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SERVICE MANUAL
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______________________________________________________________________________________________________________
SPECIFICATIONS
Signalling format Frequency range Dual-Band E-GSM 900 MHz,Transmit: 880 ~ 915 MHz Receive: 925 ~ 960 MHz DCS 1800 MHz , Transmit: 1710 ~ 1785 MHz Receive: 1805 ~ 1880 MHz Class 4 (2W) Class 1 (1W) Pluggable mini SIM card High resolution full graphics display Resolution: 97 x 33 pixels 1 header line for icons 3 lines x 16 large characters 200 kHz E-GSM: 174 DCS: 374 Transmit frequency drift (synchronized) < 0,1 p.p.m GSM: 2W DCS : 1W Standby : 50h -180h standard battery 70h -250h extended battery Talk time : 2h30 - 6h standard battery 3h30 - 8h20 extended battery
GSM power class DCS power class SIM chip Display
Channel spacing Number of channels Frequency stability RF output power Battery life
3257$%/( ',*,7$/ &(//8/$5 7(/(3+21( :,7+ $&&(6625,(6
Power requirements Operating temperature Accessories operating temperature Battery pack charging temperature Dimensions Weight Volume Supplied accessories Optional accessories
-10C to +55C ± 0C to +45C ± 0C to +40C
3.8 V (nominal)
139 mm x 45.5 mm x 26.5 mmñ 139 g 120 cmñ Power adapter : QN-2AC8 (Chinese) QN-2AC2 (UK) Battery (std.) QN-CD5BPS Battery (extd.) QN-CD5BPE Cigar Lighter Charger QN-2CC Travel Charger QN-2TC Handsfree kit QN-CD5HFK EasyCom(SoftModem)QN-2EC PC-Card QN-2PCM Headset QN-2HS Desktop Charger QN-CD5DTC
Design and specifications are subject to change without prior notice. This appliance conforms with EEC Directive 87/308/EEC regarding interference suppression.
NOTE
This device contains electrostatic sensitive components. Damage can occur to these components if the appropriate handling is not adhered to.
Handling precautions: A working area where Digital Cellular Telephones may be safely handled without undue risk of damage from electrostatic discharge, must be available. The area must be equipped as follows: ½ ½ All working surfaces must have a dissipative bench mat, safe for use with live equipment, connected via 1.2M resistor to a common ground point. A quick release skin contact device with a flexible cord, which has a built in safety resistor of between 5.2M and 1.2M shall be used. The flexible cord must be attached to a dissipative earth point. All containers and storage must be of the conductive type.
½
Batteries: This device contains an internal battery in addition to the external battery packs. These batteries are recyclable and should be disposed of in accordance with national legislation. They must not be incinerated, or disposed of as ordinary rubbish.
2
TABLE OF CONTENTS
SECTION 1
Specifications ............................................................... (see Cover sheet)
SECTION 2
General Descriptions 2.1 Multi Band ................................................................ 05 2.2 Real Time Clock ........................................................ 05 2.3 Vibra Alert Functionality ............................................... 05 2.4 Battery Safety ............................................................ 05 2.5 Battery Capacity ......................................................... 06 2.6 Accessory Interface ..................................................... 06-07 2.7 RF Antenna connector / antenna switch........................... 08 2.8 Languages ................................................................ 08
SECTION 3
Available Accessories 3.1 Hands free kit QN-CD5 HFK................................09 3.2 Cigar Lighter Charger QN-2 CC......................................09 3.3 Travel Charger QN-2 TC...................................... 09 3.4 EasyCom-SoftModem QN-2 EC...................................... 09 3.5 PC Card QN-2 PCM................................... 10 3.6 Head set QN-2 HS...................................... 10 3.7 Desktop Charger QN-CD5 DTC................................10 3.8 Extended Battery QN-CD5 BPE................................10
SECTION 4
Operating Instructions 4.1 Basic Features ........................................................... 11 4.2 Icon Glossary ............................................................. 12 4.3 Menu Overview .......................................................... 13
SECTION 5
5.1 Disassembly .............................................................. 14-15 5.2 Interface to GSM-Tester ............................................... 16
3
SECTION 6
Programming Instructions 6.1 Requirement .............................................................. 17 6.2 Hardware set-up ..........................................................17 6.3 Software set-up .......................................................... 17-18 6.4 Display contrast adjustment ...........................................19
SECTION 7
7.1 Block Diagram Radio Frequency ................................. 20 7.2 Block Diagram Baseband .......................................... 21
SECTION 8
Exploded View ................................................................. 22
SECTION 9
9.1 Spare Parts and Accessories List ................................... 23
4
SECTION 2 GENERAL DESCRIPTIONS
2.1 Multi-band :
CMD-CD18 support E-GSM 900 and DCS 1800 multi-band functionality.
