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32

August 01, 2001

6881039B15

Disassembly

Product Family C25 and C43

PRELIMINARY

6.

Apply even pressure across the entire surface of the switch dome array to
ensure proper adhesion.

7.

Replace the transceiver board, rear housing, SIM, and battery as described in
the procedures.

8.

Verify correct operation.

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Summary of Contents for C25

Page 1: ...Level 1 and 2 Service Manual Product Families C25 C43 Dual Band Wireless Telephone Talkabout 191 190 by Toko toko gsm free org ...

Page 2: ......

Page 3: ...eplacing the Rear Housing 20 Removing and Replacing the Antenna 22 Removing and Replacing the Vibrator and Vibrator Grommet 23 Removing and Replacing the Alert Transducer Assembly 24 Removing and Replacing the Transceiver Board 25 Removing and Replacing the RTC Battery 26 Removing and Replacing the Keypad 27 Removing and Replacing the Earpiece Speaker 28 Removing and Replacing the Microphone and M...

Page 4: ...ii August 01 2001 Table of Contents Product Family C25 and C43 PRELIMINARY ...

Page 5: ...luded in Product Family C25 and C43 telephones are listed on the front cover Product names are subject to change without notice Some product names as well as some frequency bands are available only in certain markets Product Changes When electrical mechanical or production changes are incorporated into Motorola products a revision letter is assigned to the chassis or kit affected for example A B o...

Page 6: ...es proper installation operation and maintenance of PF C25 and C43 telephones Refer questions about this manual to the nearest Customer Service Manager A product family is the group of products having the same Account Product Code APC To locate the APC on a device refer to Mechanical Serial Number MSN later in this manual Audience This document aids service personnel in testing and repairing PF C2...

Page 7: ...il very early on after the date of sale are to be returned to Manufacturing for root cause analysis to guard against epidemic criteria Manufacturing to bear the costs of early life failure Product Support Customer s original units will be repaired but not refurbished as standard Appoint ed Motorola Service Hubs will perform warranty and non warranty field service for level 2 assemblies and level 3...

Page 8: ...ement When ordering crystals or channel elements specify the Motorola part number description crystal frequency and operating frequency desired When the Motorola part number of a component is not known use the product model number or other related major assembly along with a description of the related major assembly and of the component in question In the U S A to contact Motorola Inc on your TTY ...

Page 9: ...with 500 mAh battery Weight 85 gm 2 9 oz with 500 mAh battery Temperature Range 10 C to 55 C 15 F to 130 F Battery Life 550 Ni Mh Battery Talk Time 120 to 300 minutes Standby 50 to 120 hours Battery Charge Time 3 Hours Alert Volume 95 dB 5 cm Transmitter Function Specification RF Power Output 33 dBm nominal GSM 900 30 dBm nominal GSM 1800 Output Impedance 50 ohms nominal Spurious Emissions 36 dBm ...

Page 10: ... battery The antenna is a fixed stub type antenna Features The PF C25 and PF C43 telephones use advanced self contained sealed custom integrated circuits to perform the complex functions required for GSM communica tion Aside from the space and weight advantage microcircuits enhance basic reliability simplify maintenance and provide a wide variety of operational func tions Features available in thi...

Page 11: ...meout line type phone number and connection type Simplified Text Entry There are three different ways to enter text using the phone keypad iTAP predictive text entry Press a key to generate a character and a dynamic dictionary uses this to build and display a set of word or name options The iTAP feature may not be available on the phone in all lan guages Tap Press a key to generate a character Num...

Page 12: ...tion can be used to Divert all incoming voice calls unconditionally Divert incoming voice calls whenever the phone is unavailable busy not reach able or not answered Divert incoming fax calls Divert incoming data calls Allow all calls through to the phone Detailed operating instructions for these and the other PF C25 and PF C43 features can be found in the appropriate PF C25 and PF C43 telephone u...

Page 13: ...in Figure 2 The PF C25 and PF C43 keypad operates as a conventional telephone keypad The alpha characters used in text messaging functions are shown in Figure 3 T191_controls eps Figure 1 PF C25 Controls and indicators locations CHARGER JACK HEADSET JACK ANTENNA EARPIECE LANYARD LOOP GRAPHIC DISPLAY MENU KEY RIGHT SOFT KEY LEFT SOFT KEY VOICE KEY POWER BUTTON KEYPAD SCROLL KEY SEND ANSWER KEY VOIC...

