IBM 5114 Maintenance Information Manual page 68

171
A1 BOARD SOCKET AND PIN
ASSIGNMENTS (Page 3 of 4)
Pin Line Name or Voltage
Pin Line Name or Voltage
81G02 Spare 84802 +Access 0
81G03 Spare 84803 +Access 1
81G04 Spare 84804
+Access 2
81G05 Spare 84805 +Access 3
81G06 Spare 84806
Spare
81G07
+TPV
84807 +File Data
81G08 +TPY 84808
+ Diskette Sense
81G09 Spare 84809 -Diskette Drive Sense
81Gl0 Spare 84810
+ Head Engaged
81Gl1 Spare 84811 Spare
81G12 Spare 84812 +Inner Track Select
81G13 Spare
Drive 2
84813
+Index
Signal
81J02
Spare
Cable
84D02 +Write Data
81J03
+5 Vdc
Socket
84D03
+5 Vdc
81J04
Spare 84D04 +Erase Gate
81J05 Spare 84D05 +Write Gate
81J06 Spare
84D06 +Inner Tracks
8lJ07 Spare 84D07 +Select Head 1
81J08
Ground 84D08 Ground
81J09 Spare
84D09
+ Erase Current Sense
81Jl0 Spare 84Dl0 +24 Vdc
81Jll Spare 84D11 -5 Vdc (from 5114)
81J12 Spare 84D12 Spare
81J13
+Data Window 84D13
Spare
83802 Spare C1802 +Oscillator In
83803 Spare C1803 -8us Out 8it 7
83804 Spare C1804
-8us Out 8it 6
83805 Spare C1805 -8us Out 8it 5
83806 Spare C1806 -8us Out 8it 4
83807 Spare C1807
-8us Out 8it 3
83808 Spare C1808 -8us Out 8it 2
83809 Spare C1809
-8us Out 8it 1
83810 Spare C1810 +Device Address V3
83811 Spare C1811 + 8us Out 8it P
83812 Spare C1812
-Interrupt Request 2
838,13 Spare C1813 -Machine Check
83D02 Spare
C1D02 Ground
83D03 Spare C1D03 +5 Vdc
83D04 Spare
C1D04 Gound
83D05 Spare C1D05 -Get Strobe
83D06 Spare C1D06
-5 Vdc (from 5114)
83D07 Spare C1D07 Ground
83D08 Spare C1D08 Ground
83D09 Spare
C1D09 -8us Out 8it 0
83D10 Spare C1Dl0 + 8us Out Parity Error
83Dll Spare
Cl Dl1 + Device Address Parity Error
83D12 Spare C1D12 +8us In 8it 4
83D13 Spare
C1D13
+Op Code E
1The +5 Vdc is not used on this board and is not forwarded from these pins.
2These pins apply to drive 1.
2-58
Pin Line Name or Voltage
:\:),
C1G02 +Start Execute
C1G03 + Device. Address XO
C1G04
+Device Address Xl "
C1G05 + Device Address X2
"
C1G06 + Deivce Address X3
C1G07 + Device Address VO
1~
,Ii'
C1G08 + Device Address Y1
C1G09
+Device Address V2
C1Gl0 -Power On Reset Out
C1G11
Ground
C1G12 -Control Strobe
C1G13 -Put Strobe
'(I,
,I'
C1J02
+8us In 8it 0
C1J03 +5 Vdc
C1J04 +8us In 8it 1
C1J05 +8us In 8it 2
ClJ06 +8us In 8it 3
ClJ07
+Oscillator Out
C1J08 Ground
C1J09
+8us In 8it 5
C1Jl0 +8us In 8it 6
C1Jll
+8us In 8it 7
C1J12 +8us in 8it P
C1J13 -Power On Reset
C1M02 +Standard Clock
C1M03 +4F Clock Phase 1
C1M04 +Standard Data
' 4 1.
1'1'
C1M05
Ground
C1M06 Gound
C1M07
-Power On Reset Out
C1M08
+MFM
C1M09
Ground
C1Ml0 +VFO Sync
Cl M11 -Power On Reset In
C1M12 +File Data 1
C1M13 + Data Window
C1P02 +Access 0 (drive 2)
C1P03 +5 Vdc
C1P04 +Access 1 (drive 2)
C1P05 +Access 2 (drive 2)
/
C1P06 +Access 3 (drive 2)
C1P07 +File Data (drive 2)
",
C1P08 Spare
,.
C1P09 +Access 0 (drive 1)
C1 Pl0 +Access 1 (drive 1)
Cl Pll +Access 2 (drive 1)
C1P12 +Access 3 (drive 1)
Cl P13 +File Data (drive 1)
f ' "
'",