Because the usage of multi-band depends on network capabilities, the phone is able to operate as a single band mobile in GSM 900 as well as in DCS 1800; In addition it supports the extra functionality required for multi-band mobile stations: Inter-band/"seamless" hand-over, channel assignment, cell selection and re-selection, all between both bands within a Public Land Mobile Network. The manual and automatic PLMN selection in both bands is given. The user does not need any special action to use the multi-band functionality of the phone. Users are able to manually roam between PLMN's operating in GSM 900 and DCS 1800 bands. The CMD-CD18 is a phase II, GSM 900 class 4, DCS 1800 class 1 mobile phone. The nominal maximum output power for GSM 900 is 2W, for DCS 1800 1W.
2.2 Real Time Clock (RTC):
The real time clock is integrated into the phone.
When the mobile is switched on the RTC is powered via the CPU. When the phone is powered down, the RTC is powered from the main battery via it's own low quiescent current regulator. When the main battery is low or removed, a back-up battery keeps the clock alive. After the main battery has reached a voltage level of 3.5V the RTC keeps the time for 10 days. After the main battery is removed the RTC keeps the time for 10 min.
2.3 Vibra Functionality
The vibrator is a 1.3V device with a vibrating frequency fixed at 120Hz (±20%) and located in the handset. A general port pin of the CPU controls the switch mode of the vibration motor. It is powered directly from the battery by an interface control unit. If the mobile is in the phase of switching on or off the vibrator is off at all times.
2.4 Battery Safety
The battery pack contains a safety circuitry. The charging circuitry and the safety circuitry together guarantee a double fail-safe battery pack. This means that each component can be either short or open and still all the safety requirements will not be violated. The safety concept protects against: Over voltage: The charging is stopped when Battery Voltage (Vbat) reaches (4.24V- 4.3V). The charging resumes when Vbat falls below (4.11V - 4.23V). Under voltage: When the cell voltage drops below (1.3V - 1.7V) the cell is disconnected for discharging. Charging is still possible.
5
2.5 Battery Capacity:
Standard Battery Extended Battery 1000mAh typical 1450mAh typical Li-ion QN-CD5BPS Li-ion QN-CD5BPE
The phone can be charged even during making phone calls. However, the shortest charging time will be reached when the phone is switched off. As the charging is integrated in the battery pack, the phone cannot be powered up by the charger without the battery pack being attached.
2.6 Accessory interface
The table explains what kind of pins the phone supplies to the different accessories.
Pins
GND
Charge
ACC_ power
Audio IN
Audio Out
ACC ID
ACC Detect
TX (OUT)
RX (IN)
AGND
18 Charger CLC Desktop charger Head set HFK PCMCIA EasyCom
1/2
3
14
13
11
6
9
10
12
Connector layout
Connector view from base of phone
6
The connector comprises the following pins:
Detection:
The detection of accessory is done by the charge pin and the detect pin. Any accessory with an active charge will wake up the phone. The insertion and removal of the charger (Cigar Lighter Charger, Desktop-Charger, AC-Charger) is detected via polling. To reduce the power consumption the polling can take up to 5 sec. The insertion and removal of other accessory is detected via an Interrupt. This detection is only possible when the phone is powered up.
ID:
The ID pin indicates what kind of accessory is connected.
