Basic HTML Version
Audio Visual Board Assembly
A·20516·50061
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J602
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J50S
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J504
J601
34-pin ribbon cable Data to/from CPU J202.
J504-1 BlK-YEl
Signal to speaker.
J504-2 KEY
J602
26-pin ribbon cable Data to/from CPU J201.
J504-3 NlC
J504-4 BlK
Signal to speaker.
J603
14-pin ribbon cable Data to/from Dot Matrix Display
Driver board.
J505-1 BlK-YEl
Signal to speaker.
J505-2 KEY
J604-1 ORG
-+-125V to Dot Matrix Display
J505-3
N/C
J604-2 BlU
+113V to Dot Matrix Display
J505-4 BlK
Signal to speaker.
J604-3 KEY
J604-4 BlK
Ground to Dot Matrix Display
J604-5 BlK
Ground to Dot Matrix Display
J604-6 GRY
+5V to Dot Matrix Display
J604-7 GRY-YEL -+-12V to Dot Matrix Display
J604-8 BRN
-+-62Vto Dot Matrix Display
J605-1 WHT
80VAC from transformer secondary.
J605-2 WHT
80VAC from transformer secondary.
J605-3 VIO
100VAC from transformer secondary.
J605-4 VIO
100VAC from transformer secondary.
J605-5 GRY-WHT 18VAC from transformer secondary.
J605-6 GRY-WHT Loop trom J605-7.
J605-7 GRY
18VAC from transformer secondary.
J605-8 GRY
loop tram J605-7.
J605-9 KEY
J605-10 GRY-GRN 18VAC tram transformer secondary.
J605-11 GRY·GRN loop from J605·10.
J606·1 BlK
Ground form Power Driver brd J101-7,
J606-2 KEY
J606·3 BlK
Ground from Power Driver brd J101-S,
J606-4 GRY
+5V from Power Driver board J101-4.
J606·5 GRY
-+-5Vfrom Power Driver board J101·3.
J606-6 GRY-GRN -+-12Vfrom Power Driver board J101-2.
J606·7 GRY·GRN +12V from Power Driver board J101·1.
J607
NOT USED
3-29