HJ905型200门纵横制自动电话小交换机原理图

1 (p1): 几点说明
3 (p2): 1.中继方式图SHH2.190.020FL1
3 (p3): 2.中继组合图SHH2.190.020FL2
4 (p4): 3.用户电路（YL）SHH2.190.020DL1
4 (p5): 4.222话务员专用用户电路（YL）SHH2.190.020DL1
5 (p6): 5.绳路（SL）SHH2.190.020DL2
6 (p7): 6.用户连接电路（YJ）SHH2.190.020DL4
7 (p8): 7.绳路连接电路（BS）SHH2.190.020DL5
7 (p9): 8.标志器第四部分市话局自动机复原测试SHH2.190.020DL6/4
8 (p10): 9.标志器第三部分分配电路（FP）SHH2.190.020DL6/s
9 (p11): 10.入中继记发器（RJF）SHH2.190.015DL7
10 (p12): 11.本组交接电路（JL）SHH2.190.020DL8
11 (p13): 12.出中继电路（CZ）SHH2.190.020DL9
12 (p14): 13.音流电路（YNL）SHH2.190.020DL14
13 (p15): 14.时延电路SHH2.190.015DL15
13 (p16): 15.用户线测试电路（YCX）SHH2.190.015DL10
14 (p17): 16.用户记发器（YJF）SHH2.190.020DL3
15 (p18): 17.标志器第一部分用标（YB）SHH2.190.020DL6/1
16 (p19): 18.标志器第二部分吸磁铁（YXT）SHH2.190.020DL6/2
17 (p20): 19.入中继电路（RZ）SHH2.190.020DL10
18 (p21): 20.话务台电路（HW'X）SHH2.190.020DL11
19 (p22): 21.话务员电路（HWY）SHH2.190.020DL12
20 (p23): 22.信号电路SHH2.190.020DL13