ACC power:
ACC-power has different functionality with different accessories. ACC-power supplies power to the headset (min.2.7V and min. 10 mA) or will be used as a signaling pin for the Hands Free Kit. In the car-kit environment the ext. Vbat indicates that a phone call is accepted/in progress. This information is used by the car-kit to power up the audio section of the car-kit, mute the car stereo and keep the car-kit powered up even when the ignition is switched off. Due to the fact that the ID of the accessory is detected first, the ACC power is not current limited (protected).
RX and TX:
This is used as the communication interface to the PCMCIA card "QN-2PCM" or the PC-link cable "QN-2EC".
Audio In and Audio Out
These pins build the audio interface to the Head-Set and the Hands Free Kit.
Audio IN:
To limit the noise which is coupled on the Mic-line, the Mic amplifier in the Hands Free Kit "QN-CD5HFK" and Head-set "QN-2HS" have an output 280mVrms into 10k.
Audio OUT:
The single ended output delivers 265mV into a 32 load.
7
2.7 RF Antenna connector / antenna switch
To connect an external antenna for accessory use, the CMD-CD18 contains a stable RF connector with an integrated mechanical switch. This connector is placed on the PWB. The integrated mechanical switch switches between the helix antenna and the external RF antenna connection. The switching criterion is mechanical pressure from the RF accessory connector.
2.8 Languages
The CMD-CD18 supports the following languages:
· Chinese (Simpl.) · Chinese ( Trad.) · English
8
SECTION 3 ACCESSORIES
3.1 Hands Free Kit
The Hands Free Car Kit QN-CD5HFK is designed to offer superior speech quality and Full Duplex speech transmission. In Full Duplex operation both parties can speak simultaneously. The Car Kit has a RF connector for the use of an external antenna to offer a high quality radio link to the base station. It is a one box design for quick and easy installation. Specifications: Input voltage Rated output voltage Rated output current
DC 12V-24V, negative ground 5.0V 500mA
3.2 Cigar Lighter Charger
The QN-2CC Cigar Lighter Charger is only for use in vehicles equipped with a 12-24 volt negative ground electrical system. This Charger is intended for charging purposes only and not for making/receiving phone calls in the car. Charging Time: Full charging can take up to ~3 hours, but will be longer if the CMD-CD18 is switched on or if the temperature is outside the 0°C - 45°C operating range. Specifications: Input voltage Rated output voltage Rated output current
DC 12-24V, negative ground 5.0V 500mA
3.3 Travel Charger
The Travel Charger QN-2TC is a small and lightweight device. It has a full Input Voltage Range from 100-260Volts. Using a standard cable makes the connection to the mains socket. Specifications: Input voltage Rated output voltage Rated output current
100 to 260 V 5.0V 500mA
3.4 EasyCom (Soft Modem)
The EasyCom QN-2EC Data Cable connects the phone to a PC via a RS 232 cable. It supports SMS and Phonebook function as well as Full Data/Fax Capability 9.6 Kbps. This configuration is available for Windows 95/98.
9
3.5 PCMCIA Card
The functionality of the PC Card QN-2PCM is the same as the Data Cable QN-2EC.
3.6 Headset
The Headset QN-2 HS supports full Handsfree Operation, Auto Answering to incoming calls, as well with microphone muting function.
3.7 Desk Top Charger
The desktop charger QN-CD5 DTC can charge either the Standard or Extended battery within the phone attached. The Desk Top Charger gets its power supply via the Power adapter or the Travel charger QN-2TC. Specifications: Input voltage Rated output voltage Rated output current
DC 5V 5.0V 500mA
3.8 Extended Battery
Specifications: Lithium Ion Battery Maximum output voltage Nominal output voltage Capacity QN-CD5 BPE DC 4.2V DC 3.8V 1450mAh
10
SECTION 4 OPERATING INSTRUCTIONS
The Basic Features of Your CMD-CD18
The Jog Dial
The Jog Dial provides One-Handed Operation navigated by your left hand, freeing your right hand for other activity like taking notes, etc. Give the Jog Dial a quick turn in either direction in standby mode to spin through the main menu options. With one simple press of the Jog Dial in standby mode (the Network Operator name appears on the display), the Phonebook is at your fingertips. Press and hold the Jog Dial (for more than one second) to call a Phonebook selection or number on the display.
Operation Function
Rotate
Function
Scrolls through menu options.
