Chapter 7. Waveforms; Waveforms - Sharp XG-PH70X Service Manual

XG-PH70X/XG-PH70X-N (1st. Edition)
CHAPTER 7.
XG-PH70X

WAVEFORMS

[1] WAVEFORMS
1 CN2703 4-pin
(MAIN PWB)
(CWCTR)
H:200µ sec/div
V:5V/div
5 IC17 45-pin
(PC I/F PWB)
(AD-HSIN)
H:10µ sec/div
V:2V/div
9 IC17 20-pin
(PC I/F PWB)
(BAIN0)
H:4µ sec/div
V:500mV/div
CN9002 60-pin
13
(FORMATTER PWB)
(HSYNCZ)
H:10µ sec/div
V:2V/div
2 CN2703 1-pin
(MAIN PWB)
(CWY1)
H:200µ sec/div
V:5V/div
6 IC17 44-pin
(PC I/F PWB)
(PCV)
H:10m sec/div
V:2V/div
10 IC17 17-pin
(PC I/F PWB)
(GAIN1)
H:20µ sec/div
V:500mV/div
CN9002 61-pin
14
(FORMATTER PWB)
(VSYNCZ)
H:10m sec/div
V:2V/div
7 – 1
Service Manual
3 CN3001 23-pin
(TERMINAL PWB)
(VIDEOI)
H:20µ sec/div
V:500mV/div
7 IC17 5-pin
(PC I/F PWB)
(RAIN0)
H:4µ sec/div
V:500mV/div
11 CN9002 38-pin
(FORMATTER PWB)
(LAMPEN)
H:2m sec/div
V:2V/div
CN9002 64-pin
15
(FORMATTER PWB)
(SSPO_CLK)
H:40n sec/div
V:2V/div
4 CN3001 21-pin
(TERMINAL PWB)
(S-CI)
H:20µ sec/div
V:500mV/div
8 IC17 13-pin
(PC I/F PWB)
(GAIN0)
H:4µ sec/div
V:500mV/div
12 CN9002 58-pin
(FORMATTER PWB)
(CLKIN)
H:10n sec/div
V:1V/div
CN9003 2-pin
16
(FORMATTER PWB)
(CWINDEX)
H:2m sec/div
V:2V/div