Yamaha RX-Z11 Service Manual page 177

Av receiver/av amplifier
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A
B
C
DVIDEO 2/4
1
2
0
0.8
0
0
0
0
0
3.3
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0.5
3.3
0
0.5
0.8
0.5
3.3
0
3.2
0
3.3
3.3
3.3
0
0
0
4
GUI PROCESSOR
0
3.3
0
3.3
5
6
1.7
0
2.6
0
3.1
0.1
3.3
0
0.2
0.1
0.3
0.1
0.4
0.1
0.1
3.0
3.3
0.1
3.3
0
7
0.9
0
1.0
0.1
1.0
0.1
1.0
0.1
0.1
0.1
0.1
0.1
2.5
0.1
0.8
0.1
3.3
0.1
3.3
0
0.8
0
0.9
0.1
0.1
0.9
0.9
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
3.3
0.1
3.3
0
8
1.7
0
0
0
3.1
0.1
3.3
0
1.1
0.1
0.4
0.1
0.6
0.1
1.7
0.1
3.3
0.1
3.3
0
0.9
0
0.9
0.1
1.2
0.1
0.9
0.1
0
0.1
0
0.1
0
0.1
0
0.1
3.3
0.1
0
3.3
9
No replacement part available.
10
D
E
F
3.3
3.3
3.3
0.1
1.7
3.3
3.3
1.7
0
3.3
3.3
3.3
0
0
3.3
0
3.3
IC807
0
0
0
1.7
1.7
IC807
0
1.7
0
0
0
3.1
3.3
3.3
3.3
IC807
0.1
0.2
0
0.2
0.1
0.1
0.1
0.1
0
0.1
0.1
0.1
0.1
3.3
0
0
0.1
IC805
0.1
0.1
0.1
0.3
0
0
0
0.3
0.6
3.3
1.0
0.6
1.7
0
0.6
1.9
0.1
3.4
0.1
1.0
0.1
3.3
0
0
0
3.1
3.2
IC806
64M-bit SDRAM
IC819
SCALAR
IC819
SCALAR
No replacement part available.
G
H
IC810
IC811
IC812
0
3.4
1.7
0.1
1.8
0.1
1.7
0.1
3.4
0.1
0
0
1.8
1.8
0
2.6
0
1.7
0
3.1
0
3.3
3.4
3.4
0
0
0
1.8
0
3.4
0
0
0
0
0
0
0
0
3.3
0
3.3
0
3.3
1.8
0
0
3.4
0.9
IC813
3.3
1.1
0.5
0.9
0.5
0
0
0.9
0.5
1.2
1.7
0.6
1.2
1.2
0.5
I/P CONVERTER
3.4
3.4
1.1
1.2
3.3
1.1
3.3
0.4
1.7
0.5
1.8
1.8
0
0
1.5
2.7
0.5
3.4
2.7
3.4
0
0
3.4
64M-bit
SDRAM
IC809
3.3
0
0
3.3
3.3
0
3.3
0.1
0.1
0.1
0
3.3
0.1
0
0.1
0
3.3
0
0.1
0.1
0.1
0.1
0
3.3
0.1
0.1
3.3
0
3.3
0.1
3.3
0
3.3
3.3
0.1
0
3.3
0.1
0
0.1
0
0.1
0
0.1
0
0.1
0
0.1
0
0.1
3.3
0.1
3.3
0
0.1
0.1
0
3.3
0.1
0.1
0.1
0.1
3.3
0
0
0.1
0
0.1
0
3.3
0
0.1
0
0.1
3.3
0
0.1
0.1
0
3.3
64M-bit
SDRAM
3.3
0
3.3
0.1
3.3
0
3.3
0.1
0.1
0.1
0
3.3
0.1
0.1
0.1
0.1
3.3
0
0.1
0.1
0.1
0.1
0
3.3
0.1
0.1
3.3
0
3.3
0
3.3
3.3
3.3
1.8
0
3.3
0
0
0
0
0
0
0
0
0
0
0
0
3.3
0
0
3.3
0
0.1
0.1
0
3.3
0.1
0
0
0.1
3.3
0
0
