Control Port Functions; Scaler I/O Port Functions (Pw190) - Sanyo PLC-XE50A Service Manual

Control Port Functions

Scaler I/O Port Functions (PW190)

PIN NO. PORT NO. SIGNAL NAME
1 A1 DDC_SW2
101 B2 DDC_SW1
11 A11 PC1/PC2_SW
110 B11 ON_5VA
201 C11 MUTE
111 B12 SCS_PW
202 C12 SDATA_PW_EXT
285 D12 FAN_SW1_EX
362 E14 IRM_RST
204 C14 PW_DCLK
286 C16 PW_VS
288 D15 PW_HS
205 C15 PW_DE
208 C18 SDA2
209 D17 SCL2
367 E10 SCLK_PW_EXT
293 D20 SCL0
211 C21 SCL1
294 D21 SDA1
212 C22 SDA0
214 C24 IRRCVR0
295 D22 CHO_TXS
26 A26 CHO_RXD
124 B25 PW_EX_UART
368 E20 EX_PW_UART
28 C26 KEY1
126 D25 KEY2
215 D24 P_FAIL
30 E26 FAN_CON_B
127 E25 BATT
128 F25 FAN_CON_C
373 H22 FAN_CON_A
374 J22 DAC3
50 AE26 MNI_RESET
318 AC20 TEXTMCLK
241 AD18 TCS1
59 AF18 XCS0
154 AE18 FAULT
242 AD17 XINT
155 AE17 ROMWE
60 AF17 XWR
243 AD16 XRD
161 AE11 VS
162 AE10 PW_RESET
331 AC7 HS
256 AD3 CB
78 AD1 Y
172 AC2 CR
258 AB3 B1
82 Y1 R1
260 Y3 G1
261 V3 VIDEO
263 U3 GSYNC
409 U5 Y
86 T1 SCART_CV
264 T3 S_Y
265 R3 S_CHROM
344 N4 ON_15.5V
DESCRIPTION
DDC Mode Switch OFF :L
DDC Mode Switch OFF :L
PC1/PC2 Switch PC1 : L
5V Power On/Off ON: H
Audio Mute ON : H
3wirw Chip Select
3wire Data
Fan_Control_1 ON:H
Digital Gamma Reset Reset:L
Data Enable
IIC Bus Control Data
IIC Bus Control Clock
IIC Bus Control Data
IIC Bus Control Clock
IIC Bus Control Data
IIC Bus Control Data
Remote Control
Key Control Input
Key Control Input
Power Failure Signal Input Failure : L
FAN Control_B
alarm
FAN Control_C
FAN Control_A
Alarm
YCbCr
YCbCr
YCbCr
R/G/B
R/G/B
R/G/B
15.5V Power Drive Power ON : H
- 75 -
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
O
I
O
I
I
I
I
O
O
O
O
-
I
-
-
O
I
I
O
O
O
I
O
I
I
I
I
I
I
I
I
I
I
I
I
I
O