Page 14: ...10 August 01 2001 6881039B15 General Operation Product Family C25 and C43 PRELIMINARY T191_functkeys eps Figure 2 PF C25 Function keys ...

Page 15: ...s The large bit mapped 98 x 64 pixel display includes 3 lines of text 1 line of icons and 1 line of soft key labels Display animation makes the phone s menus move smoothly as the user scrolls up and down Turn animation off to conserve the battery T191_alpnumkeys eps Figure 3 PF C25 Alphanumeric keys Whether a phone displays all indicators depends on the programming and services to which the user s...

Page 16: ...C25 display when idle The phone s icon indicators are shown in Figure 5 Signal Strength Indicator Shows the strength of the phone s connection with the network Calls cannot be sent or received when the no signal indica tor is displayed T191_display eps Figure 4 PF C25 Idle display T191_icons eps Figure 5 PF C25 Icon indicators ...

Page 17: ...en the phone uses another network system out side the user s home network When leaving the home network area the phone roams or seeks another network Menu Indicator Indicates the user can press the menu soft key to open a menu Clock Shows the current time This is a network dependent feature User Interface Menu Structure Menu Navigation PF C25 and PF C43 telephones are equipped with a simplified us...

Page 18: ...14 August 01 2001 6881039B15 General Operation Product Family C25 and C43 PRELIMINARY T191_mwnu eps Figure 6 PF C25 Menu structure ...

Page 19: ...essages is lost Operation For detailed operating instructions refer to the appropriate User s Guide listed in the Related Publications section toward the end of this manual Pressing either volume key will mute the alert E All batteries can cause property damage and or bodily injury such as burns if a conductive materialsuch as jewelry keys orbeaded chains touch exposed terminals The conductive mat...

Page 20: ...16 August 01 2001 6881039B15 General Operation Product Family C25 and C43 PRELIMINARY ...

Page 21: ...m damage to device caused by electrostatic discharge ESD 6680388B67 Disassembly tool plastic with flat and pointed ends manual opening tool Used during assembly disassembly of device RSX4043 A Torque Driver Used to remove and replace screws Torque Driver Bit T 5 Apex 440 5IP Torx Plus or equivalent Used with torque driver 6680388B01 Tweezers plastic Used during assembly disassembly HP34401A2 Digit...

Page 22: ...ic discharge ESD Ensure adequate static protection is in place when handling shipping and servicing the internal components of this equipment G Avoid stressing the plastic in any way to avoid damage to either the plastic or internal components E All batteries can cause property damage and or bodily injury such as burns if a conductive materialsuch as jewelry keys orbeaded chains touch exposed term...

Page 23: ...ed into the housing then press the bottom end of the battery securely into the battery compartment until it locks into place Removing and Replacing the Subscriber Identity Module SIM 1 Remove the battery as described in the procedures 2 Slide the SIM latch in the direction of the arrow to unlock as shown in Figure 8 T191_battery_rem eps Figure 7 Removing the battery E There is a danger of explosio...

Page 24: ... out as shown in the figure 4 To replace carefully insert the SIM into the SIM holder Be sure the SIM is correctly positioned to contact the terminals when closed 5 Slide the SIM latch to lock in place 6 Replace the battery as described in the procedures T191_SIM_rem eps Figure 8 Removing the SIM SIM SIM LATCH ...

Page 25: ...Press the escutcheon firmly into place making sure pressure is applied evenly across the entire surface to ensure a tight bond 5 Replace the battery as described in the procedures Removing and Replacing the Rear Housing 1 Remove the battery and SIM as described in the procedures T191_escutcheon_rem eps Figure 9 Removing the rear escutcheon G This product contains static sensitive devices Use anti ...

Page 26: ...separate the rear housing from the front housing 5 Lift the rear housing from the front housing as shown in the figure 6 To replace align the front housing with the rear housing then firmly press together until the catches engage and the housings are properly assembled 7 Replace the 4 screws and tighten firmly Do not over tighten Push the battery latch in the direction of the arrow to expose the 2...

