128
Pin
Function
1 (Rightmost)
CMOS Output 1
2
Ground
3
CMOS Output 2
4
Ground
5
CMOS Output 3
6
Ground
7
CMOS Output 4
8
Ground
9
Ground
10
SSR Output 1
11
SSR Output 1
12
+25/50 VDC 1
13
Ground
14
SSR Output 2
15
SSR Output 2
16 (Leftmost)
+25/50 VDC 2
C.13.3
Firmware Configuration
1. It is necessary to verify the configuration in the Option Setup Menu so Option 29 is recognized.
2. Apply power and observe the front panel display, when CLOCK STATUS STARTUP is
displayed, press the SETUP key.
3. Navigate through the series of menu selections, using either the SETUP or UP key, until SET
OPTION BOARD? appears.
4. Press ENTER, and then press the UP key until Option 29 is displayed. Press ENTER.
Remember that the Option 29 is located in Option Slot B of the Model 1088B.
5. Press SETUP to exit from the SET OPTION BOARD configuration.
Setup Jumpers–Default Settings
JMP4: Signal Select – Default = 1 PPH
–
JMP3: Signal Select – Default = 1 PPM
–
JMP2: Signal Select – Default = Prog. Pulse
–
JMP1: Signal Select – Default = IRIG-B
–
–
JMP5: Signal Select – Default = 1 PPM
JMP7: Standard/50ms – Default = 50 ms
JMP10: +25/50 VDC – Default = 50 VDC
–
JMP6: Signal Select – Default = 1 PPM
JMP8: Standard/50 ms – Default = 50ms
JMP11: +25/50 VDC – Default = 50 VDC
Table C.7: Output Connectors and Setup Jumpers
Options List
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