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Control Port Functions
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System Control & I/O Port Table
IC301
PortA0
I/O
ROMWEL
For ICE
PortA1
I/O
ROMWEH
For ICE
PortA2
I/O
BOOTWE
For ICE
PortA3
I/O
DDC_CK
NVRAM I2C CLK for DDC
PortA4
O
5V_SW
Power ON/OFF
MainPower-ON:High
PortA5
I
MT_DAT
Judge 15KHz system
15KHz:High
PortA6
O
IO_Reset
Initialize I/O
Fixed Low
PortA7
O
LAMP_POW
Lamp-ON
PortB0
I/O
M_SCL
IIC CLK
PortB1
I/O
M_SDA
IIC DATA
PortB2
I/O
VIEWER_ON
Not used
PortB3
I
PF_LAMPDOWN
PowerFail Monitor
PortB4
I/O
DDC_DT
NVRAM I2C DATA for DDC
PortB5
I/O
CARD_IN
Not used
PortB6
I/O
SCDT
Not used
PortB7
I/O
W_LAN_IN
Not used
IC1803
12
O
Mute
Mute ON/OFF
ON:High
13
O
LAMP_REP_LED
Lamp Replace LED Drive
14
O
READY_LED
Ready LED Drive
15
O
TEMP_LED
Temp Warning LED Drive
16
O
POW_LED
Power LED Drive
17
O
KO3
Main Key Switch
18
O
KO2
Main Key Switch
19
O
KO1
Main Key Switch
IC1804
12
O
CG_Filter
Not used
13
O
VHDREN
Micronas chip Enable
Enable:High
14
O
VFIELD_SW
Vfield PC/AV Selection
AV:High
15
O
DPC_ON
DVI/PC Selection
DVI:Low
16
O
PC/AV_SW
PC/AV Selection
PC:High
17
O
S/CV_SW
Video/S-Video Selection
Video:Low
18
O
MCLK_SW
Master CLK ON/OFF
ON:High
19
O
FanDrive_SW
Fan Drive ON/OFF
ON:High
IC1805
12
O
ZOOM-
Zoom-
ON:Low
13
O
ZOOM+
Zoom+
ON:Low
14
O
MOUSE/CPU_SW
Mouse Enable ON/OFF
Enable:Low
15
O
PCLK_ON
AD9884 CLK ON/OFF
ON:Low
16
O
VCLK_ON
Micronas CLK ON/OFF
ON:Low
17
O
MT_RESET
Matrix Enable ON/OFF
Enable:High
18
O
MOUSE/RESET
Mouse Reset
Reset:Low
19
O
DCLK_ON
DVI/PC Selection
DVI:Low
IC1806
12
O
ADPW
AD9884 ON/OFF
ON:High
13
O
ECO_SW
Normal/Eco Selection
Eco:High
14
O
DCLK_SW
CXD3526 CLK ON/OFF
ON:High
15
O
USB_EN
Not used
16
O
VPC_ON
Sync select ON/OFF for Micronas
ON:Low
17
O
PC_ON
Sync select ON/OFF for AD9884
ON:Low
18
O
AC_FILT
Filter ON/OFF for PS2
15KHz:High
19
O
USB_RST
Not used
IC1813
12
O
RCID_SW3
Remote Control ID1
13
O
RCID_SW2
Remote Control ID2
14
O
RCID_SW1
Remote Control ID3
15
O
LAMP_BST_SW
Boost ON/OFF
ON:High
16
O
PC1/PC2_SW
PC1(RGB)/PC2(RGB) Selection
PC1(RGB):Low
17
O
MNTOUT_SW
Monitor Out Selection
Monitor Out:Low
18
O
CXD_WP
NVRAM Write Protect for CXD3526
Protect:High
19
O
EDIDEN
DDC Projector/PC Selection
Projector:Low
IC1814
12
O
13
O
14
O
15
O
S/PRESET
Not used
IC Ref. No
Pin/Name
I/O
Signal Name
Function
Note
Summary of Contents for CP-12tA
Page 50: ...50 IC Block Diagrams AD8075 Selector IC201 AD8183ARU Selector IC1201 AN7513 Audio Amp IC5001...
Page 51: ...51 AN5870SB RGB SW IC5201 IC Block Diagrams AD9884AKS A D IC8201...
Page 54: ...54 IC Block Diagrams CXD3526GG LCD Driver Timing Generator IC401 FA5502 P F Control IC611...
Page 55: ...55 LA7217 Sync Separator IC5361 M62392 D A IC3561 IC Block Diagrams...
Page 56: ...56 NJM2284M Switch IC2101 IC Block Diagrams M62393 D A IC281 IC7801...
Page 82: ...MB3 CP 12ta00 Electrical Parts List 82 Key No Part No Description Key No Part No Description...
Page 84: ...MB3 CP 12ta00 84 46 44 44 46 44 44 Mechanical Parts List 46 57 56 46 46 Optical PARTS...
Page 85: ...MB3 CP 12ta00 85 44 44 54 67 Red 68 Green 69 Blue 44 44 44 Mechanical Parts List...
Page 87: ...MB3 CP 12ta00 87 52 a 52 45 45 45 45 52 Mechanical Parts List...
Page 88: ...MB3 CP 12ta00 88 Mechanical Parts List 58 70 63 71 57 60 65 59 64 66 51 55 62...
Page 94: ...Diagrams Drawings MB3E...