0.1
0
0.1
3.3
0
0
0.1
0
0.1
3.3
0
0
0.1
3.3
0
I
J
K
IC805: YGV619
IC806: W9864G2GH-7
OSD display controller
128/64 M SDRAM
D31-0
A23-2
CLK
CLOCK
CSREG
BUFFER
CSMEM
CKE
DREQ
RD
DRAWING
CPU
CS
/
SDQ31-0
A1
WR3
PROCESSOR
INTERFACE
UNIT
WR2-0
SA12-0
RAS
COMMAND
DECODER
SBA1-0
WAIT
CAS
SDRAM
READY
SCS
INTERFACE
WE
INT
RAS
CAS
RESET
A10
WE
SYCKIN
DQM3-0
A0
SDCLK
SYCKOUT
VIDEO
ADDRESS
CAPTURE
A9
BUFFER
BS0
FSC
CONTROLLER
BS1
CSYNC
HSYNC
HSIN
CRT
VSIN
CONTROLLER
REFRESH
COUNTER
AT1-0
DCKIN
GCKOUT
DCKOUT
PIXEL
DRO[5:0]
GCKIN
DATA
CONTROLLER
DGO[5:0]
DRI[5:0]
DBO[5:0]
DGI[5:0]
DAC
DBI[5:0]
R, G, B
IC808: SN74LVC74APWR
IC807: TC7WZ04FK
Dual positive-edge-triggered D-type flip-flop
Triple inverter
1A
1
8
V
CC
CLK
3Y
2
7
1Y
2A
3
6
3A
GND
4
5
2Y
IC809: W9864G6GH-7
64 M x 4 banks SDRAM
CLK
CLOCK
BUFFER
CKE
CS
RAS
CAS
WE
COLUMN DECODER
COLUMN DECODER
CELL ARRAY
CELL ARRAY
A10
BANK #0
BANK #1
MODE
A0
REGISTER
SENSE AMPLIFIER
SENSE AMPLIFIER
A9
A11
BS0
BS1
DQ0
DATA CONTROL
DQ
CIRCUIT
BUFFER
DQ15
REFRESH
COLUMN
COUNTER
COUNTER
UDQM
LDQM
COLUMN DECODER
COLUMN DECODER
CELL ARRAY
CELL ARRAY
BANK #2
BANK #3
SENSE AMPLIFIER
SENSE AMPLIFIER
IC820, 821: K4S643232H-UC60000
64 M synchronous DRAM
V
1
86
DD
V
SS
DQ0
2
85
DQ15
V
DDQ
3
84
V
SSQ
DQ1
4
83
DQ14
LWE
DQ2
5
82
DQ13
Data Input Register
V
SSQ
6
81
V
DDQ
DQ3
7
80
DQ12
LDQM
DQ4
8
79
DQ11
V
9
Bank Select
DDQ
78
V
SSQ
DQ5
10
77
DQ10
DQ6
11
76
DQ9
512K x 32
V
SSQ
12
75
V
DDQ
DQ7
13
74
DQ8
512K x 32
N.C
14
73
N.C
DQi
V
DD
15
72
V
SS
512K x 32
DQM0
16
71
DQM1
17
CLK
WE
70
N.C
512K x 32
CAS
18
69
N.C
RAS
19
68
CLK
ADD
CS
20
67
CKE
N.C
21
66
A9
Column Decoder
BA0
22
65
A8
BA1
23
64
A7
A10/AP
24
63
A6
Latency & Burst Length
A0
25
62
A5
26
A1
61
A4
A2
27
60
A3
LCKE
Programming Register
DQM2
28
59
DQM3
V
29
58
V
LRAS
LCBR
LWE
LCAS
LWCBR
DD
SS
N.C
30
57
N.C
DQ16
31
56
DQ31
V
SSQ
32
55
V
DDQ
Timing Register
DQ17
33
54
DQ30
DQ18
34
53
DQ29
52
V
DDQ
35
V
SSQ
51
