Kenwood XXV-05V, Service Manual

Page: 28 / 74

28
XXV-05V
BI BJ BK BL BM
X14-966x-xx (13/16)
Q222
Q223 Q215
Q212
Q213
Q214
D213
Q217
CN204
Q202
D207
D203
D206 D205 D204 D214
Q220 Q201
D210
CN202 CN200
(X14-966X-XX)
3/4
X34- A/2-
J301
SYSTEM
MICROPROCESSOR
AUDIO A
C208
0.01
R261 100K R260 100K R259 100K
R263 12K
R286
24
G ILL NC SH MREQ SH MD
A
T
A
SH SD
A
T
A
115
114
113
112
111
SH RST SH CON SH STBY SH SREQ
121
120 119 118
117
116
NC NC NC NC
126 125
124
123
122
SH INI VD NC NC
132
130 129 128
127
VDD1 R ILL GND1 DSI B ILL
131
137
136 135
134
133
SRC P
ANEL
EJECT NC NC ADCGND ADCVDD SPEANA IN
PH DET
143
142
140 139 138
NC KEY2 NC R SENS
141
144
PGND
ILL SEL
KEY1
AOUT DIM
1
2
3
4
(SLIDE)
(TILT)
NC
5
6
7
8
16
12
TYPE0
TYPE1
TYPE2
(M STATE)
9
10
11
LED SW
NC
NC
NC
13
14
15
20
NC
NC
NC
NC
17
18
19
PVDD0
LED MUTE
NC
NC
21
22
23
V
OL DO
WN
HD
SYS ON
NC
XT2
69 70
ILL
66 67 68 60
BRIGHT(PWM)
A
CC DET
DMIX MUTE
63 64 65
M REQ
S REQ
61 62
V
OL UP
OPEN KEY
SW 185V
V MUTE
PVDD1
58 59 55 56 57
R258 100K R257 100K R256 100K
M CLK/FR
OM CLK
49
BE AMUTE
V
OFF EN
LED FLAS
52
NC
53 54
NC
50 51
PLL D
A
T
A
PLL CLK
A MUTE
47 48
NC
PLL EN
44 45 46
28
POS D
NC
NC
NC
25
26
27
POS F
POS B
POS M
SRM MO21
29
30
31
38
FR
OM VPP
S D
A
T
A/FR
OM SI
M D
A
T
A/FR
OM SO
41 42 43
VDD0
RESET
39 40
NC
CPUREG
SRM MO22
SRM MO11
SRM MO12
32
33
34
35
GND0
37
36
0.01
L200
120
10u16
C204 C205
0.01
C206
C227
0.01
0.01
C228
68K
R252
R254
68K
7
VCC1
1
4
OUT1 IN1
3
2
IN2 OUT2 VS1
6 5
GND1
8
GND2
14 10 11 12 13
OUT3
IN3
IN4
OUT4
VS2
9
VCC2
5
EX M+ SW
-B
SW
-C
NC SW
-A
2 1 4 3
EX M+ RI M+ RI M+ EX M- EX M-
8 7 6 10 9 16
SW+5.0V RI M- RI M- R SENS REF+5.0V NC
13 12 11 15 14
NC PH DET D GND
19 18 17
C214 0.01
220K
R228 1K
R241 1K
R232 1K
22P
R271
C216
0.22
C215
R223 1K
W202
4
3
2
1
V-
AIN+
AIN-
AOUT
1
C217
R268 12K
100K
R251
100K R253 100K R339 100K R270
0.1
C225
1M
R285
CP200 10K
100
R280
100K
510K R275
X2
R329 22K
R262 100K
C226 0.01
TP233 TP232
TP231
TP230 TP235 TP236 TP234 TP239 TP237
TP238
TP240
11
9 7 5
5
44 43
41
42
48 46 47
100K R277
51
56 58 57 53 52 55
R279 100K
64
61
63 62
66
65 68 67
100K R276
100K R294
R248 47K
0.01
C209
100K R282
22P
C202
8P
1
C211
31
34 35
7
130 126 127 129
139
10K
R351
47K
R287
11
10
9
R267 100K
R266 100K
R265 100K
100K
R264
33
32
35
34
112 111 116 114 RST 123 122 121 125
129
127
1
4
R274 100K
44
41
42 43
126
13
142
LG
130
B
U3.3V
49
40
RIN
LIN
1
SW5V
59
31 30 29
1
142
BU
5
V
SW5V
C224
3
132 133 134
30
29
27
W201
R221
75
R218
1K
1K
R220
75
TVR
SYNC
C222
100P
63
R229
R227
R225
R226
R224
75
R222
75
100
100 100
100
TVB TV
G
43 42 44
R236
R250 R230 R231
1K 1K
100 1K
1K
R233
67 68 62 65 64
0.01
C223
C221 100P
R217
RESET V
GND
SYNC CON COMP
1 2 3 4 6 5
R S REQ
15
V
GND
V
GND
V
GND
M CLK S D
A
T
A
M D
A
T
A
11 7 8 9 10
G B
14 12 13
M REQ SYS ON A MUTE DET
17 16 18
ILL
19 20
TP222
TP224
TP223
TP226 TP225 TP282 TP227 TP228 TP229 TP214 TP215 TP216
TP218
100K
R293 100K
R278
1
B
U+5V
6 7 2 3 4 5
VPP GND RESET SCK SO SI
B
U5V
Q201
.3V I/F
A/D
4.7K
R283
2-71
3-21
0-10
UNIT
No.
YES
0-21
YES
2-71
R
M
W
E
K
R239 R240
YES
R237 R238
YES
R234
YES
R235
YES
ON
S200
YES YES YES YES YES
YES YES
DV
D
REMO- AC
C
0.01
C160
TP217
TP112
TP111
DESTI-
NATION
OFF
YES
+
IC202
IC203
IC208
C
22K
22K
10K
2.2K
22K
22K
10K
2.2K
47K
47K
47K
10K
47K
47K
47K
47K
47K
47K
47K
47K
0V
7.7V
0V 0V 0V
7.7V
0V
7.7V 0V 0V 0V 0V 0V
0V
-7.2V
0V
0V
5.0V
5.1V
0.3V
0.1V
0V
0V
0V
5.2V
5.0V
0V
5.1V
5.1V
0V
5.1V
0V
5.1V 3.2V 0V 0V 0V 0V 5.1V
5.1V
0V 0V 4.7V
5.1V
5.1V
0V
5.1V
0V 0V 4.7V 5.1V 5.0V
1.4V 1.3V
1V
3.4V
0V
5.1V 4.1V
5.0V
0V
0V
4.9V 0.1V 4.9V
0V
5.1V
0V
3.4V 3.4V
3.3V
0V
1.7V
3.3V
5.1V
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