Part No. 900-68702
4 - 19
Section 4: Troubleshooting
P2 7
P2 1
P2 3
P2 9
P2 11
P2 6
P2 4
P2 10
P2 8
P2 5
P2 2
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
SGA
SGB
SGC
SGD
SGE
SGF
SGI
SGK
SGH
SGM
SGJ
SGN
SGG
SGL
D.P.
TAIL
FIL A
FIL B
DIS1
FG108C1
ROWE
10-KEY
& RESET
KEYPAD
19
18
17
16
15
14
13
12
11
10
27
26
8
9
22
25
3
2
23
6
7
5
24
4
21
20
1
28
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8
AD9
AD10
SGA
SGC
SGD
SGF
SGG
SGH
SGI
SGJ
SGK
SGL
SGM
SGN
SGO
SGP
D.P.
TAIL
17
16
15
14
13
12
11
10
23
25
26
28
29
9
8
30
31
32
33
34
35
36
37
38
40
39
VGG
26 x 39K
8 x 47K
R1
R3
R6
R8
R2
R9
R7
RP2-
I
RP2-
H
RP2-
G
RP2-
F
RP2-
D
RP2-
C
RP2-
B
RP2-
A
RP1-
I
RP1-
H
RP3-
H
RP3-
G
RP1-
F
RP1-
G
RP3-
C
RP3-
F
RP1-
A
RP2-
E
RP3-
D
RP1-
D
RP1-
E
RP1-
C
RP3-
E
RP1-
B
RP3-
B
RP3-
A
9 8 7 8 4 7 2 6 5 5 6 4 6 3 3 2
C7
0.1µF
5V
1
VSS
U3
10937
21
22
20
18
VDC
POP
CLR
DAT
+12
R31
47W
1/2 W
R32
10K
R34
10K
R35
10K
C13
10µF
Q6
MPSA56
Q5
MPS2222
R4
10 9 8 7 5 4 3 2 10 5
Figure 4-6. 7800 Deluxe Display Board Schematic Diagram
Summary of Contents for 7770
Page 12: ...Part No 900 68702 xiii Introduction 7800 Deluxe Selection Identification ...
Page 53: ...4 12 Part No 900 68702 7800 Deluxe Snack Candy Vendors Field Service Manaul Parts Catalog ...
Page 55: ...4 14 Part No 900 68702 7800 Deluxe Snack Candy Vendors Field Service Manaul Parts Catalog ...
Page 58: ...Part No 900 68702 4 17 Section 4 Troubleshooting This page intentionally left blank ...
Page 59: ...4 18 Part No 900 68702 7800 Deluxe Snack Candy Vendors Field Service Manaul Parts Catalog ...
Page 69: ...7800 Deluxe Snack Candy 7 4 900 68702 Main Door Trim and Panels Fig 1 ...
Page 71: ...7800 Deluxe Snack Candy 7 6 900 68702 Main Door Exterior Fig 2 ...
Page 73: ...7800 Deluxe Snack Candy 7 8 900 68702 Main Door Interior Fig 3 ...
Page 75: ...7800 Deluxe Snack Candy 7 10 900 68702 Fig 4 Delivery Box Assembly Right Side Left Side ...
Page 79: ...7800 Deluxe Snack Candy 7 14 900 68702 Cabinet Assembly Components with Bill Changer Fig 5a ...
Page 81: ...7800 Deluxe Snack Candy 7 16 900 68702 Power Panel Components Fig 6 ...
Page 83: ...7800 Deluxe Snack Candy 7 18 900 68702 Shelf Support and Plug Assemblies Fig 7 ...
Page 85: ...7800 Deluxe Snack Candy 7 20 900 68702 3 4 or 5 Selection Shelf Assembly Fig 8 ...
Page 87: ...7800 Deluxe Snack Candy 7 22 900 68702 Dual Helix Shelf Fig 9 ...
Page 89: ...7800 Deluxe Snack Candy 7 24 900 68702 Candy Shelf Fig 10 ...
Page 95: ...7800 Deluxe Snack Candy 7 30 900 68702 Main Controller Circuit Board Assembly Fig 13 ...
Page 100: ...7800 Deluxe Snack Candy 900 68702 7 35 Fig 13 Thispageintentionallyleftblank ...
Page 101: ...7800 Deluxe Snack Candy 7 36 900 68702 Fig 14 Dispenser and Chute MTG Bracket Assembly ...
Page 105: ...7800 Deluxe Snack Candy 7 40 900 68702 Fig 16 Display Board ...