 G3
T218 I2
T219 G3
T221 G3
T222 G9
T223 G3
T224 H2
T225 H2
T226 I9
T227 H2
*
6CH AUDIO DAC
7207 I4
T201 D2
T202 D2
T203 D2
T204 E2
T205 E2
T206 E3
T207 E3
T208 F3
T209 F3
T210 F3
T211 F3
4201 A12
4202 B12
5206 A10
5207 B10
5208 C2
5209 C4
5210 C13
5211 F8
5212 I6
6204 I3
6205 G12
6206 H12
6208 I13
6209 H12
6210 G3
7200 C8
7201 F14
7203 G12
7204 G6
7205 H13
7206 I3
3270 I10
3271 I10
3272 I10
3273 G9
3274 I9
3281 I2
3282 I4
3283 I2
3284 I3
3285 I4
3286 I2
3287 I3
B, G models
3244 G7
3246 G10
3247 G10
3248 G12
3249 H4
3250 H7
3251 H9
3255 H10
3256 H4
3257 H10
3259 H4
3260 H5
3261 I6
3262 I10
3263 I6
3264 H13
3265 I9
3269 I10
3226 D4
3227 D5
3228 D5
3229 D5
3230 D12
3231 D12
3232 D6
3233 E5
3234 E5
3235 F5
3236 F5
3237 F5
3238 F5
3239 F5
3240 F5
3210 B6
3211 B10
3213 C10
3215 C10
3216 C5
3217 C10
3218 C3
3219 C3
3220 C10
3221 B8
3222 C6
3224 C6
3225 D6
2240 H12
2241 H12
2242 I6
2243 I6
2244 I4
3200 A6
3201 A5
3203 A7
3204 A5
3206 B7
3207 B7
3208 B6
3209 B5
2219 F4
2221 F6
2222 F7
2223 F7
2224 F7
2225 F1
2226 F14
2227 G5
2228 H5
2229 H7
2230 G7
2232 G13
2233 H7
2234 H7
2235 G12
2236 H4
2237 H5
2238 H9
2239 H9
*
A
B
C
D
E
F
I
A
B
C
D
E
F
G
H
*
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
*
*
I
1200 B10
1201 E1
2200 A10
2201 A10
2203 B10
2204 C2
2205 C3
2206 C6
2207 D6
2208 D12
2209 D12
2210 D12
2211 D11
2212 D4
2213 D4
2214 D4
2215 E3
2216 F4
2217 F4
2218 E8
2229
560p
10u
2219
50V
7207
BC547B
DGND
3236
100K
3238
100K
3285
100R
3224
33R
3246
22R
+5VA
2243
82p
100n
2206
GND_A_REF
T211
2230
1n0
100K
3240
22R
3262
22R
3257
10u
2212
50V
470p
2213
3256
1K0
DGND
22R
3247
GND_A_REF
GND_A_REF
DGND
+5VL
GND_A_REF
2234
2215
470n
DGND
47p
1u0
2216
3206
DGND
+5VVID
64
SCL_CCLK
7
8
SDA_CDOUT
AD1_CDIN
9
33R
57
ADCIN2
58
ADCIN1
OMCK
59
VLC
6
ADC_LRCK
60
ADC_SCLK
61
DAC_SDIN4
62
DAC_SDIN3
63
DAC_SDIN2
5
50
NC_2
VD_2
51
DGND_2
52
53
VLS
NC_3
54
55
RMCK
56
ADC_SDOUT
GPO6
43
44
GPO5
GPO4
45
GPO3
46
GPO2
47
GPO1
48
49
NC_1
DGND_1
36
AOUTA1-
37
MUTEC
38
LPFLT
39
4
VD_1
AGND_2
40
VA_2
41
GPO7
42
AOUTA3-
29
DAC_LRCK
3
30
AOUTB2-
31
32
AOUTA2-
33
AOUTB1-
34
35
21
22
AOUTA4-
23
VA_1
24
AGND_1
25
26
AOUTB3-
27
28
14
AINL+
15
AINL-
16
VQ
17
FILT+
18
19
REFGND
DAC_SCLK
2
AOUTB4-
20
CS42418
7200
DAC_SDIN1
1
AD0_CS_
10
INT
11
RST_
12
AINR-
13
AINR+
3210
33R
DGND
DGND
+5VL
10K
3250
3263
2K2
3233
100K
10K
3225
3237
100K
10V
100u
DGND
GND_A
2226
GND_A_REF
3221
10K
33R
3222
3227
100K
6206
BAS316
33R
DGND
3207
2224
100n
470p
2217
3226
100K
DGND
2225
100p
+5VA
100n
2201
3208
33R
2232
1u0
2n2
2208
22R
3270
T205
BZX384-C5V6
6205
1K2
