Olivetti MB-2 Service Manual page 14

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MOTHERBOARD
QS1
QS2
17
RS67
S P1
RS71
RS74
16
15
14
13
12
J23
11
5 I F
Figure 1 - 5 Motherboard layout identifying the location of the connectors
1-6
18
19
20
QS4
QS5
QS6
QS3
CS1
CS2
US2
US1
US4
CS10
CS11
RS27
CS17
CS18
Y1
CS19
US5
US7
RS51
Y2
RS52
RS58
RS59
RS61
RS63
RS60
RS62
RS64
RS68
c h 1
Me
RS73
RS72
RS75
RS76
US13
UR1
US15
M e c h 2
RS83
RS84
RS85
RS86
RS88
RS89
RS90
RS91
QS8
QS9
RS110
RS111
RS109
Y4
DS39
RS124
3 I F
US23
RS143
US24
1
LS20
RS155
RS153
C4
TP CS 7
RS168
US25
RS169
RS170
RS172
RS171
RS175
RS176
RS177
RS178
RS179
F I 4
RS173
RS190
QS17
RS191
T P C S8
US32
T P C S 9
RS192
RS193
C6
QS22
6 I F
US37
R3
R4
US39
R8
R9
10
21
CS3
US3
J3
LS16
RS37
RS38
RS53
RS65
DS11
T P C S 2
DS20
RS70
RS69
US10
RS77
DS21
RS78
US11
US12
US14
DS30
RS81
RS79
RS80
RV1
RS92
US17
RS127
RS138
RS139
1
RS150
RS156
RS162
US31
RS195
F5
+
F4
C7
R5
R6
U2
U1
9
Service Manual
1
1 I F
2 I F
+
DS1
C1
F1
DS4
DS8
DS5
DS3
DS7
DS9
DS6
DS2
DS10
DS12
DS16
DS13
DS17
DS14
DS15
DS18
DS22
DS24
DS27
DS23
DS25
DS26
DS28
DS31
DS29
DS34
DS37
DS32
DS35
DS36
DS38
DS33
RS82
+
+
C3
C2
F3
F2
RS94
RS93
RS95
RS97
RS96
RS98
RS114
RS115
RS118
RS119
RS116
RS117
RS128
RS129
RS130
RS132
RS133
RS131
QS11
QS12
QS13
RS151
RS165
RS163
RS164
RS166
RS167
RS186
QS16
QS15
RS188
RS187
RS189
QS18
R1
RS194
D1
R2
+
D2
C5
US38
1
7 I F
R7
R10
8
2
3
4
5
6
7
Y112890-3

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