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DS160 Mobile Phone Maintenance Manual V 0.1
DS160 Mobile Phone
Maintenance Manual
All information contained in this document, including texts, diagrams,
data, graphics, images, methodologies and ideas, is property of Shanghai
Huaqin Telecom Technology Co.,Ltd. No individual or organization has
any right to disclose, copy, replicate, photocopy or transfer any
information in this document without written authorization by Shanghai
Huaqin Telecom Technology Co.,Ltd.
Shanghai Huaqin Telecom Technology Co.，Ltd (OPEN DOC)
Page 1 of 29
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Summary of Contents for HQ DS160
- Page 1 DS160 Mobile Phone Maintenance Manual V 0.1 DS160 Mobile Phone Maintenance Manual All information contained in this document, including texts, diagrams, data, graphics, images, methodologies and ideas, is property of Shanghai Huaqin Telecom Technology Co.,Ltd. No individual or organization has...
- Page 2 DS160 Mobile Phone Maintenance Manual V 0.1 Revision record Revision Date Revision Revision Revision Description Author Version Reason Chapter 2009-11-13 V 1.0 Yali Liu First draft complete Shanghai Huaqin Telecom Technology Co.，Ltd (OPEN DOC) Page 2 of 29...
- Page 3 DS160 Mobile Phone Maintenance Manual V 0.1 Table of Contents 1. Technical Specifications..........................5 2. Disassemble Procedures..........................7 3 Functional Module ............................13 4. Troubleshooting ............................15 4.1 Unable to power on the phone ......................15 4.2 Ringtone Fault............................16 4.3 LCD display fault..........................17 4.4 Failure to Charge..........................18 4.5 Camera fault............................19...
- Page 4 DS160 Mobile Phone Maintenance Manual V 0.1 ZL99A is a GSM (GPRS) phone independently developed by Shanghai Huaqin Telecom Technology Co., Ltd. The Maintenance arrangement in this article includes three levels: The first level is able to locate the trouble at local by empirical without any special tools.
- Page 5 DS160 Mobile Phone Maintenance Manual V 0.1 1. Technical Specifications Table 1: Conductive Radio Frequency Radio Frequency (900MHz) Frequency range Transmission: 880-915MHz; Receiving: 925-960MHz Bandwidth per channel 200 kHz Total number of channels 174 channels x 8 (TDMA) Carrier modulation...
- Page 6 DS160 Mobile Phone Maintenance Manual V 0.1 Talk time* Around 90~160min (1200 mAh lithium battery) Standby time* 300~400h (1200 mAh lithium battery) * Depend on network conditions. Shanghai Huaqin Telecom Technology Co.，Ltd (OPEN DOC) Page 6 of 29...
- Page 7 DS160 Mobile Phone Maintenance Manual V 0.1 2. Disassemble and assemble Procedures 2.1 Disassemble procedure (1) Remove the screw-hole-plugs of the screw, battery cover You can pull out the screw with pins or other forceps .Be careful of the shell please. Push the back cover according to the direction by the arrowhead.
- Page 8 DS160 Mobile Phone Maintenance Manual V 0.1 (4) Remove the main board and the B cover a. Be careful of the side key b.Please take out the SIM card before you want to remove the main board (5) Remove the receiver and the main keys a.
- Page 9 DS160 Mobile Phone Maintenance Manual V 0.1 (6) Remove the LCD Turn on the LCD as the arrowhead showed and remove it with the iron . LCD PAD (7) Remove MIC After LCD removed, please dismantle the MIC with the iron.
- Page 10 DS160 Mobile Phone Maintenance Manual V 0.1 (8) Remove the RF bracket Remove the screw firstly .Then take down the bracket RF screw (9) Remove the FM bracket, SPK and DC Jack First remove the FM FPC PAD and the SPK pad with the iron. Then loose the Camera and take down the FM bracket.
- Page 11 DS160 Mobile Phone Maintenance Manual V 0.1 (10) Remove the Camera Remove the camera FPC with the iron as below. Camera Pad (11)Remove the electric torch LED Remove the electric torch LED with the iron. Electric torch Pad Shanghai Huaqin Telecom Technology Co.，Ltd (OPEN DOC)
- Page 12 DS160 Mobile Phone Maintenance Manual V 0.1 (12) Remove the Dome Remove the Dome as below, 2.2 Assemble procedure The assemble procedure is in opposition to the disassembling Shanghai Huaqin Telecom Technology Co.，Ltd (OPEN DOC) Page 12 of 29...
- Page 13 DS160 Mobile Phone Maintenance Manual V 0.1 3 Functional Module This part demonstrates the main functional module of ZL99A phone. MainBoard ① ② ③ ④ ⑤ Figure 3-1 Mainboard topside Description: ① LCM ② key LED ③key PAD ④receiver ⑤ MIC solder ①...
- Page 14 DS160 Mobile Phone Maintenance Manual V 0.1 ① speaker and speaker components ② camera and camera LDO ③ T-flash connector ④SIM card connector ⑤ RF components and RF connector ⑥ BT components ⑦ FM radio IC (RDA5802E) ⑧I/O connector and battery connector ⑨...
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