compaq evo n610c and evo n600c User Manual

Specifications
Maintenance and Service Guide6–15
I/O Address (hex)System Function (shipping configuration)
2F0–2F7 Unused
2F8–2FF Infrared port
300–31F Unused
320–36F Unused
370–377 Secondary diskette drive controller
378–37F Parallel port (LPT1/default)
380–387 Unused
388–38B FM synthesizer - OPL3
38C–3AF Unused
3B0–3BB VGA
3BC–3BF Reserved (parallel port/no EPP support)
3C0–3DF VGA
3E0–3E1 PC Card controller in CPU
3E2–3E3 Unused
3E8–3EF Internal modem
3F0–3F7 “A” diskette controller
3F8–3FF Serial...

6–16Maintenance and Service Guide
Specifications
Table 6-13
System Memory Map
Size Memory Address System Function
640 KB 00000000 - 0009FFFF Base memory
128 KB 000A0000 - 000BFFFF Video memory
48 KB 000C0000 - 000CBFFF Video BIOS
160 KB 000C8000 - 000E7FFF Unused
64 KB 000E8000 - 000FFFFF System BIOS
15 MB 00100000 - 00FFFFFF Extended memory
58 MB 01000000 - 047FFFFFSuper extended memory
58 MB 04800000 - 07FFFFFF Unused
2 MB 08000000 - 080FFFFF Video memory (direct access)
4 GB 08200000 - FFFEFFFF...

Maintenance and Service GuideA–1
A
Connector Pin Assignments
Ta b l e  A - 1
Stereo Speaker/Headphone
Pin Signal Pin Signal
1 Audio out 2 Ground
21
Ta b l e  A - 2
Microphone
Pin Signal Pin Signal
1 Audio in 2 Ground
21
279362-001.book  Page 1  Monday, July 8, 2002  11:49 AM 

A–2Maintenance and Service Guide
Connector Pin Assignments
Ta b l e  A - 3
Keyboard/Mouse
Pin Signal Pin Signal
1 Keyboard/mouse data1 4 +5 VDC
2 Keyboard/mouse data2 5 Keyboard/mouse clock1
3 Ground 6 Keyboard/mouse clock2
Ta b l e  A - 4
RJ-11 Modem
Pin Signal Pin Signal
1Unused 4Unused
2 Tip 5 Unused
3Ring 6Unused
KEY
6 54 32 1
279362-001.book  Page 2  Monday, July 8, 2002  11:49 AM 

Connector Pin Assignments
Maintenance and Service GuideA–3
Ta b l e  A - 5
RJ-45 Network Interface
Pin Signal Pin Signal
1 Transmit + 5 Unused
2 Transmit - 6 Receive -
3 Receive + 7 Unused
4Unused 8Unused
Ta b l e  A - 6
Universal Serial Bus
Pin Signal Pin Signal
1 +5 VDC 3 Data +
2 Data - 4 Ground
6 5
4 3
2 1
7
8
279362-001.book  Page 3  Monday, July 8, 2002  11:49 AM 

A–4Maintenance and Service Guide
Connector Pin Assignments
Ta b l e  A - 7
Serial
Pin Signal Pin Signal
1 Carrier detect 6 Data set ready
2 Receive data 7 Ready to send
3 Transmit data 8 Clear to send
4 Data terminal ready 9 Ring indicator
5 Signal ground
Ta b l e  A - 8
External Monitor
Pin Signal Pin Signal
1 Red analog 9 +5 VDC
2 Green analog 10 Ground
3 Blue analog 11 Monitor detect
4 Not connected 12 DDC 2B data
16
9
5
1 6115 1015
279362-001.book  Page 4  Monday, July 8, 2002  11:49 AM 

Connector Pin Assignments
Maintenance and Service GuideA–5
5 Ground 13 Horizontal sync
6 Ground analog 14 Vertical sync
7 Ground analog 15 DDC2B clock
8 Ground analog
Ta b l e  A - 9
Parallel
Pin Signal Pin Signal
1 Strobe* 10 Acknowledge*
2 Data bit 0 11 Busy
3 Data bit 1 12 Paper out
4 Data bit 2 13 Select
5 Data bit 3 14 Auto line feed*
6 Data bit 4 15 Error*
7 Data bit 5 16 Initialize printer*
8 Data bit 6 17 Select in*
9 Data bit 7 18–25 Signal ground
*Signal is active low.
Ta b l e  A - 8
External...

A–6Maintenance and Service Guide
Connector Pin Assignments
Ta b l e  A - 1 0
Docking
Pin Signal Pin Signal
1 EBOXL 16 RDATA
2AGND 17TRK0
3 EBOXS1 18 WDATA
4RED 19WGATE
5AGND 20STEP
6 GREEN 21 DIR
7 AGRD 22 POWER ON
8 BLUE 23 SYS RESET
9AGND 24GND
10 VSYNC 25 DSKCHG
11 HSYNC 26 +5 V (VDD)
12 DDC DAT 27 AUGND
13 DDC CLK 28 XA2/L IN
14 GND 29 XA3/R IN
15 INDEX 30 MID0/MIC IN
31
61
911
120 90 60 30
279362-001.book  Page 6  Monday, July 8, 2002  11:49 AM 

Connector Pin Assignments
Maintenance and Service GuideA–7
Ta b l e  A - 1 0
Docking (Continued)
Pin Signal Pin Signal
31 AUGND 46 SRDY
32 XA0/L OUT 47 EBOXS1/GND
33 XSD/MIC SN 48 RI1 EX
34 XA1/R OUT 49 GND
35 GND 50 SLCT LD0
36 GND 51 PE LD1
37 EXPCLK2 52 ACK LD2
38 +3.3 V 53 BUSY LD3
39 EXPCLK0 54 GND
40 +5 V (8051VCC) 55 STRB LD4
41 EXPLCK 56 ALF LD5
42 EBOXS2 57 INIT LD6
43 GND 58 SLCTIN LD7
44 EBOXL 59 GND
45 EBOXL/GND 60 PDATA0 LD8
31
61
911
120 90 60 30
279362-001.book  Page 7  Monday, July 8,...

A–8Maintenance and Service Guide
Connector Pin Assignments
Ta b l e  A - 1 0
Docking (Continued)
Pin Signal Pin Signal
61 PDATA1 LD9 76 DRT1 LIIC DAT
62 PDATA2 LD10 77 DSR1 EX
63 PDATA3 LD11 78 DCD1 EX
64 GND 79 12C DATA
65 PDATA4 LD12 80 GND
66 PDATA5 LD13 81 12C CLK
67 PDATA6 LD14 82 GND
68 PDATA7 LD 15 83 HDSEL
69 GND 84 GND
70 ERROR LCLK 85 WPROT
71 RXD1 LVREQ 86 EBOXS2/GND
72 TXD1 LCREQ 87 ERDY
73 RTS1 LEN 88 EBOXL/GND
74 GND 89 FLUSHREQ
75 CTS1 LIIC CLK 90 MEMACK
31
61
911
120 90 60 30...