CLK
CKE
CS
RAS
CAS
WE
DQM
DQ19
36
DQ28
DQ20
37
50
DQ27
V
38
49
V
SSQ
DDQ
DQ21
39
48
DQ26
DQ22
40
47
DQ25
V
DDQ
41
46
V
SSQ
DQ23
42
45
DQ24
V
DD
43
44
V
SS
L
M
N
RX-Z11/DSP-Z11
CONTROL
SIGNAL
GENERATOR
COLUMN DECODER
COLUMN DECODER
V
CC
1
86
V
SS
DQ0
2
85
DQ15
V
Q
3
84
V
Q
CC
SS
DQ1
4
83
DQ14
CELL ARRAY
CELL ARRAY
DQ2
5
82
DQ13
BANK #0
BANK #1
V
Q
6
81
V
Q
SS
CC
DQ3
7
80
DQ12
DQ4
8
79
DQ11
MODE
REGISTER
V
cc
Q
9
78
V
SS
Q
SENSE AMPLIFIER
SENSE AMPLIFIER
DQ5
10
77
DQ10
DQ6
11
76
DQ9
V
SS
Q
12
75
V
CC
Q
DQ7
13
74
DQ8
NC
14
73
NC
V
CC
15
72
V
SS
DQM0
16
71
DQM1
WE
17
70
NC
DQ0
CAS
18
69
NC
DATA CONTROL
DQ
CIRCUIT
BUFFER
RAS
19
68
CLK
DQ31
CS
20
67
CKE
NC
21
66
A9
BS0
22
65
A8
COLUMN
COUNTER
DQM0–3
BS1
23
64
A7
A10/AP
24
63
A6
A0
25
62
A5
A1
26
61
A4
A2
27
60
A3
DQM2
28
59
DQM3
V
CC
29
58
V
SS
NC
30
57
NC
COLUMN DECODER
COLUMN DECODER
DQ16
31
56
DQ31
V
SS
Q
32
55
V
CC
Q
DQ17
33
54
DQ30
DQ18
34
53
DQ29
CELL ARRAY
CELL ARRAY
V
CC
Q
35
52
V
SS
Q
BANK #2
BANK #3
DQ19
36
51
DQ28
DQ20
37
50
DQ27
V
SS
Q
38
49
V
CC
Q
DQ21
39
48
DQ26
SENSE AMPLIFIER
SENSE AMPLIFIER
DQ22
40
47
DQ25
V
Q
41
46
V
Q
CC
SS
DQ23
42
45
DQ24
V
43
44
V
CC
SS
1CLR
VCC
PRE
1
14
1D
2CLR
C
C
2
13
1CLK
2D
3
12
C
Q
1PRE
4
11
2CLK
TG
1Q
5
10
2PRE
C
C
C
1Q
6
9
2Q
C
GND
7
8
2Q
D
TG
TG
TG
Q
C
C
C
CLR
IC810-812, 814-818: SN74LVC245APWR
Octal bus transceivers with 3-state outputs
DIR
1
20
Vcc
A1
2
19
OE
A2
3
18
B1
A3
4
17
B2
A4
5
16
B3
A5
6
15
B4
A6
7
14
B5
A7
8
13
B6
A8
9
12
B7
GND
10
11
B8
IC813: IP00C772
Color image enlagement/reduction LSI
MCLKO
CK
MCLKRT
MDQM[1:0]
DQM[1:0]
MD[15:0]
DQ[31:0]
MCLKSEL[1:0]
MCS
/CS
BA[1:0]
BA[1:0]
OSC
MCLK
MRAS
/RAS
MCAS
/CAS
MWR
/WE
MA[11:0]
A[11:0]
VDD3.3
CKE
# All voltages are measured with a 10MΩ/V DC electronic voltmeter.
# Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
# Schematic diagram is subject to change without notice.
177

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