Hitachi 61HDX98B Manual page 106

OTHER KEY WAVEFORMS FOR TROUBLESHOOTING
H. Sync (PSD2 Pin 4) V. Sync (PSD2 Pin 8)
Vp-p = 4.719 V Vp-p = 4.531 V
Freq = 33.78 kHz Freq = 59.97 Hz
DC = 4.96 V DC = 0.04 V
SDA1 (PSU1 Pin7) SCL2 (PSD1 Pin 1)
Vp-p = 5.0 V
Vp-p = 4.969 V
Freq = Varies
Freq = 55.56 kHz
DC = 4.96 V
DC = 4.82 V
V. Sync (I001 Pin 2) AC 50/60 (I001 Pin 6)
Vp-p = 4.875 V
Vp-p = 4.875 V
Freq = 59.59 Hz
Freq = 59.97 Hz
DC = 5.2 V
DC = 2.54 V
H. Blk. (PSD2 Pin 6) V. Blk (PSD2 Pin 9)
Vp-p = 10.88 V
Freq = 33.78 kHz
DC = 1.8 V
SDA2 (PSD1 Pin2) Infrared (PFS Pin 2)
Vp-p = 5.187 V Vp-p = 4.875 V
Freq = Varies Freq = Varies
DC = 4.25 V DC = 4.96 V
Y (PinP U002 Pin 5)
Vp-p = 706.2 mV
Freq = 15.75 kHz
DC = 3.11 V
SCL1 (PSU1 Pin 6)
Vp-p = 5.250 V
Freq = 52.63 kHz
DC = 4.82 V
H. Sync. (I001 Pin 1)
Vp-p = 4.906 V
Freq = 33.75 kHz
DC = 4.21 V
I (PinP U002 Pin 6)
Q (PinP U002 Pin 7)
Vp-p = 575.0 mV
Vp-p = 425.0 mV
Freq = 15.75 kHz
Freq = 15.75 kHz
DC = 3.15 V
DC = 3.13 V