Display Data - Yamaha NS-BP300 Service Manual

R-840/NS-BP300

■ DISPLAY DATA

● V801 : 12-ST-73GINK (MAIN P.C.B.)
● PIN CONNECTION
Pin No. 1 2
Connection F1 NP
Pin No. 21 22
Connection NX NX
Note: 1) F1, F2 ..... Filament
6) PGND ..... Power GND pin
10) DA ..... Serial data input
14) RESET ..... Reset input
● GRID ASSIGNMENT
1G
1-1 2-1 3-1 4-1
1-2 2-2 3-2 4-2
1-3 2-3 3-3 4-3
1-4 2-4 3-4 4-4
1-5 2-5 3-5 4-5
1-6 2-6 3-6 4-6
1-7 2-7 3-7 4-7
1G to 11G
40
1
3 4 5 6 7 8
NP NX NX NX NX NX
23 24 25 26 27 28
NX NX NX TSB TSA DA
2) NP ..... No pin 3) NX ..... No extended pin
7) VH ..... High voltage supply pin
11) CS ..... Chip select input pin
2G 3G 4G 5G
● ANODE CONNECTION
5-1
1G to 11G
5-2
D0 1-1
5-3
D1 2-1
D2 3-1
5-4
D3 4-1
D4 5-1
5-5
D5 1-2
5-6
D6 2-2
D7 3-2
5-7
D8 4-2
D9 5-2
D10 1-3
D11 2-3
D12 3-3
D13 4-3
D14 5-3
9 10 11 12 13 14
NX NX NX NX NX NX
29 30 31 32 33
CP CS RESET OSC VDD
4) DL ..... Datum line 5) LGND ..... Logic GND pin
8) VDD ..... Logic voltage supply pin
12) TSA, B ..... Test pin 13) OSC ..... Pin for self-oscillation
12G
6G 7G 8G
12G 1G to 11G 12G
D15 1-4
D16 2-4
D17 3-4
D18 4-4
D19 5-4
D20 1-5
D21 2-5
D22 3-5
D23 4-5
D24 5-5
– D25 1-6
D26 2-6
–
– D27 3-6
– D28 4-6
– D29 5-6
39
15 16 17 18 19
NX NX NX NX NX
34 35 36 37 38
VH PGND LGND NP NP
9) CP ..... Shift register clock
9G 10G 11G
1G to 11G 12G
–
D30 1-7 –
–
D31 2-7 –
– D32 3-7 –
– D33 4-7 –
– D34 5-7 –
–
–
–
–
–
–
–
–
–
–
20
NX
39
F2