HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
5
5
HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
2-2. SCHEMATIC DIAGRAM – MAIN Board (2/13) –
BOARD
CN780
T
SPEAKER
4
(1/13)
BOARD
MAIN
S
CN780
BOARD
SPEAKER
6
MAIN
BOARD
(4/13)
40
(6/13)
BOARD
MAIN
31.7
15.8
15.8
31.7
31.7
31.7
15.8
15.8
31.7
15.8
31.7
15.8
31.7
15.8
31.7
15.8
26.7
11.7
3.1
1.6
1
3.3
3.3
1.6
11.7
11.7
26.7
11.7
11.7
1.6
3.1
1
11.7
3.3
26.7
3.3
26.7
1.6
11.7
11.7
1.6
3.1
1
11.7
3.3
26.7
3.3
26.7
1.6
11.7
11.7
1.6
3.1
1
11.7
3.3
26.7
3.3
26.7
1.6
15.7
15.7
15.7
15.7
0
0
15.7
0
0
15.7
15.7
15.7
15.7
0
0
15.7
15.7
15.7
15.7
0
0
15.7
15.7
15.7
0.1
C3163
0.1
C3208
0.1
C3263
0.1
C3258
0.1
C3117
0.1
C3213
0.1
C3158
35V
100
C3212
35V
100
C3159
35V
100
C3259
35V
100
C3162
35V
100
C3109
35V
100
C3209
35V
100
C3112
35V
100
C3262
0.1
C3051
C3216
2200
35V
C3266
2200
35V
C3166
2200
35V
1
C3114
1
C3115
1
C3164
1
C3264
1
C3165
1
C3265
1
C3215
1
C3214
1000p
C3123
1000p
C3423
1000p
C3122
1000p
C3172
1000p
C3422
1000p
C3173
0.1
C3154
0.1
C3204
0.1
C3254
0.1
C3104
15k
R3157
100k
R3226
100k
R3426
100k
R3425
100k
R3125
100k
R3225
R3176
100k
R3175
100k
100k
R3126
0
R3104
0
R3154
0
R3204
0
R3254
10uH
L3112
10uH
L3151
10uH
L3152
10uH
L3202
10uH
L3251
10uH
L3252
10uH
L3111
10uH
L3201
2SA1235TP-1EF
Q3401
2SA1235TP-1EF
Q3402
2SA1235TP-1EF
Q3102
2SA1235TP-1EF
Q3151
2SA1235TP-1EF
Q3152
2SA1235TP-1EF
Q3201
2SA1235TP-1EF
Q3101
C3113
0.1
C3116
2200
35V
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
18
8
4
1
2
3
5
6
7
9
10 11 12 13 14 15 16 17
CXD9883M
IC3150
BST_A
GVDD_A
/DTW
/SD
/RESET
PWM_A
OC_ADJ
GND
GND
VREG
M3
M2
M1
PWM_B
VDD
GND
GVDD_B
BST_B
PVDD_B
PVDD_B
PVDD_B
GND
GND
GND
OUT_B
OUT_B
OUT_B
OUT_A
OUT_A
OUT_A
GND
GND
GND
PVDD_A
PVDD_A
PVDD_A
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
18
8
4
1
2
3
5
6
7
9
10 11 12 13 14 15 16 17
CXD9883M
IC3200
BST_A
GVDD_A
/DTW
/SD
/RESET
PWM_A
OC_ADJ
GND
GND
VREG
M3
M2
M1
PWM_B
VDD
GND
GVDD_B
BST_B
PVDD_B
PVDD_B
PVDD_B
GND
GND
GND
OUT_B
OUT_B
OUT_B
OUT_A
OUT_A
OUT_A
GND
GND
GND
PVDD_A
PVDD_A
PVDD_A
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
18
8
4
1
2
3
5
6
7
9
10 11 12 13 14 15 16 17
CXD9883M
IC3250
BST_A
GVDD_A
/DTW
/SD
/RESET
PWM_A
OC_ADJ
GND
GND
VREG
M3
M2
M1
PWM_B
VDD
GND
GVDD_B
BST_B
PVDD_B
PVDD_B
PVDD_B
GND
GND
GND
OUT_B
OUT_B
OUT_B
OUT_A
OUT_A
OUT_A
GND
GND
GND
PVDD_A
PVDD_A
PVDD_A
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
18
8
4
1
2
3
5
6
7
9
10 11 12 13 14 15 16 17
CXD9883M
IC3100
BST_A
GVDD_A
/DTW
/SD
/RESET
PWM_A
OC_ADJ
GND
GND
VREG
M3
M2
M1
PWM_B
VDD
GND
GVDD_B
BST_B
PVDD_B
PVDD_B
PVDD_B
GND
GND
GND
OUT_B
OUT_B
OUT_B
OUT_A
OUT_A
OUT_A
GND
GND
GND
PVDD_A
PVDD_A
PVDD_A
1
3
4
5
CN3100
5P
FR +
FR -
FL -
FL +
15k
R3257
15k
R3207
15k
R3107
1000p
C3323
0.033
C3157
0.033
C3107
0.033
C3257
0.033
C3156
0.033
C3206
0.033
C3207
0.033
C3256
1000p
C3003
0.033
C3106
0.1
C3253
0.1
C3255
0.1
C3150
0.1
C3203
0.1
C3155
0.1
C3205
0.1
C3105
0.1
C3250
0.1
C3153
0.1
C3200
0.1
C3103
0.1
C3100
2SA1235TP-1EF
Q3202
1000p
C3322
1
3
4
5
CN3200
5P
SR +
SR -
SL -
SL +
100k
R3127
100k
R3177
100k
R3427
100k
R3227
C3124
2.2
C3125
2.2
C3126
2.2
C3127
2.2
P6SMBJ33A-5
D3252
P6SMBJ33A-5
D3112
P6SMBJ33A-5
D3151
P6SMBJ33A-5
D3152
P6SMBJ33A-5
D3251
P6SMBJ33A-5
D3201
P6SMBJ33A-5
D3202
0
R3253
0
R3103
0
R3153
0
R3165
0
R3265
0
R3216
0
R3115
0
R3166
0
R3266
0
R3203
0
R3116
0
R3215
100k
R3051
P6SMBJ33A-5
D3111
1
3
4
5
5P
CN3002
P-GND
P-GND
+31.5V
+31.5V
E
EB3003
E
EB3002
P-GND
D-GND
RESET
SD
+12V
+32V
DET
SL-A
SL-B
SR-A
SR-B
FL-A
FL-B
FR-A
FR-B
+12V
P-GND
1000p
C3004
0.1
C3117
DIGITAL POWER AMP
IC3250
DIGITAL POWER AMP
IC3200
DIGITAL POWER AMP
IC3150
DIGITAL POWER AMP
IC3100
MAIN BOARD (2/13)
(CHASSIS)
(CHASSIS)
15
13
E
11
8
12
D
C
2
7
5
14
10
6
9
G
A
B
H
F
1
3
4
Q3101,3102,3151,3152,3201,3202,3401,3402
OVER LOAD DETECT
0.1
C3267
0.1
C3217
0.1
C3167
X
(1/2)
BOARD
POWER
CN904
(Page 22)
(Page 4)
(Page 7)
(Refer to page 64 on
original service manual)
(Page 22)
(Page 9)