Hitachi 42PD8900TA Service Manual page 9

No. PIN NAME
104 SCL3(EEPROM)
105 SDA3(EEPROM)
106 EPGGO
107 EXT_RESET
108 OSD_CS
109 FC_ENABLE
110 V_P_DET_1
111 V_P_DET_2
112 IRQ_DTT
113 DTT_POWER
114 DISPEN
115 HDMI_A_SW
116 SCL5
117 SDA5
118 SCL6
119 SDA6
120 COLOR_SYS
121 AD_KEY3
122 AD_KEY2
123 AD_KEY1
124 TV.POWER
125 DIP.DET
126 POWER_SAVE
127 GND
128 FAN_ALARM *1
42PD8900TA
I/O Panel: PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I/O PDP
I PDP
I/O PDP
FUNCTION
2
I C(EEPROM)
2
I C(EEPROM)
EPGGO
EXTERNAL RESET
OSD CS
FC MicroComputer 3 Lines Enable
V_DET_1(Power Save Return)
V_DET_2(Power Save Return) Power Delay Control
DTT IRQ
DTT POWER
DISPEN/Backlight on
HDMI AUDIO SW
2
I C(Sil9021)
2
I C(Sil9021)
I2C(To the Side of Sensor Board) (AD7414)
I2C(To the Side of Sensor Board) (AD7414)
Color System (Pull-in range Switching)
AD KEY3**
AD KEY2*
AD KEY1(Power)
H:PowerON,L:(Standby,PowerSave)
DIP DET
L:Lighting(Standby,PowerSave), H:Lights-out
FAN ALARM
9
GND