Pioneer PDP-503CMX Service Manual page 41

3.2 WAVEFORMS
RGB ASSY
CH1 : IC5505 - pin 29 (SCL)
1
CH2 : IC5505 - pin 30 (SDA)
V: 5V/div. H: 500µsec/div.
CH2
CH1
CH2
CH1
CH1 : IC5505 - pin 81 ((E) SCL)
2
CH2 : IC5505 - pin 82 ((E) SDA)
V: 5V/div. H: 500µsec/div.
CH2
CH1
CH2
CH1
IC5505 - pin 20 (KEYSCAN)
3
V: 5V/div. H: 50msec/div.
IC5505 - pin 35 (TXDO)
4
V: 5V/div. H: 1msec/div.
IC5505 - pin 18 (REM)
5
V: 5V/div. H: 50msec/div.
CH1 : IC5505 - pin 1 (TXD)
6
CH2 : IC5505 - pin 2 (CLK)
V: 5V/div. H: 100µsec/div.
GND
GND
GND
GND
IC5505 - pin 15 (XIN)
7
V: 2V/div. H: 50nsec/div.
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
PDP-503CMX, PDP-503MXE, PDA-5002
CH1
GND
CH2
GND
CH1
GND
GND
CH2
GND
41