Kenwood KRF-V7773D Service Manual page 26

P Q
(X08-30XX-XX)
KRF-V9993D (X08-3020-11)
DESTINATION UNIT R751-
CN4
756
COUNTRY ABB. No.
GENERAL MARKET M
AUSTRALIA X
0-11 YES YES
U.K. T
1
EUROPE E
KRF-V7773D (X08-30XX-XX)
DESTINATION UNIT
R751-
CN4
COUNTRY ABB. No. 756
Y
PX
GENERAL MARKET M
20-10
NO NO
AUSTRALIA X
EUROPE E
SHANGHAI V 32-10
KRF-V7773D-B (X08-3020-10)
DESTINATION UNIT
R751-
CN4
COUNTRY ABB. No. 756
EUROPE E
0-10 NO NO
U.K. T
(X08-3032-10)
(X08-3020-10)
IC4 : AK5383-VS
2
IC5-7 : AK4393-VF
IC8-13 : NJM4565MD
IC21 : ADSST-AUDIO35
IC22,23 : HY57V16160DTC
IC24 : 49BV008A1AKB
IC25 : AK4112-VF
C518 1000P
IC26,27 : TC7S04F
IC28,29 : TC7SHU04FU
R568 1
+3.3V
IC30 : TC7WH34FK
IC31,32 : TC74LVX573FT
R511 10K
IC33 : TC7SH02F
IC34 : TC7SH32F
IC35-37 : TC7SO8FU
58
IC39 : TC74VHC125F 58
IC40 : uPD784036C851 59
59
IC51 : uPC2933T
IC53 : uPC2905T
R569 1
IC54 : uPC29L33T
+3.3V
C519 1000P
D1-5 : DA204U
3
C520 1000P
+3.3V
R570 1
+3.3V
R512 10K
71
C538 1000P
3.3V R588 1
+3.3V
R515 100
24
4 R516 100
25
82
R920 100
82
83
R921 100
83
84 R922 100
84
C521 1000P
R571 1
+3.3V
86 R923 100
86
87
R924 100
87
88
R925 100
88
90 R926 100
5 90
91
R927 100
91
R572 1
+3.3V
C522 1000P
R573 1
+3.3V
C523 1000P
6
+3.3V
7
R S
C501
2P
IC28
INVERTER
C502
2P
R567 1
+3.3V
37
53
BMSTR
54
VDD
55
CS
56
SBTS
57
GND
58
WR
59
RD
60
GND
61
VDD
62
X08, IC21 (76pin)
GND
63
REDY FLG11 waveform in JAZZ club selected to TAPE.
64
SW
65
5V/div. 2mS /div.
CPA
66
VDD
67
VDD
68
GND
69
ACK
70
MS0
71
MS1
72
GND
73
GND
74
MS2
75
MS3
76
FLAG11
77
VDD
78
FLAG10
79
(PCMO)FLAG9
80
(DRIVE)FLAG8
81
GND
82
82 DATA0
83
83 DATA1
84
84 DATA2
5V/div. 2 S/div.
85
VDD
86 pin#
86 DATA3
87 CH1:
87 DATA4
DATA #16
88
88 DATA5
89
CH2:
GND
#8/#15
90
BCK
90 DATA6
91 CH3:
91 DATA7
LRCK
92
#7/#13/#18
92 DATA8
93
VDD
94
GND
95
VDD
96
96 DATA9
97
97 DATA10
98
98 DATA11
99
GND
100
100 DATA12
101
101 DATA13
102
NC
103
NC
104
104 DATA14
107
+3.3V
T U
INVERTER
IC29
3.3V
3.3V
C589
1000P
+3.3V
+3.3V +3.3V
R590
1
FLAG3(DTS)
FLAG2(BUSY)
FLAG1(ACK)
FLAG0(RD/WR)
ADDR0
ADDR1
ADDR2
ADDR3
ADDR4
ADDR5
IC21 ADDR6
DSP ADDR7
ADDR8
ADDR9
ADDR10
5V/div. 2 S/div.
ADDR11
pin#
CH1:
#16
DATA
ADDR12
ADDR13
CH2:
ADDR14
#8/#15
BCK
CH3:
ADDR15
LRCK
ADDR16
#7/#13/#18
ADDR17
DATA waveform will change figure by trigger as above.