Press (click)
Selects an option (highlighted) in the display. Accepts an entry made by alphanumeric keys.
Press and hold
Dials the phone number selected. Exits from one menu to the previous one.
The Menu Key
In standby mode, press the Menu key and then use the Jog Dial to spin through the Main Menu with options to change your phone settings and access different features. See also Menu Operation.
The Manner key
This is the key to good mobile phone manners. Press once to quickly turn the ringer and all tones to silent mode to avoid disturbance. Just press twice and the ringer is restricted to a discrete single beep. Press again to turn on the Vibra Alert without the ringer; once more to turn on the Vibra Alert and ringer simultaneously; and again to turn the Vibra Alert and single beep ringer. To turn the ringer on again, simply press again. For your convenience, pressing in standby mode will toggle between the two last settings. However when the phone is ringing, pressing once will always turn the ringer and all tones to silent mode. The icons shown above will help you to see your Manner Key setting at a glance in standby mode. During a call you can also press again to turn on the microphone. For your reference, the options you activated using are indicated by an icon in the display. See also Icon Glossary.
The Voice Mail Key
To speed dial your Voice Mail, press and hold the to automatically dial your "personal answering service" to listen to messages, etc. See also Phonebook, Voice Mail.
The Keypad Lock
Your CMD-CD18 can be locked to avoid involuntary dialing or menu scrolling especially when carrying your mobile phone. Simply press followed by key to lock your CMD-CD18 keypad and even the Jog Dial restricting any activity EXCEPT emergency calls (112). It is still possible to answer an incoming call and even reject an incoming call by pressing when the keypad is locked. Simply repeat the key combination . then in order to unlock your phone again.
11
Icon Glossary
Your phone lets you see at a glance if you have missed calls, have messages waiting, and the status of options you have selected (like if you have diverted your phone or turned the ringer off). Sony has developed the following icons to provide you with a quick overview of your mobile activity: ICON Explanation Keypad locked SMS Message (flashing = message storage full ) Voice mail Notification Battery strength (flashing = battery level low) Network strength Network not available (no calls possible) Active call Incoming call Option activated Option deactivated Missed calls Divert option activated Vibra Alert activated Vibra Alert + Ringer activated Vibra Alert + Single Beep activated Ringer switched to volume 0 Ringer and all tones switched to Silent Mode (off) Ringer switched to Single Beep Ringer Volumes choices Speaker Volume Microphone Mute
12
Menu Overview
Rotate the Jog Dial or press the Menu key from standby mode to access the main menu :
DIVERT
If not Reachable If No Reply If Busy All Calls Clear All
MESSAGING
Read Create Service Centre Settings Local Area Info
REDIAL LIST
Last Calls
CONTROL
Security
PREFERENCES
Caller ID Select Line* Language Ringer Volume Ringer Tone 1Minute Beep
TOOLS
Clock Calculator Calendar Data Services
Received Calls Network Services Missed Calls Clear All Time, Cost
Key Click Sound DTMF Tones Illumination Auto Redial Auto Answer Any Key Answer Welcome Message Factory Reset
* Network-dependant
13
SECTION 5 DISASSEMBLY
IMPORTANT NOTE :
The IMEI Sticker mounted on the main board (visible from the battery compartment) should not be removed at all. The IMEI number is the electronic identification of the hardware, and it is stored electronically. There should be no discrepancy between the number on the sticker and the number within the set logic allowed.
Remove the battery and the 4 screws in the battery compartment. Note that the SIM card is also located in this area
Insert the hook release jig (p/n 3-043-180-01) in the gap between upper and lower case. Then gently slide the jig in the direction of the white arrow. This is to release the claws between the upper and lower case (as indicated by the black arrows). Important: Do not insert the hook release jig too deep into the gap, that might result in damaging the PWB while sliding the jig.
The front cosmetic and back cosmetic can now be separated, and the main board can be taken out.
14
1
2
The LCD unit can be lifted out in the way as follows: 1. disconnect the flex cable 2. unsolder the cushion 3. release the LCD assembly clips from the main board.
The Vibra Alert unit consisting of the Vibra motor, Capacitor and the flex cable, is attached to the shield case. It is removed by disconnecting from the 9pin connector.
