Bosch Appliances LTC 8572, LTC 8571 8Pinouts, 9TROUBLESHOOTING, En, PinOutput Data Connectors

LTC 8569 Instruction Manual Pinouts EN 13

8Pinouts

CODE

POWER

CODE IN 1	CODE IN 2
CODE IN 3	CODE IN 4

LTC 8569 Series: 8 12-Pin Connectors	LTC 8569/60 Series and LTC 8571/60 Series: 2 D-Connect
LTC 8571 Series: 16 12-Pin Connectors	LTC 8570/60 Series and LTC 8572/60 Series: 4 D-Connect
+
S
–	1	2	3	4	5
+
S
–	6	7		8	9

+

S

–

+

S

–

Figure 7 - Code Merger Connectors

12-Pin Output Data Connectors

Pin1		Connection	Pin			Connection
1	+	Data +	7	+		Data +
2	S	Shield	8	S		Shield
3	-	Data -	9	-		Data -
4	+	Data +	10		+	Data +
5	S	Shield	11		S	Shield
6	-	Data -	12		-	Data -

1.Pins are not numbered; numbers represent pin sequence from top to bottom.

9-Pin Data Input Connectors

Pin Connection

1+ Code

2-- Code

3Shield

4No Connection

5No Connection

6No Connection

7No Connection

8No Connection

9No Connection

Supplied 9-Pin Data Cables (Replacement part number 303 0753 005)

Male side	Connection	Female side	Typical Wire
Color			(actual color
may vary)
1	+ Code	1	Brown
2	- Code	2	Red
3	Shield	3	Orange
4	Gnd	4	Yellow
5	Gnd	5	Green
6	No Connection	—	————
7	No Connection	—	————
8	12VAC	8	White
9	12VAC	9	Black

9TROUBLESHOOTING

Problem	Solution
Front panel POWER LED	Check AC power
is not lit.	connections.
No front panel CODE LED	Check data input polarity
action when data is being	connections at both the
received.	Code Merger input and
	controller device output.
No apparent control code	Swap output connections
being generated at one	to another output.
output.	Note: All outputs generate
	the same data.

Bosch Security Systems 15 March 2004