4. TROUBLE SHOOTING
- 81 -
START
I/O Connector(CN600)
Is well-soldered ?
Voltage at anode of
D700 = 5.2V ?
D700, U704 are
well-soldered?
YES
YES
YES
Voltage across R728 is
about 1.2V?
YES
Battery is charged?
YES
Charging is
properly operating
NO
NO
NO
NO
NO
Resolder the CN600
The TA is out of order
Change the TA
Resolder the
D700,U704
Replace the
D700,U704
The battery may have
problems.
Change the battery.
Checking Flow
Z3X-BOX.COM
Содержание MG300d
Страница 1: ...Date January 2006 Issue 1 0 Service Manual Model MG300d Service Manual MG300d Z 3 X B O X C O M ...
Страница 23: ...3 TECHNICAL BRIEF 24 Figure 3 1 SKY74400 FUNCTIONAL BLOCK DIAGRAM Z 3 X B O X C O M ...
Страница 48: ...3 TECHNICAL BRIEF 49 3 7 CAMERA IC AIT813 U504 Figure 3 15 AIT813 APPLICATION BLOCKDIAGRAM Z 3 X B O X C O M ...
Страница 50: ...3 TECHNICAL BRIEF 51 3 8 MIDI IC YMU787 U703 Figure 3 24 YMU787 BLOCKDIAGRAM Z 3 X B O X C O M ...
Страница 70: ...4 TROUBLE SHOOTING 71 4 2 TX Trouble SKY74400 FEM 13Mhz OSCILLATOR Test Points Z 3 X B O X C O M ...
Страница 83: ...4 TROUBLE SHOOTING 84 4 6 LCD Trouble EMI FILTER CN600 Test Points Z 3 X B O X C O M ...
Страница 88: ...4 TROUBLE SHOOTING 89 Figure 1_Blue_RST Figure 2_DEBUG_Tx Rx Figure 3_PCM_SYNCS Tx Rx USCO Z 3 X B O X C O M ...
Страница 110: ...5 DOWNLOAD AND CALIBRATION 111 8 Push the START button Z 3 X B O X C O M ...
Страница 111: ...5 DOWNLOAD AND CALIBRATION 112 9 Phone test Finish is shown in below screen Z 3 X B O X C O M ...
Страница 112: ...6 BLOCK DIAGRAM 113 6 BLOCK DIAGRAM Z 3 X B O X C O M ...
Страница 113: ... 114 Z 3 X B O X C O M ...
Страница 124: ... 125 MG300d 8 PCB LAYOUT Z 3 X B O X C O M ...
Страница 125: ... 126 MG300d 8 PCB LAYOUT Z 3 X B O X C O M ...
Страница 133: ...10 STAND ALONE TEST 134 Figure 10 2 HW test setting Figure 10 3 Ramping profile Z 3 X B O X C O M ...
Страница 137: ... 138 Z 3 X B O X C O M ...
Страница 138: ... 139 Z 3 X B O X C O M ...
Страница 140: ... 141 12 EXPLODED VIEW REPLACEMENT PART LIST Z 3 X B O X C O M ...
Страница 141: ... 142 Z 3 X B O X C O M ...