Samsung SENS R55 Service Manual page 147

4
SAMSUNG PROPRIETARY
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS CO'S PROPERTY.
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
D
C
R260
CHP3_BIOSTBL*
20-D? R261
CHP3_BIOSWP*
20-D?
nostuff
R278
CLK3_PCLKFWH
7-C4
PLT3_RSTF*
20-?? 23-A4 24-A4 37-C2
FWH3_INIT*
19-?1
B
PLT3_RSTF*
CLK3_DBGLPC
LPC3_LFRAME*
LPC3_LAD(3)
LPC3_LAD(2)
LPC3_LAD(1)
LPC3_LAD(0)
A
4
3
U519
SST49LF008A-33-4C-EI
24 39
ID0_A0 VCCA
23 10
ID1_A1 VCC1
22 31
ID2_A2 VCC2
21 11
ID3_A3 VPP
100 1% 20 36
TBL*_A4 RFU_RY_BY*
100 1% 19 35
WP*_A5 RFU_IO7
34
RFU_IO6
18 33
FGPI0_A6 RFU_IO5
17 32
FGPI1_A7 RFU_IO4
16 38
FGPI2_A8 FWH4_WE*
15 28
FGPI3_A9 FWH3_IO3
7 27
FGPI4_A10 FWH2_IO2
26
FWH1_IO1
10K 2 25
ICV FWH0_IO0
9
CLK_R_C*
12 1
RST* NC1
37 3
40-A4 41-C3 55-C4
INIT*_OE* NC2
4
NC3
5
NC4
6
NC5
30 8
GND1 NC6
29 13
GND2 NC7
40 14
GNDA NC8
P5V P3.3V
J503
HDR-10P-1R-SMD
1
2
20-?? 23-C4 24-A4 37-C2 40-A4 41-C3 55-C4
3
7-B4
4
19-?1 23-C2 41-C3 55-C4
5
19-?1 23-C2 41-C3 55-C4
6
19-?1 23-C2 41-C3 55-C4
7
19-?1 23-C2 41-C3 55-C4
8
19-?1 23-C2 41-C3 55-C4
9
10
11
MNT1
12
MNT2
3711-000386|head-btoc-10p-1-80port
3
2
02 VERIFY REAL MODE
03 DISABLE NMI
04 GET CPU TYPE
06 INIT. SYSTEM H/W
08 INIT. CHIPSET REG.
09 SET IN POST FLAG
0A INIT CPU.REG
0B CPU CACHE ON
0C INIT.CACHE TO POST
OE INIT. I/O VALUE
0F ENABLE THE L-BUS IDE
10 INIT. POWER MANAGER
11 LOAD ALTERNATE REG.
13 PCI BUS MASTER RESET
WITH INITIAL POST VALUE
P3.3V
14 INIT. KEYBOARD CONTROLLER
16 CHECK CHECKSUM
18 8254 TIMER INIT.
1A 8237 DMA CONTROLLER INIT.
C385 C386
100nF 100nF
1C RESET INTERRUP CONTROLLER
10V 10V
20 TEST DRAM REFRESH
22 TEST 8742 KEYBOARD CONTROLLER
24 SET ES SEGMENT REG. TO 4GB
LPC3_LFRAME*
55-C4 41-C3 23-A4 19-?1
LPC3_LAD(0:3)
26 ENABLE A20
3 55-C4 41-C3 23-A4 19-?1
2
28 AUTO SIZING DRAM
1
0
32 COMPUTE THE CPU SPEED
34 TESET CMOS RAM
38 SHADOW SYSTEM BIOS ROM
3A AUTO SIZING CACHE
3C CONFIGURE ADVANCED CHIPSET REG.
3D LOAD ALTER REG. WITH CMOS VALUE
42 INIT. INTERRUPT VECTOR
44 INIT. BIOS INTERRUPT
46 CHECK ROM COPYRIGHT NOTICE
47 INIT. I20 SUPPORT IF INSTALLED
48 CHECK VIDEO CONFIGURE AGAINST CMOS
49 INIT. PCI BUS AND DEVICE
4A INIT. ALL VIDEO BIOS ROM
4C SHADOW VIDEO BIOS ROM
50 DISPLAY CPU TYPE AND SPEED
52 TEST KEYBOARD
54 SET KEYCLICK IF ENABLED
56 ENABLE KEYBOARD
58 TEST FOR UNEXPECTED INTERRUPTS
5A DISPLAY " PRESS ...... SETUP"
5C TEST RAM GETWEEN 512K AND 640K
60 TEST EXTENDED MEMORY
62 TEST EXTENDED MEMORY ADDRESS LINE
64 JUMP
2
66 CONFIGURE ADVANCE CACHE REG.
6A DISPLAY EXTERNAL CACHE SIZE
6C DISPLAY SHADOW MESSAGE
6E DISPLAY NON-DISPOSABLE SEGMENT
70 DISPLAY ERROR MESSAGE
72 CHECK FOR CONFIGURATION ERROR
74 TEST REAL-TIME CLOCK
76 CHECK FOR KEYBOARD EERROR
7C SETUP HARDWARE INTERRUPT VECTOR
7E TEST COPROCESSER IF PRESENT
80 DISABLE ON-BOARD I/O PORT
82 DETECT AND INSTALL EXT.RS232C
84 DETECT AND INSTALL EXT.PARALLEL
86 RE-INIT. ON-BOARD I/O PORT
88 INIT. BIOS DATA ROM
8A INIT.EXTENDED BIOS DATA AREA
8C INIT. FDD CONTROLLER
9A SHADOW OPTION ROMS
9C SETUP POWER MANAGEMENT
9E ENABLE H/W INTERRUPT
A0 SET TIME OF DAY
A4 INIT. TYPEMATIC RATE
A8 ERASE F2 PROMPT
AA SCAN FOR F2 KEY STROKE
AC ENTER SETUP
AE CLEAR IN POST FLAG
B0 CHECK FOR ERRORS
B2 POST DONE-PREPARE TO BOOT O/S
B4 ONE BEEP
B6 CHECK PASSWORD (OPTION)
B7 ACPI INIT
BA DMI INIT
BE CLEAR SCREEN
C0 TRY BOOT WITH INT19
D0 INTERRUPT HANDLER ERROR
D2 UNKNOWN INTERRUPT ERROR
D4 PENDING INTERRUPT ERROR
D6 SHUTDOWN 5
D8 SHUTDOWN ERROR
DA EXTENDED BLOCK MOVE
DC SHUTDOWN 10
89 ENABLE NMI
90 INIT. HDD CONTROLLER
91 INIT. LOCAL BUS HDD CONTROLLER
92 JUMP TO USER PATCH 2
94 DISABLE A20 ADDRESS LINE
96 CLEAR HUGE ES SEGMENT REG.
98 SEARCH FOR OPTION ROMS
TO USER PATCH 1
1
D
C
B
A
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ELECTRONICS
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