Board ID
Interf.
Device board handling self- nbr. Remarks
DEC HEX Board function block init. ind.
2 2 ELU11 EL6 NO 8
2 2 ELU21 EL6 NO 8
5 5 ELU5 KL1,OL1,DL1, NO 8
DL2,MG1
6 6 MPU MP YES 32
7 7 TLU11 TL11,PG3 NO 2
8 8 TLU24 TL12 NO 2
13 D TRU1 TR YES 12 0-3 dialtone receivers
5-12 tone code receivers
14 E TSU TS YES - The number of individuals
is market dependent
14 E TSU-T TS YES - The number of individuals
is market dependent
16 10 IOU TW,CT NO 8 0-3 TW / 4-7 CT
17 11 GJUL1 GS NO 32
19 13 ALU1 AL YES 1
20 14 FTU FT YES 16
20 14 FTU2 FT YES 8
22 16 CDU2/4 CD2 NO 16 16 kHz
24 18 MRU1/2 MF YES 4
25 19 MSU MF YES 8
26 1A TLU23 TL19,TL22,TL58, NO 3
PG1,RA1
26 1A TLU23/2 TL16,TL22,TL58, NO 3
PG1,RA1
27 1B TLU20 TL20,TL30,TL31, NO 30/32
TL33,TL37,TL38,
TL51,TL58,EL7
27 1B TLU76/3 TL20,TL30,TL31, NO 30/32
TL33,TL37,TL38,
TL51,TL58,EL7
28 1C TLU21 TL17,TL58 NO 2
29 1D SIU ED NO 2
31 1F ELU5 KL1,OL1,DL1, NO 8/16 With BSA2 circuit
DL2,MG1
31 1F DLU20 DL1 NO 6/8
31 1F DLU30 DL1 NO 6
32 20 TLU25 TL25 NO 2
34 22 ICU IL NO 3
34 22 ICU2 IL NO 3
35 23 PGU2 PG2 NO 1
36 24 GJUL4 GS NO 32
39 27 TLU34 TL35 NO 2
39 27 TLU35 TL35,TL72,PG3 NO 2
39 27 TLU39 TL35 NO 2
41 29 TLU43 TL22,TL58 NO 4
42 2A LPU5 PR NO 1-32
42 2A DCS NO 8
44 2C ELU11 EL6 NO 8
44 2C ELU21 EL6 NO 8
48 30 TLU50 TL50 NO 30/32
48 30 TLU64/2 TL50 NO 30/32
48 30 TLU76/2 TL50 NO 30/32
49 31 TRU3 TR YES 16 0-3 dial tone receivers
4-15 key-code receivers
51 33 TLU44 TL11,PG3 NO 4
57 39 TLU64/1 SL60,SL61,TL58 NO 30/32
57 39 TLU76/1 SL60,SL61,TL58 NO 30/32
58 3A TLU79 SL60 NO 8
59 3B ELU25 KL1,DL1,DL2,EL8 NO 8/16
60 3C SLU1 TL58 NO 1
67 43 VRU VL1 YES 8
69 45 IPU IP,FI,TW (Yes) 4,8,16
70 46 ELU26/2 ITL,ITLB NO 8
76 4C TLU75 TL11,TL25,TL26, NO 8
TL35,PG3
77 4D ELU28 KL1,DL1,DL2,EL8 NO 16/32
78 4E TMU/1 AD YES 32
79 4F TLU44/8 TL11,PG3 NO 4
82 52 TRUA ANP NO 16
85 55 VSU1 RA1 NO 8/12
85 55 VSU2 RA1 NO 8/12
87 57 ELU29 EL6 NO 16
95 5F MFU MF3 YES 8
96 60 ALU2 AL YES 1
99 63 TLU80 TL19,TL22,TL58 NO 4
PG1,RA1
102 66 TMU/2 AD YES 32
104 68 ELU30 EL6 NO 12
105 69 VCU SL60 NO 16/32
105 69 SPU2/VCU2 VCT NO 16/32
106 6A NIU FI (YES) 1-30
108 6C ELU31 CTL NO 8
109 6D TLU81 TL12 NO 8
112 70 SPU2/VMU IVL NO 16/32
113 71 ELU32 IPL YES 4
