Service manual

HT-DD5000/C
– 22 –
A
B
C
D
E
F
G
H
1
23456
Figure 22 SCHEMATIC DIAGRAM (7/12)
NOTES ON SCHEMATIC DIAGRAM can be found on page 38.
R66
10K
R64
@
10K
R63
@
10K
R60
@
10K
R59
@
10K
R58
@
10K
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76 50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
C8
1/50
C7
1/50
C5
1000/6.3
XL2
8 MHz
XL1
32.768 kHz
R6 @ 1K
R5
@ 1K
R43
@ 1K
R4
@ 1K
R3
@ 1K
R2
@ 1K
R1
1K
R165
@
47K
R166
47K
R167
47K
R168
47K
R164
@
47K
R163
@
47K
R162
@
47K
R161
@
2.2K
R159
@
10K
R158
@
10K
R157
@
10K
R156
@
47K
CNS1A
R48
@ 1K
Q
KRC
TIM
E
R74
@
47K
R73
@
47K
R92
@
47K
R72
@
47K
R70
@
47K
R71
@
47K
R69
@
47K
R17 @ 1K
R17
@ 1K
C2
0.022
R14
1K
R11
@
1K
R12
1K
R13
1K
C9
1/50
C1
0.022
L1
100µH
C3
22P
(CH)
C4
22P
(CH)
R7
1K
R56 @ 1K
R55 @ 1K
R54
1K
R50
@ 1K
R49
@ 1K
R47
@ 1K
R46
@ 1K
R45
@ 1K
R44
1K
R
@
1K
R9
@
1K
R10
1K
9
8
7
6
5
4 3 2 1
18
17
16
15
14
13 12 11 10
25
2423
22 2120 19
75
74
73
72 71
70
69
68 67 66 65 64
63 62 61
60 59 58 57 56 55
54
53
52 51
7
6
5
4
3
2
1
9
10
11
12
13
14
15
16
17
18
19
20
21
8
1
2
3
24
25
99
100
FL1
252423222120
1918171615
14131211
10
9
8
7
6
5
4 3 2 1 31
37
3826
27
28
29
30
32
33
34
35
36
CNS5
1
2
3
BI5
FC1
D_SEL
V_SW1
TUN_DO
K
K
K
HP_MUTE
SPSWA
SPSWB
P16
P15
P14
P13
P12
P11 P10
P9
10G
IC1
IX0004SJ
SYSTEM MICROCOMPUTER
D2SEL
ADPD
DEM0
LED1
SW2ON
V2MUTE
–38V
FS_STB
FS_DATA
V2SW1
V2SW2
AC32SCK
AC3_SO
AC32SI
AC32SS
AC32RES
TUN_ST
POW_SW
FAN5V
PRO
T
POSISTOR
C_RLAY
R_RLAY
FA_RLAY
SW_RLAY
SW_MUTE
C_MUTE
JOG_UP
JOG_DOWN
DAPD
TUN_DO TUN_DI TUN_CK TUN_CE MODEL SP_LEVEL AREA VREF– MMOD OSC1 OSC2
V_DATA
V_CK
V_LATCH
FS_CK
RESET
TUN_MUTE TUN_SD
F_MUTE
POWER
SYS_STOP
REMOCON
VDD KEY3 KEY2 KEY1 VSS XO XI
0V 5V
0V 5V 0V
ALC
VREF+
5V 0V 0V 5V 5V 5V 0V 0V
2V
2V 0V
2.3V 0.3V 4.8V 0.2V 0.2V 4.8V
0V
4.7V
5V 0V
DEM1
VPP
–32V
0V
4.7V
4.7V
4.7V
4.7V
0V
0V
4.7V
0V
4.4V
4.7V
4.7V
–19V
–19V
–13V
–20V
3
0V
F1 F1 P16 P15 10G 9G F2 F2
–15V
0V
–16V –17V –20V –20V
0V
NP NP NC NC NP NP
PRO2ENA
PRO2CK
PRO2DI
CNP5
P21 11 - H
1
21
CNS1B
0V
1
DISPLAY PWB-D1
TO HEADPHONES
PWB
P16 4 - A
TO MAIN PWB
SW_ON
AC3_SCK
D_GND
AC3_SI
AC3_SS
AC3_RES
ADPD
DAPD
DEM1
DEM0
V_SW2
V_MUTE
TUN_DI
TUN_CK
TUN_CE
TUN_SD
TUN_ST
TUN_MUTE
P14 P13 P11 P8 P7 P6 P5 P4 P2 P1 P10 P9 P12 P3 NC NC 8G 7G 6G 5G 4G 3G 2G 1G
–15V –12V –18V –21V –12V –15V –20V –14V –25V –22V –21V –20V –20V –20V –20V
R_MUTE
1G 2G 4G 5G 8G 9G 6G 7G 3G
P1 P2 P4 P6 P8 P7 P5 P3