Pioneer PDP-5050SX Service Manual page 180

1
M30622F8PGP-K (DIGITAL VIDEO ASSY : IC5201)
A
• PDP UCOM
Pin Function (2/2)
No. Pin Name
51 DRV_OFF
52 RELAY
53 POWER
54 MR_ST_B
55 OP_DET
56 NC
57 PNL_MUTE
B
58 DITHER
59 NC
60 VCC2
61 PD_TRG
62 VSS
63 VH_PD
64 YDRV_PD
65 YRES_PD
66 YDCDC_PD
67 IC5V_PD
C 68 XSUS_PD
69 XDCDC_PD
70 XDRV_PD
71 NC
72 MR_AC
73 AC_DET
74 DVI_MUTE
75 A_MUTE
76 A_NG
77 A_SCL
78 A_SDA
D
79 TRUBASS
80 STB_SW
81 FOCUS
82 SRS
83 DDC_WP
84 DVI_DET
85 RSTBTMDS
86 L_SYNC
87 NC
88 NC
E
89 MASK1
90 MAX_PLS2
91 MAX_PLS1
92 TEMP
93 MODE
94 AVSS
95 MODEL
96 VREF
97 AVCC
98 NC
F
99 NC
100 AMG_MD
180
1
2
Function
Driving OFF
Power ON control output
Power ON control input
MDR connection detection
Rear case open detection
NC pin
Panel mute
PC/VIDEO dither switch (panel module exclusive use)
NC pin
Power supply = STB 3.3V
PD detection
GND
Vh power decrease PD
Y drive PD signal
Y drive PD signal
PD signal of Y drive DC-DC converter
5V power decrease PD
X drive PD signal
PD signal of X drive DC-DC converter
X drive PD signal
NC pin
MR power monitor
AC power monitor at panel side (same signal as CST1)
Mute of panel link output
Audio mute
Audio NG detection
IIC clock output for audio/others
IIC data I/O for audio/others
TRUBASS ON/OFF
Standby setting of audio amp.
FOCUS ON/OFF
SRS ON/OFF
DDCROM write protection
DVI cable disconnection detection
Reset detection of panel link receiver
DE omission detection of the panel link
NC pin
NC pin
[A/D] Mask display setting
[A/D] Brightness setting for panel module
[A/D] Brightness setting for panel module
[A/D] AD input for temperature sensor
[A/D] Operation mode setting
GND for A/D input
[A/D] CMX/HD/TV/WX distinction
Reference voltage for A/D input
Power supply for A/D input = STB3.3V
NC pin
NC pin
Address emergency monitor
PDP-5050SX
2
3
3
4
I/0 ACTIVE
O H
O H
I H
I L
I
I
I
− −
I L
− −
I H
I H
I H
I H
I H
I H
I H
I H
I H
I L
O H
O H
I L
O L
I/O L
O H
O L
O H
O H
O H
I H
I L
I L
I
I
I
I
I
− −
I
− −
− −
I H
4