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Trouble Shooting Guide, Electrical
Trouble Shooting Guide T600, Electrical
by Toko (toko@gsm-free.org)
Contents
1 Explanations....................................................................................................................2
1.1 Service Test menu .............................................................................................2
2 Network Problems .................................................................................................
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Trouble Shooting Guide, Electrical 1 Explanations Component placing document is not available. 1.1 Service Test menu In the software of the phone there is a built in service function that allows testing some of the functions of the phone. They are as follows: 1. Service info 2. Service settings 3. Service tests To use the function press the following combination, using the navigation button and the keyboard: >*<<*<* 4/00021-2/FEA 209 544/74 A 2(12) S
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Trouble Shooting Guide, Electrical 2 Network Problems • Check that the Antenna connector internal is properly fitting and undamaged (Fig. 2-1). • If necessary replace the Antenna connector internal. • Check that radiator inside Antenna is not mechanical damaged, bended or oxidised. If needed, replace the antenna assy (Fig. 2-2). If the fault still remains, handle the unit according to local directives. Figure 2-1 Figure 2-2 4/00021-2/FEA 209 544/74 A 3(12)
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Trouble Shooting Guide, Electrical 3 On/Off problems • Check the keyboard for malfunction. If necessary clean the keyboard pads from circuit board and/or replace the keyboard according to the Working Instructions, Mechanical. • Check that the System Connector (Fig. 3-1) not is incorrectly soldered, mechanically damaged, dirty or oxidised. If necessary replace it. If the fault still remains, handle the unit according to local directives. Figure 3-1 4/00021-2/FEA 209 544/7
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Trouble Shooting Guide, Electrical 4 Display/Illumination Problems • Make visual check to ensure that the elastomer is properly in place in its housing in Display assy (Fig. 4-1). Also clean the Display pads from the circuit board if necessary. • Replace the display according to the Working Instruction, Mechanical. • In Display/Illumination problems make visual check to ensure that the White colour display LEDs (4 pieces) (Fig. 4-2) and Blue colour keymat LEDs (6 pieces) (Fig. 4
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Trouble Shooting Guide, Electrical Figure 4-3 4/00021-2/FEA 209 544/74 A 6(12) Sony Ericsson Mobile Communications AB
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Trouble Shooting Guide, Electrical 5 Capacity/Charging Problems • Check that the System Connector (Fig. 5-1) is not incorrectly soldered, mechanically damaged, dirty or oxidised. If necessary replace it. • Check that the Battery Connector (Fig. 5-2) is not incorrectly soldered, mechanically damaged, dirty or oxidised. If necessary replace it by BGA replacement machine. If the fault still remains, handle the unit according to local directives. Figure 5-1 Figure 5-2
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Trouble Shooting Guide, Electrical 6 Key Problems • Use the Service Test menu, choose Service tests/Keyboard. • Make sure if it is the Keyboard that causes the problem. Check keyboard pads and key domes for damage, dust, dirt, moisture and oxidation. Clean if needed. • If it is the Keyboard that causes the problem, replace the Keyboard. 6.1 Volume Switch does not work • Check Volume Switch soldering. • If Volume Switch that causes the problem, replace the Volume Switch (Fig.
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Trouble Shooting Guide, Electrical 7 Alert Problems 7.1 Buzzer • Use the Service Test menu, choose Buzzer. • Activate the buzzer using the keymat. • If it sounds low or distorted open the phone and inspect the Buzzer (Fig. 7-1) and the buzzer gasket in front cover. • Check the Buzzer (Fig. 7-1) for faulty soldering joints. • If necessary re-solder or change the Buzzer. If the problem is in the buzzer gasket, replace the Front cover. If the fault still remains, handle th
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Trouble Shooting Guide, Electrical Figure 7-2 Figure 7-3 4/00021-2/FEA 209 544/74 A 10(12) Sony Ericsson Mobile Communications AB
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Trouble Shooting Guide, Electrical 8 Software Problems • If there are problems with the response of the keyboard commands and/or spelling errors in the menu, that are not related to mechanical damage, make a master reset and flash the phone with the latest soft ware from EMMA II. • Checking the software revision can be done in the Service info, see Test Instruction, Electrical. Choose: Service info / SW information. The Software revision and date are shown in the display. If
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Trouble Shooting Guide, Electrical 10 Revision History Rev. Date Changes / Comments PA1 2002-05-21 First draft PA2 2002-06-05 Side Switch Volume Switch, pictures changed PA3 2002-07-18 - Chapter title changed from Repair Instruction, Electrical to Trouble Shooting Guide, Electrical, - .. according to the local company directives changed to .. according to local directives - chapter 9 SIM problem text corrected - fig. 2-1, 3-1, 5-1, 5-2, 9-1 changed - fig. 4-2, 4-3 ad
