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File name Gx30 Final.pdf

CONFIDENTIAL GX30 SERVICE MANUAL No. S5409TQGX30/B DIGITAL MOBILE PHONE MODEL E : For U.K. R : For Ireland S : For Spain EP: For U.K. (Prepaid) W : For Sweden D : For Greece Z : For New Zealand L : For Malta C : For Switzerland U : For Belgium GX30 (INTERNAL MODEL NAME: TQ-GX30E/G/R/T/S/H/EP/PP/W/B/D/A/Z/Q/L/F/C/K/U) G : For Germany T : For Italy H : For Netherlands PP: For Portugal (Prepaid) B : For Hungary A : For Australia Q : For Egypt F : For France K : For Austria · In the interests of user-safety the set should be restored to its original condition and only parts identical to those specified should be used. · Caution Risk of explosion if battery is replaced by an incorrect type, dispose of used batteries according to the instruction. CONTENTS SERVICING CONCERNS CHAPTER 1. GENERAL DESCRIPTION [1] Specifications ... 1-1 . [2] Names of parts... 1-2 . [3] Operation manual ... 1-3 . CHAPTER 2. ADJUSTMENTS, PERFORMANCE CHECK, AND FIRMWARE UPGRADE [1] SHARP Program Support Tool (SPST)... 2-1 . [2] Test points... 2-44 . [3] Troubleshooting ... 2-48 . CHAPTER 3. DISASSEMBLY AND REASSEMBLY [1] Servicing Concerns... 3-1 . [2] Disassembly and reassembly ... 3-4 . CHAPTER 4. DIAGRAMS [1] Block diagram... 4-1 CHAPTER 5. SCHEMATIC DIAGRAM AND WIRING SIDE OF P.W.BOARD [1] Notes on schematic diagram... 5-1 [2] Types of transistor and LED ... 5-1 [3] Waveforms of circuit ... 5-2 [4] Schematic diagram/ Wiring side of P.W.Board ... 5-5 CHAPTER 6. OTHERS [1] Function table of IC ... 6-1 [2] Function table of Camera ... 6-27 [3] Function table of Display ... 6-28 Parts Guide Parts marked with " " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the safety and performance of the set. SHARP CORPORATION This document has been published to be used for after sales service only. The contents are subject to change without notice. GX30 CONFIDENTIAL E Market Service GX30 Phone ManualCONCERNS SERVICING 1. When requested, back-up user's handset data using SPST (SHARP Program Support Tool). Otherwise, before servicing, warn the user that data in the memory may be lost during repairs. 2. Upgrade the firmware to the latest version using SPST before returning the handset to the customer. 3. After repairs, inspect the handset according to the following flowchart. Repairs are completed. (Fixed parts have been checked for proper operation.) Check IMEI NO./Operator code (Destination)/ Firmwar