Pioneer XR-A770 Service Manual page 62

XR-A770
• Pin Connection
Pin No. 53 52 51 50
Connection F2 F2 F2 NP
Pin No. 26 25 24 23
Connection P7 P8 P9 P10
NOTE 1) F1, F2........... Filament
2) NP................ No pin
3) DL................. Datum Line
4) 1G to 16G..... Grid
• Anode Connection
1G
P1 –
P2
P3
P4
P5
P6
P7
(Left)
P8
P9
(Right)
P10
(Upper right)
P11
P12
P13
P14
P15 (V-CD)
P16
P17
P18
(Under)
P19 (PBC)
P20
P21
P22
P23
P24
P25
P26 –
P27 –
62
49 48 47 46 45 44 43
NP 1G 2G 3G 4G 5G 6G
22 21 20 19 18 17 16
P11 P12 P13 P14 P15 P16 P17
2G 3G to 6G 7G
a1 a1 a1
a2 a2 a2
h h h
j j j
k k k
b b b
f f f
g g g
m m m
c c c
e e e
r r r
p p p
n n n
d1 d1 d1
d2 d2 d2
s – –
t – –
u – –
w – –
– – –
– – –
– – –
– – –
D1 D1 D1
– – D2
– – S6
42 41 40 39 38 37 36
7G 8G 9G 10G 11G 12G 13G
15 14 13 12 11 10 9
P18 P19 P20 P21 P22 P23 P24
8G 9G 10G to 16G
a1 a1 B14
a2 a2 B15
h h B16
j j B17
k k B18
b b B19
f f B20
g g B21
m m B1
c c B2
e e B3
r r B4
p p B5
n n B6
d1 d1 B7
d2 d2 B8
– S7 B22
– S2 B23
– S3 B24
– S4 B25
– S5 B9
– B10
– B11
– B12
D1 B26
– B13
– – S1
35 34 33 32 31 30 29
14G 15G 16G P1 P2 P3 P4
8 7 6 5 4 3 2
P25 P26 P27 NP NP F1 F1
28 27
P5 P6
1
F1