5-30
DIMM Configurations
The 2153 system board has two DIMM sockets. A maximum of 256KB
memory may be installed. The 2139 system board has three DIMM sockets.
A maximum of 384KB memory may be installed.
You can install 16MB, 32MB, 64MB, or 128MB PC-100 DIMM in any sockets
and with any combinations.
System Board Connector Pin Signals
Monitor Port Signals
Pin
Signal Name
I/O
Pin
Signal Name
I/O
1
Red Video
O
9
+5 V dc
2
Green Video
O
10
Synch Ground
3
Blue Video
O
11
Monitor ID Bit 0
I
4
Monitor ID Bit 2
I
12
SDA
I
5
Synch Ground
13
Horizontal Synch
O
6
Red Ground
14
Vertical Synch
O
7
Green Ground
15
SCL
I
8
Blue Ground
Serial Port Signals
Pin
Signal Name
I/O
Pin
Signal Name
I/O
1
Data Carrier Detect
I
6
Data Set Ready
I
2
Receive Data
I
7
Request To Send
O
3
Transmit Data
O
8
Clear To Send
I
4
Data Terminal
Ready
O
9
Ring Indicator
I
5
Signal Ground
Содержание Aptiva 2124
Страница 16: ...XIV ...
Страница 17: ...Notice XV ...
Страница 18: ...XVI ...
Страница 19: ...Notice XVII ...
Страница 20: ...XVIII ...
Страница 32: ...XXX ...
Страница 33: ...Notice XXXI ...
Страница 34: ...XXXII ...
Страница 197: ... Copyright IBM Corp 1998 6 1 Safety Inspection Guide Safety Inspection Guide 6 1 General Guidelines 6 2 ...
Страница 205: ...Parts Catalog 7 7 Assembly 3 Machine Type 2153 CD DVD ROM Modem Card Speaker and Microphone ...
Страница 213: ...Parts Catalog 7 15 Assembly 2 Machine Type 2139 System Unit Interior 2 ...
Страница 216: ...7 18 Assembly 3 Machine Type 2139 Diskette Hard Disk Drives ...
Страница 218: ...7 20 Assembly 4 Machine Type 2139 CD DVD ROM Modem Card Speaker and Micropone ...
Страница 294: ...Model Monitor Configurations and FRU Part Numbers C 65 ...