Display Data - Yamaha RX-V771 Service Manual

■ DISPLAY DATA

● V4001 : HNA-18MM03T (OPERATION P.C.B.)
● PIN CONNECTION
Pin No. 69 68 67 66 65 64
Connection F2 F2 NP NP P1 P2
34 33 32 31 30 29 28
Pin No.
Connection P32 P33 P34 P35 P36 NX
Note : 1) F1, F2 ..... Filament pin
● GRID ASSIGNMENT
18G
1a 2a 1a
A1 A2 A3
1G 2G
a
j
f b
h k
g m
r n
c
e
p
d
(18G–16G)
69
63 62 61 60 59 58 57 56 55
P3 P4 P5 P6 P7 P8 P9 P10 P11
27 26 25 24 23 22 21 20
NX NX NX NX NX NX 18G 17G 16G
2) 1G–18G ..... Grid pin 3) P1–P36 ..... Anode pin
17G 16G
3a 3b
2a 1a 2a
3G 4G 5G 6G 7G
1-1 2-1 3-1 4-1 5-1
1-2 2-2 3-2 4-2 5-2
1-3 2-3 3-3 4-3 5-3
1-4 2-4 3-4 4-4 5-4
1-5 2-5 3-5 4-5 5-5
1-6 2-6 3-6 4-6 5-6
1-7 2-7 3-7 4-7 5-7
U1
(1G–14G)
PATTERN AREA
54 53 52 51 50 49 48 47 46
P12 P13 P14 P15 P16 P17 P18 P19 P20
19 18 17 16 15 14 13 12 11
15G 14G 13G 12G 11G 10G 9G 8G 7G
4) NP ..... No pin
17G
S3
8G 9G 10G 11G 12G 13G
V2
V7 V3
V1 V8
V6 V4
V5
(15G)
RX-V771
1
45 44 43 42 41 40 39 38 37
P21 P22 P23 P24 P25 P26 P27 P28 P29
10 9 8 7 6 5 4 3 2 1
6G 5G 4G 3G 2G 1G NP NP F1
5) NX ..... No extended pin
15G
S1 V1 S1
A4 S2
14G
V18
V9
V14 V10
V17
V16
V15
V13 V11
V12
36 35
P30 P31
F1
V17
V18
63