Yamaha HTR-6150, Service Manual

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51
RX-V563/HTR-6150/DSP-AX563
RX-V563/HTR-6150/
DSP-AX563
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
OE
1D
2D
3D
4D
5D
6D
7D
8D
GND
V
CC
1Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
CLK
OE
1
11
2
19
CLK
1D
C1
1D
1Q
9
12
8D
C8
8D
8Q
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
• Microprocessor extended port
IC57-IC59: SN74LV574APWR (DSP P.C.B.)
Octal edge-triggered D-type flip-flops with 3-state outputs
/OE
1D
2D
3D
4D
5D
6D
7D
8D
GND
LCK
8Q
7Q
6Q
5Q
4Q
3Q
2Q
1Q
VCC
/EXPE
D00
D01
D02
D03
D04
D05
D06
D07
DGND
NPGA_EXSTB
–
R2A_CLK
R2A_DATA
VIDEO_MTVR1
/DAC_CS
/ADC_CS
/VFD_CS
/DIR_CS
VCC
Extended port enable
Data bus 00
Data bus 01
Data bus 02
Data bus 03
Data bus 04
Data bus 05
Data bus 06
Data bus 07
Ground of external
Bank select 1
–
E-Vol control clock
E-Vol control data
DVR REC output inhibit
DA converter chip select
AD converter chip select
VFD (Front display) chip select
Audio CODEC chip select
Power 3.3V
Pin No. Port Name Function Name Detail of Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
/OE
1D
2D
3D
4D
5D
6D
7D
8D
GND
CLK
8Q
7Q
6Q
5Q
4Q
3Q
2Q
1Q
VCC
/EXPE
D00
D01
D02
D03
D04
D05
D06
D07
DGND
NPGA_EXSTB
PRY
XM_POWER
/Z2MT
/SBMT
/SWMT
/CMT
/SMT
/FMT
VCC
Extended port enable
Data bus 00
Data bus 01
Data bus 02
Data bus 03
Data bus 04
Data bus 05
Data bus 06
Data bus 07
Ground of external
Bank select 1
Power relay control
XM power enable
Zone2 L/R mute
Surround back L/R mute
Subwoofer mute
Center mute
Surround L/R mute
Front L/R mute
Power 3.3V
Pin No.
Port Name
Function Name Detail of Function
IC58
IC57