Page 27: ... pressure pull the antenna straight out of the rear housing to remove See Figure 11 3 To replace insert the end of the antenna carefully into the housing and after ensuring the antenna terminal is correctly aligned to contact the transceiver board when reassembled push straight into the housing until it snaps into place 4 Replace the rear housing SIM and battery as described in the procedures T191...

Page 28: ... from the rear housing easily 3 Separate the vibrator from the vibrator grommet 4 To replace insert the vibrator into the grommet Ensure the vibrator shaft can to rotate freely 5 Align the vibrator assembly with the rear housing so the vibrator terminals will contact the transceiver board contacts when reassembled then press into place until fully seated 6 Replace the rear housing SIM and battery ...

Page 29: ... backing from the new transducer then press the transducer into place in the rear housing cavity Be sure the transducer is straight fully seated in its cavity and positioned so its terminals will contact the transceiver board when reassembled 4 Replace the rear housing SIM and battery as described in the procedures T191_alert_rem eps Figure 13 Removing the alert transducer assembly G The alert tra...

Page 30: ...gure 14 4 To replace align the transceiver board with the front housing and gently press into place 5 Replace the rear housing SIM and battery as described in the procedures G This product contains static sensitive devices Use anti static handling procedures to prevent electrostatic discharge ESD and component damage T191_pcb_rem eps Figure 14 Removing the transceiver board Ensure the keypad is co...

Page 31: ... from its socket on the transceiver board See Figure 15 3 To replace align the new RTC battery with its socket so its positive terminal is facing upward then snap the battery in place until it is completely seated in the socket 4 Replace the transceiver board rear housing SIM and battery as described in the procedures G Dispose of used batteries according to the manufacturer s instructions T191_rt...

Page 32: ...e keypad from the front housing as shown in Figure 16 3 To replace insert the keypad into the front housing Ensure the keys align properly with the openings and the keypad is fully seated in the front housing 4 Replace the transceiver board rear housing SIM and battery as described in the procedures 5 Verify correct operation T191_keypad_rem eps Figure 16 Removing the keypad DISASSEMBLY TOOL FRONT...

Page 33: ...g from the new earpiece speaker then press the earpiece speaker into place in its front housing cavity Be sure the speaker is straight fully seated within the cavity and positioned so its terminals will contact the transceiver board when reassem bled 4 Replace the transceiver board rear housing SIM and battery as described in the procedures T191_speaker_rem eps Figure 17 Removing the earpiece spea...

Page 34: ... easily See Figure 18 3 Separate the microphone from the microphone grommet 4 To replace insert the microphone into the microphone grommet so the termi nals on the bottom of the microphone face outward Ensure the microphone is straight and pushed completely into the grommet G This product contains static sensitive devices Use anti static handling procedures to prevent electrostatic discharge ESD a...

Page 35: ...ome array as shown in Figure 16 3 Slowly peel the keypad switch dome array from the transceiver board to remove Discard the keypad switch dome array just removed 4 To replace remove the protective backing from a new keypad switch array 5 Align the new keypad switch dome array with the transceiver board The microphone assembly is keyed to fit the microphone socket only one way Be sure the opening i...

Page 36: ... Family C25 and C43 PRELIMINARY 6 Apply even pressure across the entire surface of the switch dome array to ensure proper adhesion 7 Replace the transceiver board rear housing SIM and battery as described in the procedures 8 Verify correct operation ...

Page 37: ...e net work Identification Each Motorola GSM device is labelled with a variety of identifying numbers The following information describes the current identifying labels Mechanical Serial Number MSN The Mechanical Serial Number MSN is an individual unit identity number and remains with the unit throughout the life of the unit The MSN can be used to log and track a unit on Motorola s Service Center D...

Page 38: ...e following diagram illustrates the various parts of this number Other label number configurations present are TRANSCEIVER NUMBER Identifies the product type Normally the SWF number i e V100 PACKAGE NUMBER Identifies the equipment type mode and language in which the product is shipped 000808 O Figure 21 IMEI Label Breakdown IMEI 16 Digits 6 Digits 2 Digits 6 Digits 2 Digits TAC FAC SNR IU Type App...