IMPORTANT: Do not detach the shield case from the main board
Parts on the main board specified in the parts list can now be reached.
Re-assembly procedure :
To re-assemble the unit, apply the reverse order of the above mention disassembly procedure.
15
5.2 Interface to GSM-Tester
CMD-CD18 Level 1 Testing with GSM Tester
CMD-CD18 + Battery Pack + Test SIM Card
Service Test Connector
Cradle Part No. 3-043-179-01 RF cable output
RF input Connector
GSM TESTER
Level Test Procedure with GSM TESTER recommendation:
· · Simulate GSM call processing to check the functionality of transmit and receive audio of loudspeaker and microphone. Basic GSM transmission & reception parameter testing to ensure handset's performance compile with standard GSM specification.
16
After changing the settings, the new values are stored in the file "flash.ini" in the windows directory.
·
Click on "File"/"Open..." and select an SRE file for downloading. - The CMD-CD18 software is located in the CD18.SRE file. - Any other SRE file is either only needed for the program itself, or can be a melody file (see below) There are 3 kinds of SRE files:- "CD18.sre" for actual software download - "melody.sre" for melody software download - "fuflash.sre" is an application software (do not use / modify)
· · ·
Press the "LOAD" button of the program. Switch on the CMD-CD18. Now the program runs automatically.
NOTE
- CMD-CD18 Flash Loader can allow for erasing the entire personal phone book entries and all adjustment settings, by selecting "NVM DATA AREA" only. A warning message is displayed if this item is selected. Once the entire phone book entries are erased, there is no possibility to recover the data. - CMD-CD18 Flash Loader can allow for loading different ringer melodies by selecting "MELODY AREA" only, then load the new file CD18melody.sre. It is important to change the erase mode settings back to "PROGRAM AREA" and "LANGUAGE AREA", in preparation for software update.
18
6.4 Display contrast adjustment
1. The hardware set-up for this adjustment is the same as for the software update.
2. Once the hardware connection is made, the CMD-CD18 must be powered on with the battery pack.
3. The display contrast adjustment software is DOS-based, the program name is LCDCONT.EXE.
4. When activating this program (either from within Windows or from the DOS prompt), by default COM port 1 is selected as the interface between PC and the external connector of the CMD-CD5. For other COM port selection, go to DOS prompt and enter the following parameter: LCDCONT.EXE p. (where is the number of the COM port you want to activate) For example: to select COM port 2, the correct command to activate the program is: LCDCONT.EXE p2.
5. When the program is correctly set and activated, the following sequence will appear on the PC:
Waiting for mobile LCD contrast: X (this message will appear for a few seconds only) (X is a numeric value between 0 and 15)
6. The LCD contrast is adjustable by keying the ( ) and ( ) arrows while observing the CMD-CD18 display.
7. Once the best contrast setting is adjusted, just exit from the program and leave the DOS prompt. The adjusted value will be automatically written into the CMD-CD18 memory.
19
SECTION 7 DIAGRAMS
7.1 Radio Frequency (RF) Block Diagram
EGSM 925 - 960 MHz
28 29
EGSM LNA
26
PMB 2411
EGSM
13 14 20 21
LPF
43 48
RX IP RX IN
BPF2 DCS LNA
15
BPF4
17 8 18 9
282 MHz IF Filter
8 9
PGC
1 2 282 MHz 0° 90°
Rx
LPF
37 42
DCS 1805 - 1880 MHz
1 2
DCS
11 12 6 7
BPF3
RX QN RX QP
BPF5
BPF1
GSM LO 1207 - 1242 MHz DCS LO 1523 - 1598 MHz
564 MHz
IF VCO
23 LO20X LO20
10 11
SERDA SERCK
PMB 2333
RX
12
PGC_TX_STR
Antenna
1 RX 900
GSM
3 PD1
32 33 34 35
18 PD2 16
24
REF_13MHz to BB
VC - TCXO
13 MHz AFC
RX 1800
( + Filter)
DUAL RF VCO
TX 900
DCS
.