+12Va_LO
+3V3_AD
3248
GND_A_REF
+12Va_Dif_LR
3220
1K0
-12Va_LO
+3V3_AD
47p
2242
1u0
2214
DGND
3281
47K
3271
22R
100u
10V
2K2
3218
T223
2223
GND_A
+5VL
1K0
3249
GND_A_REF
100K
3228
470u
2238
15
5
12
3
6
11
DGND
L
9
4
13
14
1
2
16
8
1
0
7204
SAA6581T
Φ
7
100u
2239
T219
+5VL
DGND
3215
1K0
DGND
100K
3235
3232
100K
3230
GND_A
10K
33R
3209
3229
100K
DGND
+5VA
T213
+3V3_AD
22R
3274
7203
BC547B
DGND
DGND
DGND
4
5
6
7
8
9
+12Va_Dif_LFE
20
21
22
23
24
25
26
27
28
29
3
11
12
13
14
15
16
17
18
19
2
1201
1
10
100n
2222
DGND
T203
T202
GND_A_REF
DGND
5208
560p
-12Va_Dif_LR
33R
3203
GND_A_REF
2233
LO_Left_-
5206
3201
33R
T210
5209
+3V3_A
GND_A
22R
3269
+5VA
+5VL
GND_A_REF
5212
LA-8481
1
2
-12Va_Dif_LFE
+3V3_AD
-12Va_Dif_SLR
4M332
3234
100K
33R
3216
10K
3231
T217
DGND
DGND
+12Va
T221
3213
1K0
22R
T227
T204
3265
MC78FC33H
7201
1
2
3
T209
+5VA
T225
2240
16V
470u
100u
10V
2235
3273
22R
DGND
+5VA
+5VA
DGND
DGND
T215
T201
3244
+12Va
3272
100R
DGND
T207
+5VL
2204
1u0
+3V3M
GND_A_REF
DGND
DGND
DGND
GND_A
4K7
3284
TU_MTK
2244
1n5
GND_A_REF
DGND
2227
100n
DGND
1200
100n
T218
3217
1K0
+12Va_Dif_SLR
3264
1K5
BC547B
7205
2209
100n
-12V_Mute
6210
BAS316
2237
100p
GND_A_REF
3211
1K0
4202
Mutec
22R
3255
6209
5207
T226
BAS316
DGND
3219
2K2
LO_Right_-
DGND
+5VVID
4201
3287
4K7
3282
1K0
47K
3286
100n
2218
+12Va
5210
5211
100K
3239
+3V3_AD
DGND
BAS316
6204
3260
47K
2210
47u
680p
2211
22R
3251
3259
47K
-12Va
DGND
T214
33R
DGND
T224
3204
T222
BC857B
7206
3283
100K
T208
DGND
T206
GND_A_REF
2236
100p
2205
100n
LO
T212
2203
1u0
2200
1u0
16V
3261
220K
470u
2241
2228
2u2
2207
4u7
2221
3200
33R
4u7
50V
6208
BZX384-C3V9
MUTE_TV
MUX_EN
AV_MUTE
MUTE_LR_SUB
MUTE_SL_SR
MUTE_CEN
TU_Dat_In
SCL_DAC
PCM_Data_Mic_In
DIG_IN_A
PWR_DN
Tu_SD
TU_CE
SDA_DAC
PCM_Data_LR
TU_DO_STEREO
PCM_Data_Sub_Cen
AMP_ON
HP_Det
PCM_Data_SLR
TU_RDS_IN
TU_CLK
DAC_LEF_-
+3V3_AD
+3V3_DAC
Source_sel_A0
Source_sel_A1
Right_In
Left_In
PCM_Data_SLR
PCM_Data_LR
PCM_Data_Sub_Cen
PCMCLK
SDA_DAC
SCL_DAC
PCM_LRCLK
PCMDATA_LO
PCM_BCLK
D
DAC_C_-
DAC_RS_-
DAC_LS_-
DAC_R_-
DAC_L_-
AV BOARD 2/8
B
12
T
O
1302 OF MONO BO
ARD
P
age 43
★
Components having special characteristics are marked
s
and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
The first digit of a component indicates the component type.
1xxx : Connector
3xxx : Resistor
5xxx : Coil
7xxx : IC, Transistor, FET
2xxx : Capacitor
4xxx : SMD jumper
6xxx : Diode
9xxx : Wire jumper
■
DVR-S300 SCHEMATIC DIAGRAM
FOR INFORMATION ONLY (NO REPLACEMENT COMPONENT PARTS WILL BE AVAILABLE)
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299