Replaceable Parts (ESG-A and ESG-D Series) ESG Family Signal Generators
Cables
3-20 Service Guide

Top View (ESG-D Series - Options UN7, UN8)

Refer to Table 3-8 and Figure 3-8.

Table 3-8 Top View (ESG-D Series - Options UN7, UN8)

Reference
Designator Part Number Qty Descri pt ion
A4W1*
*. This cable is not replaceable b y itself. You m ust or der the corr es po nding assembly.
(part of A4) 1 P o wer Supply (A4) to CPU/Motherboard (A14J6)
A16W1*(part of A16) 1 Line Module (A16) to Power Supply (A4J1)
A16W2*(part of A16) 1 Line M odule (A16) to Chassis Ground Post on Rear Panel
A18W1*(part of A18) 1 BERT Rear Panel Interface Board (A18) to BERT (A6)
W3 8120-5063 1 DATA to Motherboard (A14P5)
W4 8120-5063 1 DATA CLOCK to Motherboard (A14P6)
W5 8120-5063 1 SYMBOL SYNC to Motherboard (A14P 7)
W15 8120-5055 1 Baseband Generator (A7P403) to BASEBAND GENREF IN
W16 8120-5055 1 Baseband Generator (A7P404) to Rear Panel (Q OUT)
W17 8120-5055 1 Baseband Generator (A7P405) to Rear Panel (I OUT)
W18 8120-8457 1 Rear Panel Interface Board (A17) to Data Generator (A8P2) and Baseband
Generator (A7P2) (Opti on UN8 - connects in three places)
W19 8120-8349 1 Baseband Generator (A7P300) to Data Generator (A8P 3) (Option UN8)
W21 8120-5055 1 Bit Error Rate Test Board (A6) to BER GATE IN (Options UN7, UN8)
W22 8120-5055 1 Bit Error Rate Test Board (A6) to BER CLK IN (Options UN7, UN8)
W23 8120-5055 1 Bit Error Rate Test Board (A6) to BER DATA IN (Options UN7, UN8)
W27 8120-8725 1 16-Pin Ribbon Cable, Parallel Data In, Data Generator (A8) to Baseband
Generator (A7)