ADDR18
ADDR19
ADDR20
ADDR21
ADDR22
ADDR23
RESET
(RESET)
+3.3V +3.3V
V W
R424 1K
4 60
IC30
GND
5 IC25
DIR
3
R407 1K
6 15
AC-3/MPEG
74
DETECT
2
R408 10K
16
7
1 R409 1K 17
75
8
VCC R410 1K
18
73
19
20
AUDIO
+3.3V
I/F
21
C412 0.01
R414 1K
22
SYSTEM
3.3V 1
+3.3V
CONTROL
C411
47P
IC27
23
CLOCK
C410
24
GENERATOR
47P
C413 0.01
C409
47P
R416 1K 25
208
2
NC
R417 1K
R533 10K 26
207
76
IRQ2
R418 1K 27 up I/F
206 R532 100
80
IRQ1 34
R419 470
R530 100 28
205
79
IRQ0
204
GND
203
NC
R528 100
202
28
NC
201 C537 1000P
R587 1
200
VDD +3.3V
199 R527 100
31
198 R526 100
35
R525 100
197
33
196
GND
195
195 IC33
195
194
194
194
193
193
193
C536 1000P
192
VDD +3.3V
R586 1
191
VDD +3.3V
190
190
190
189
189
189
188
188
188 IC33,34
187
GND
8BIT LATCH
186
GND
185
185
185
184
184
184
183
183
183
C535 1000P
182 R585 1 3.3V
VDD +3.3V
181
GND
180
180
180
179
179 +3.3V
178
178
177
GND
C534 1000P
176 R584 1
(BOTTOM VIEW)
VDD +3.3V
175
175
RAM
IC23
174
174
174
25
173 +3.3V VDD VSS
173
24
R583
172 190 A3 A4
VDD +3.3V 23
193 A2 A5
171 1
22
171
C533
194 A1 A6
170
170 21
195 A0 A7
169 1000P
20
169
48 A10 A8
168
GND 19
174 A11 A9
167
18
GND
70 CS NC
166
166 17
42 RAS CKE
165
16
165
43 CAS CLK
C532 1000P
164
15
44 WE UDQM
R582 1 14
163
46 LDQM NC
VDD +3.3V
162 13
+3.3V VDDQ VDDQ
161 12
108 DQ7 DQ8
160 11
111 DQ6 DQ9
C531 1000P
159 10
GND VSSQ VSSQ
9
158 R581 1
113 DQ5 DQ10
VDD +3.3V
8
157 R524 100 117 DQ4 DQ11
32 7
+3.3V VDDQ VDDQ
C504 1000P
6
121 DQ3 DQ12
5
123 DQ2 DQ13
4
VSSQ VSSQ
3
127 DQ1 DQ14
2
132 DQ0 DQ15
1
+3.3V VDD VSS
+3.3V
3.3V
X Y
14
DAIF
INPUT 13
DECODER
SELECTOR
12
96KHz
DETECT
11
10
CLOCK
ERROR
9
RECOVERY
DETECT
8
7
DEM
6
X'TAL
5
OSCILLATOR
4
3
2
DVSS
1
DVDD
71
58
59
IC34
IC31
(BOTTOM VIEW)
+3.3V
3.3V
+3.3V
3.3V
+3.3V
3.3V
(BOTTOM VIEW)
RAM
IC22
26 25 26
+3.3V VDD VSS
27 24 27
189 190 A3 A4 189
28 23 28
188 193 A2 A5 188
29 22 29
185 194 A1 A6 185
30 21 30
184 195 A0 A7 184
31 20 31
183 48 A10 A8 183
32 19 32
180 174 A11 A9 180
33 18 33
70 CS NC
34 17 34
47 42 RAS CKE 47
35 16 35
37 43 CAS CLK 37
36 15 36
44 WE UDQM
37 14 37
46 LDQM NC
38 13 38
+3.3V +3.3V VDDQ VDDQ +3.3V
39 12 39
109 83 DQ7 DQ8 82
40 11 40
112 86 DQ6 DQ9 84
41 10 41
VSSQ VSSQ
42 9 42
116 88 DQ5 DQ10 87
43 8 43
118 90 DQ4 DQ11 91
44 7 44
+3.3V +3.3V VDDQ VDDQ +3.3V
45 6 45
122 92 DQ3 DQ12 96
46 5 46
126 97 DQ2 DQ13 98
47 4 47
VSSQ VSSQ
48 3 48
128 100 DQ1 DQ14 101
49 2 49
133 104 DQ0 DQ15 107
50 1 50
+3.3V VDD VSS