Dual PLL
RF2 RI 13 8 9 10
5
RF1
PMB 2346
Vpd1 Vpd2 Vcc2
SYN_STR SERDA SERCK
RF2V8
TX 1800
VBB2
3 8
Vcc1
Diplexer switch
SYN2V8
VBB1
GSM : 1162 - 1197 MHz DCS : 1521 - 1596 MHz
23
GSM AND DCS : 558, 564 and 570 MHz
TX
21 RF
LO MO 25
Matching
EGSM PA-Module 880..915 MHz
DUAL TX VCO GSM
GSM : Fpd = approx. 140 MHz R GSM 900 : R=4 DCS 1800 : R=6 1 CR 11 27 IF 1 2
LPF
19 DCS PA-Module 1710..1785 MHz
DCS : Fpd = approx. 95 MHz CP
TX IF Filter
1 CN N GSM 900 : N=2 DCS 1800 : N=2 Vcc1 Vcc2 Vcc3 Vcc4 Vcc5 9 6 E
TX IN TX IP
Matching
DCS
SERCK SERDA PGC_TX_STR
13 14 15
90° 0°
Tx
3 4
TX QP TX QN
PMB 2251
TXPLL2V8
The GMSK modulated 900 MHz / 1800 MHz signal received by the antenna is downconverted into the baseband via an intermediate frequency of 282 MHz. In the transmit direction the digitally GMSK-modulated baseband signal is modulated to the transmit frequency in the 900 MHz / 1800 MHz bands by means of a modulation loop and the dual power VCO.
The radio part mainly consists of the RF Synthesizer, Receiver (RX), Transmitter (TX), power amplifiers, diplexer/switch, antenna connector with integrated switch and antenna.
20
7.2 Baseband Block Diagram
data/address/control signals
LCD
RF circuit Flash/RAM CPP 13 MHz clock
· · · ·
Keypad Ringer Back light Jog dial
SIM Interface /3/5 Volt SIM
A/D converter
JTAG/SSI
32 kHz clock
Power / Power management circuitry
RX/TX Accessory ID/Detect
VCHG Accessory Power VBATT
SC1 Audio I/O
Global I/O connector
21
SECTION 8 EXPLODED VIEW
Note:
· ·
The parts with no reference in the exploded view are not supplied. The construction parts of an assembled part are indicated with a collation number in the remark column.
22
SECTION 9 SPARE PARTS AND ACCESSORIES LIST
Ref. No.
1
Part Number
X 3377 737 1 X 3377 738 1 X 3377 739 1 3 038 175 01 3 038 176 01 1 754 089 11 A 3647 481 A 3 031 803 03 3 038 181 01 1 529 191 12 1 542 407 11 1 759 436 21 3 031 801 01 1 418 057 22 1 756 040 11 1 793 633 21 1 793 605 21 A 3647 660 A 3 041 807 01 1 127 709 41 1 763 207 11 1 793 615 21 1 675 575 11
Description
Cabinet, Upper Assy Cabinet, Upper Assy Cabinet, Upper Assy Cabinet Lower Cap, RF Antenna LCD, Assy Cushion, LCD Rubber Key Loud Speaker Microphone Ringer Cushion, Ringer Jog Encoder Battery, Manganese Lithium Connector (External) Sim Connector Battery Pack Assy Screw 2.0x10 Capacitor, Elect 4400MF Motor, Oscillation FFC/FPC Connector PWB, Flexible
Remark
Metallic Black Metallic Blue Classic Silver
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
(6)
Back up battery 25P
99.00% 6.3V Vibra Alert 9P
Instruction Manual
3 868 364 41 3 868 364 61 3 867 714 21 Chinese (Simplified) Chinese (Traditional) English
AC Power Supply
1 418 685 21 1 418 679 21 QN-2AC8 QN-2AC2 Chinese UK
Jigs
3 043 179 01 1 792 172 11 3 043 180 01 9 870 401 11 Cradle Data Transfer Jig Hook Release Jig Service Manual Service-Test Connector Software Update Housing Opening Chinese Model
23
9-870-401-11
Sony International (Europe) Digital Telecommunication Europe Service Promotion Group
English Printed in Germany 1999.08 Published by DTCE