Pioneer DVR-660H-S Service Manual page 124

5
Note2
KC/TF TA/TLT
R167 *** 100
21
R175
330
HST_TO_M
TEXTV
C137
C139
C138 R176
***
2.2/50
1k
0.1
C140 0.1
R180 100
DBGP2
DBGP1 R181 100
R182 100
DBGP0
R183 100
LED_HDD
LED_DVD R184 100
R185 ***
LED_P_ON
DAT_TO_M R188 330
DAM_TO_T R189 470
R200 100
ASCK
V+5V
HSM_TO_T
GND
V+5V
GP2
GP1
SET
XD1
XD1
GND GND
V+5R8E V+5V V+5F
R130
D103
1SS355-TRB
GND
D104
1SR154-400-TRB
GND GND GND
GND
5
6
CAUTION- FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,
R161
V+5V
E
B
Q106
Q107
***
***
C
R162
***
GND GND
WPW
GND
100
Note2
C136
1u
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60
81
82
83
84
85 DTBON
86 81. CVBSIN 50. FLSTB
ANT5V_SW
87 82. GND 49. FLDATA
DET_ANT
83. FILTSLC 48. AVLTH
88 GND
89 84. VDDVCO 47. XSCMUTE
VDD3
90
DBGP2
IC101
91 DBGP1
PMC026A8-K
92
DBGP0
93 LED_HDD
98. DAT_TO_M 33. XAMUTE2
94 LED_DVD
99. DAM_TO_T 32. NC
95
LED_P_ON
100.ASCK 31. AFT
96 NC
97
NC
98
99
100
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
R117
1M
R115
***
R108
X101
X102
GND
A 3/3
GND GND
V+5V
Note1
V+5R8E V+5M
V+5V
Q101
C
B
E GND GND
TC7MB3257FK
DDCSW2
GND GND GND GND
V+5M
GND GND
6
REPLACE ONLY WITH SAME TYPE NO. 494.500 (CEK1278) MFD. BY
LITTELFUSE INC. FOR IC150.
GND
V+5M
59 58 57 56 55 54 53 52 51
50 GND
49
48
47
P_SAVE
46
V+5V
BLAIR 45
NC 44
R145
CAPACITOR
43
100k
SQUEEZE 42
FUNC_ON 41
VDD4
40
GND 39
R205
DDCSW2
38 C126
R204 0.1
DDCSW1 100
37 GND
NC 100
36
RCSEL2
35
RCSEL1
34
R144 0
33
32
R222 0
31
25 26 27 28 29 30
R135
A 2/3
SDET1
1k
R134
SDET2
1k
R136
1k
V+5V
R139
R141
6.8k
6.8k
R143 100
R142 47
R140 47
V+5V
V+5V
C141 1u
C142 1000p
1 16
S VCC
2 15
1B1 OE
R224
GND 3 14
1B2 4B1
4 13
1A 4B2
R229
5 12
2B1 4A
R223
6 11
2B2 3B1
7 10
2A 3B2
8 9
GND 3A
IC104
TC7MB3257FK-TBB
GND
Func
L A=B1 MAIN
H A=B2 TUJB
V+5VI
Q110
E
B
R208 C
***
*** GND
C
B
Q112
E ***
C
B Q111
E ***
GND GND
GND
DVR-660H-K
7
V+12R1E
TU_CON
KEY3
KEY2
KEY1
LED_HDD
LED_DVD
LED_P_ON
FLSTB
FLCLK
FLDATA
A 3/3
IR
FLPON
FLCLK
FLSTB
FLDATA
L2_RIN
L2_LIN
A 2/3
2VIN
DDC_SW2 Y2IN
DDC_SW1
SDET2
A 2/3
C2IN
A 2/3
XAMUTE2
AFT
Note3
C215 0.1uF
HOTPLUG
DDC_SW1
A 2/3
SDET3
DDC_SCL
CEC
DDC_SDA
HST_TO_M
ASCK
DAT_TO_M
HSM_TO_T
XRST1
DAM_TO_T
SCL0
XRST1
MRST
SDA0
P_CONT2
L_IN
R_IN
V+5V
AMUTE1
R_OUT
L_OUT
DDC_SDA
DDC_SCL
Note3
0
17
SDA0
C_IN
SCL0
Y_IN
C_OUT
SDA
SCL
Y_OUT
11
A 2/3
CB_OUT
12
CR_OUT
10
YP_OUT
EPGEQ
GNDA
C152
TEXTV
1u
A 2/3
TEXTVIN
7
8
A
V+5F
CN105
HLEM17S-1
17
KEY3
16 KEY2
15
KEY1
14
LED_HDD
13 LED_DVD
12 LED_P_ON
11
GND
10 GND
9
LED_ICEB
8
FLSTB
7 FLCLK
6 FLDATA
5
GND
4 V+5F
3 B
V+12R1E
2 IR
1 FLPON
GND
CN106
HLEM11S-1
11
GND
10 2R
9 GND
8 2L
7 GND
6 2V
R252
5
GND C
***
4 2Y
R253
3
GND
***
2 SDET2
1 2C
R254 C255
*** ***
YB
GND
CN101
VKN2007-
40
HPD
39 DDC_SW1
38
DSCL
37
CEC
36 DSDA
35
HST_TO_M
34
ASCK
33 DAT_TO_M
32 HSM_TO_T
31
DAM_TO_T
D
30 XRST1
29
MRST
28
P_CONT2
20
27 GND
26
L_IN
25
GND
24 R_IN
23
AMUTE1
22
R_OUT
21 GNDA
20 L_OUT
19 GND
18 NC
17
GND
16 NC
16
15 GND
14
C_IN
13 GND
9 12 Y_IN
11
GND
10 C_OUT
8
9
GND
8 Y_OUT
7 GND
6 CB_OUT
5
GND
4 CR_OUT E
3
GND
2
YP_OUT
1 X525P
R197
R198
GND
F
A 1/3
107
8