Pioneer PDP-501MX Service Manual page 63

Pin No. Pin Name
51 PMH
52 A MUTE
53 *PNL CE
54 PLD1 CE
55 OSD CE
56 DAC CE
57 ON MUTE
58 PLD3 CE
59 PLD3 RST
60 GATE CE
61 AFC SET
62 EMG S1
63 EMG S2
64 FR SEL
65 *OSD CLR
66 *RESET2
67 FAN
68 TEMP PD
69 *CB MUTE
70 EMG
71 SYNC OX2
72 SYNC OX1
73 (VCC)
74 (VRF)
75 (AVSS)
76 TEMP1
77 TEMP2
78 TEMP3
79 TEMP4
80 TEMP5
7
24LC64(I)SN
(µ-CON ASSY (1/5) : IC3704)
EEPROM
¶ Pin Assignment
A0 1 8 V
A1 2 7 WP
3 6
A2 SCL
4 5
V SDA
SS
I/O
I H SYNC when G ON SYNKCOMP SYNC
O NOT USED
O Enable for panel microprocessor
O Enable for PLD1
O Enable for OSD
O Enable for DAC
O NOT USED
O -
O Enable for PLD3
O Reset for PLD3
O NOT USED
- NOT USED
- NOT USED
O When free-running is selected: H
O When OSD is cleared: L
I AC disconnection: L (includes PD detection)
O NOT USED
O PD output for abnormally high temperature
O When ID is set:H
O NOT USED
I Input for power management
I Input for power management
- -
- -
- -
I Temperature detection data input. L: Luminance change.
I Temperature detection data input. L: POF.
I Temperature detection data input (NOT USED).
I Temperature detection data input (NOT USED).
I Temperature detection data input (NOT USED).
CC
PDP-501MX, PDP-V501X
Pin Function
¶ Block Diagram
A0--A2 WP
I/O MEMORY
CONTROL CONTROL
LOGIC
LOGIC
I/O
SCL
SDA
V
CC
V
SS
HV GENERATOR
EEPROM
XDEC
ARRAY
PAGE LATCHES
YDEC
SENSE AMP
R/W CONTROL
63