HP 8924C Reference Manual page 70

Chapter 2, Description of Connectors
Connectors That Begin with the Letter C
70
• Pin 16 - A_RXD_1
Part of cell site #1 diagnostic port.
• Pin 17 - A_SD_1
Part of cell site #1 diagnostic port.
• Pins 18, 19 - Not connected
• Pins 20, 21 - Ground
• Pin 22 - 20 ms Frame Clock
The 20 ms Frame Clock provides a clock output that is aligned with Traffic and
Access Channel frames. See also -
• Pin 23 - 80 ms Frame Clock
The 80 ms Frame Clock provides a clock that is aligned with the Paging Channel Slots
(referring to mobile station slotted mode operation) and the Sync Channel Superframe.
See also - "CDMA CLOCK MUX OUTPUT" on page
• Pin 24 - DSP_TRIG_OUT
A true condition on this connector indicates the DSP Analyzer was triggered. The DSP
analyzer can be triggered by a signal on the EXT DSP TRIGGER rear-panel BNC
connector, or by the user arming a measurement. See Also -
description, on page 292
• Pin 25 - SAT1
• Pin 26 - PROTO_TRIG1
• Pin 27 - Ground
• Pin 28- A_DTR_2
Part of cell site #2 diagnostic port.
• Pin 29- A_TXD_2
Part of cell site #2 diagnostic port.
• Pin 30- A_RXD_2
Part of cell site #2 diagnostic port.
• Pin 31- A_SD_2
Part of cell site #2 diagnostic port.
• Pin 32- A_RI_1
Part of cell site #1 diagnostic port.
• Pin 33- A_CTS_1
Part of cell site #1 diagnostic port.
• Pin 34- A_RTS_1
Part of cell site #1 diagnostic port.
• Pin 35- A_DSR_1
Part of cell site #1 diagnostic port.
• Pins 36, 37 - Not Connected
"CDMA CLOCK MUX OUTPUT" on page
and "EXT DSP TRIGGER" on page 74
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Meas Cntl field
S:\hp8924c\REFGUIDE\MANUAL\connectr.chp
71.