Panasonic PT-VX500U, Service Manual

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Control Port Functions
Scaler I/O port functions (PW190)
PIN NO. PORT NO. SIGNAL NAME DESCRIPTION I/O
1 A1 PW_UPDATE LAN control O
11 A11 ON_5V High=S5VA ON O
26 A26 RXD_MCI UART,LAN Serial port I
101 B2 DDC_SW1 High=DDC R/W,Low=Read only O
110 B11 S3.3V_IRIS IRIS CONTROL O
111 B12 RESET_MIC 3105 Reset O
124 B25 TXD_PW UART, Serial port O
99 C1 MIC_OFF Mic ON/OFF SW O
201 C11 5V_IRIS IRIS CONTROL O
202 C12 SIRST 9127 Reset O
205 C15 PW_NMCLR LAN O
208 C18 SDA2 GAMMA O
211 C21 SCL1 EEPROM O
212 C22 SDA0 Sensor/Sil9127/M62393 O
28 C26 KEY1 Input/Select/Keystone I
98 D1 PW_LAMP_ID_B -
191 D2 PW_LAMP_ID_C Lamp ID control -
276 D3 POW_GAM_1.0V Gamma IC 1.0V ON/OFF O
278 D5 ID_PWR_SW High=ID board Power ON O
285 D12 POWER_ON_LAN LAN Power SW: High=ON O
290 D17 SCL2 GAMMA O
293 D20 SCL0 Sensor/Sil9127/M62393 O
294 D21 SDA1 EEPROM O
295 D22 TXD_MCI UART, LAN Serial port O
296 D23 PW_CEC_A SIL9127 I
215 D24 P-FAIL Power Fail Detect I
126 D25 KEY2 Menu/P-up/P-down/P-left/p-right I
29 D26 FAN_ERR_B Lamp&Power fan fail detect I
190 E2 FAN_SW1 High=Panel&PBS Fan ON O
275 E3 POW_GAM_3.3V Gamma IC 3.3V ON/OFF O
352 E4 AUDIO_IN_MUTE Low=Input audio mute O
353 E5 POW_GAM_2.5V Gamma IC 2.5V ON/OFF O
362 E14 PC1_L_OFF High=PC1_L_OFF O
363 E15 ON_1.8V High=HDMI Power ON O
368 E20 RXD_PW UART, Serial port I
370 E22 FAN_FAIL1 Fan fail detect I
30 E26 FAN_CONT_B FAN SPEED CONTROL O
420 F5 FAN_SW2 High=Lamp IN FanON O
128 F25 FAN_CONT_C FAN SPEED CONTROL O
188 G2 POWER_KEY Power key detect I
273 G3 SCS_SUB SUBCPU enable O
419 G5 PW_LAMP_ID_PROG Lamp ID control O
94 H1 IRIS_EN IRIS CONTROL O
187 H2 IRIS_CK IRIS CONTROL O
349 H4 FAN_SW3 High=Exhaust Fan ON O
418 H5 ON_3.3V CHO_TXD signal SW O
373 H22 FAN_CONT_E FAN SPEEDCONTROL O