![background image](http://html.mh-extra.com/html/samsung/gt-i9000b/gt-i9000b_service-manual_1192518059.webp)
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-32
This Document can not be used without Samsung's authorization
Check C115
≤
-65dBm ?
8-3-15. WCDMA Band1 RX
CONTINUOUS RX ON
RF INPUT : 10700CH
AMP : -50dBm
NORMAL CONDITION
catch the channel?
Check the Voltage at
C186 = V_BAT ?
Check component soldering
status OK at PAM104, C185,
L120, L102, C114 ?
CHECK soldered
RFS100, L103, C115, L118
resolder or change
C186, PAM101
resolder or change
PAM104, C185,
L120, L102, C114
resolder or change
UCP200
Check the freq. at OSC100
:26MHz ?
change or resolder
OSC100
PAM101 CHECK
pin7 or C141, L109
≥
-65dBm ?
resolder or change
PAM101, C141, L109
WCDMA BAND1 Receiver is O.K?
resolder or change
UCSP200
END
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
Check component soldering
status OK at
U100, F100 ?
F100 PIN 10, 11
≥
-65dBm
resolder or change
U100, F100
NO
Check the voltage at
{R100 = V_BAT ?}
& {C110, C264 = 2.85V ?}
& {C111,C112,C233 = 1.8V?}
& {C109,C263 = 2.85V ?}
& {C112 = 1.8GV ?}
YES
Summary of Contents for GT-i9000B
Page 81: ...A100_SCH_D424_20090921_1034 sch 1 Fri Nov 06 13 35 46 2009 ...
Page 82: ...A100_SCH_D424_20090921_1034 sch 2 Fri Nov 06 13 35 48 2009 ...
Page 83: ...A100_SCH_D424_20090921_1034 sch 3 Fri Nov 06 13 35 57 2009 ...
Page 84: ...A100_SCH_D424_20090921_1034 sch 4 Fri Nov 06 13 36 00 2009 ...
Page 85: ...A100_SCH_D424_20090921_1034 sch 5 Fri Nov 06 13 36 00 2009 ...
Page 86: ...A100_SCH_D424_20090921_1034 sch 6 Fri Nov 06 13 36 01 2009 ...
Page 87: ...A100_SCH_D424_20090921_1034 sch 7 Fri Nov 06 13 36 02 2009 ...
Page 88: ...A100_SCH_D424_20090921_1034 sch 8 Fri Nov 06 13 36 02 2009 ...
Page 89: ...SAMSUNG Electronics Co Ltd GT I 9000 H W Pl at f or m 2 Gr oup ...
Page 94: ...SAMSUNG Electronics Co Ltd Block Diagram ...
Page 100: ...SAMSUNG Electronics Co Ltd Disassembly ...
Page 101: ...SAMSUNG Electronics Co Ltd Disassembly ...
Page 102: ...SAMSUNG Electronics Co Ltd Disassembly ...
Page 103: ...SAMSUNG Electronics Co Ltd Disassembly ...
Page 104: ...SAMSUNG Electronics Co Ltd Disassembly ...
Page 105: ...SAMSUNG Electronics Co Ltd Disassembly ...
Page 106: ...SAMSUNG Electronics Co Ltd Assembly ...
Page 107: ...SAMSUNG Electronics Co Ltd Assembly ...
Page 108: ...SAMSUNG Electronics Co Ltd Assembly ...
Page 109: ...SAMSUNG Electronics Co Ltd Assembly ...
Page 110: ...SAMSUNG Electronics Co Ltd Assembly ...
Page 111: ...SAMSUNG Electronics Co Ltd Assembly ...
Page 113: ...SAMSUNG Electronics Co Ltd PBA TOP BOTTOM ...
Page 114: ...SAMSUNG Electronics Co Ltd Power On Off ...
Page 115: ...SAMSUNG Electronics Co Ltd Initialization ...
Page 116: ...SAMSUNG Electronics Co Ltd Charging ...
Page 117: ...SAMSUNG Electronics Co Ltd SIM ...
Page 118: ...SAMSUNG Electronics Co Ltd M ain M IC ...
Page 119: ...SAMSUNG Electronics Co Ltd SPEAKER ...
Page 120: ...SAMSUNG Electronics Co Ltd RECEIVER ...
Page 121: ...SAMSUNG Electronics Co Ltd BT WiFi ...
Page 122: ...SAMSUNG Electronics Co Ltd FM RADIO ...
Page 123: ...SAMSUNG Electronics Co Ltd LCD ...
Page 124: ...SAMSUNG Electronics Co Ltd TSP ...
Page 125: ...SAMSUNG Electronics Co Ltd 5M CAM ERA ...
Page 126: ...SAMSUNG Electronics Co Ltd GSM 850 RX ...
Page 127: ...SAMSUNG Electronics Co Ltd GSM 1800 RX ...
Page 128: ...SAMSUNG Electronics Co Ltd WCDM A Band1 RX ...
Page 129: ...SAMSUNG Electronics Co Ltd WCDM A Band2 GSM 1900 RX ...
Page 130: ...SAMSUNG Electronics Co Ltd WCDM A Band8 GSM 900 RX ...
Page 131: ...SAMSUNG Electronics Co Ltd GSM 850 GSM 900 TX ...
Page 132: ...SAMSUNG Electronics Co Ltd DSC PCS TX ...
Page 133: ...SAMSUNG Electronics Co Ltd WCDM A Band1 TX ...
Page 134: ...SAMSUNG Electronics Co Ltd WCDM A Band2 TX ...