Page 39: ...res 6 Press to turn the phone ON Press and hold the button for approximately 3 seconds until TEST displays on the screen The phone may now be issued test commands listed in Table 2 Manual Test Mode Commands Table 2 Test Commands Test Command Test Function Name 300 OK List Software and Hardware version 301 OK Full keypad functional test 302 OK Acoustic Test 1 1 Greeting 2 Main Volume Gain 3 Input C...

Page 40: ...s still present proceed to b b Transceiver board assembly defective Replace the transceiver board assembly refer to 1c Verify that the fault has been cleared and reassemble the unit with the new transceiver board assembly 3 Display is erratic or provides partial or no display Transceiver board assembly defective Replace the transceiver board assembly refer to 1c Verify that the fault has been clea...

Page 41: ...r defective Replace vibrator as described in the procedures If the fault has not been cleared proceed to b b Transceiver board assembly defective Replace the transceiver board assembly refer to 1c Verify that the fault has been cleared and reassemble the unit with the new transceiver board assembly 9 Internal Charger not working Faulty charger circuit on transceiver board assembly insert a known g...

Page 42: ...RELIMINARY Programming Software Upgrade and Flexing The following hardware codes must be observed when flashing phones Contact your local technical support engineer for information about equipment and procedures for flashing and flexing Hardware Code Region ID1 EMEA ID2 Asia ...

Page 43: ... Number Charts PRELIMINARY Part Number Charts The following charts are provided as a reference for the parts associated with PF C25 and C43 telephones Exploded View Diagram T191_expl_view eps Figure 22 Exploded View Diagram 1 8 2 9 3 10 11 4 12 13 5 6 6 6 6 6 7 6 ...

Page 44: ...3 23 60021 001 Alert transducer 4 23 46003 001 Vibrator Assembly 5 25 90020 001 Antenna 6 86 00T03 2P1 Screw Torx T5 6 each 7 1389964L01 Escutcheon 8 see Table 5 Keypad 9 see Table 5 Transceiver board assembly 10 23 42021 001 Microphone 11 47 G1703 001 Microphone grommet 12 see Table 5 Rear housing 13 see Table 6 Battery not shown 23 20059 001 RTC battery Notes 1 Not available as spares in EMEA Se...

Page 45: ...G2202 022 9 PCB Assembly Main Board C25 55 G2201 001 9 PCB Assembly Main Board C43 55 G1701 001 Transceiver C25 Graphite Gray S Asia SUG2137AA Transceiver C25 Frosted Silver S Asia SUG2138AA Transceiver C25 Moonstone Blue S Asia SUG2139AA Transceiver C25 Graphite Gray Taiwan SUG2140AA Transceiver C25 Frosted Silver Taiwan SUG2141AA Transceiver C25 Moonstone Blue Taiwan SUG2142AA Transceiver C25 Gr...

Page 46: ...China SPN4985A Battery Charger US SPN4987A Battery Charger Europe SPN4989A Battery Charger UK SPN4990A Adapter Euro Plug SPN4940 Vehicle Power Adapter SYN7818 Easy Install Hands Free Car Kit analog audio SYN8597 Headset Ear bud Silver AAYN4264A Lanyard SYN8392 Belt Clip Black SYN8631 Pouch Leather Black MOTFL0074K Pouch Black Light Grey w plastic front MOTFQ0075M Pouch Light Blue w velcro MOTPT007...

Page 47: ...st 39 F FCC rules 1 features 6 call diverting 8 caller ID 7 text entry 7 voice recognition 7 Wireless Access Protocol WAP 7 I identification 32 international mobile station equipment identity 33 mechanical serial number 32 product 1 IMEI 33 Introduction 1 K keypad switch dome array removing and replacing 30 keypad removing and replacing 27 L LCD 11 liquid crystal display LCD 11 M manual test mode ...

Page 48: ...rray 30 microphone 29 revisions service manual 3 S serial number mechanical 32 service manual about 2 revisions 3 scope 2 service policy 3 customer support 4 out of box failure 3 product support 3 shut down upon battery removal 15 SIM card 32 removing 19 replacing 19 support customer 4 product 3 T test equipment 17 text entry 7 tools 17 transceiver board removing 25 troubleshooting 34 manual test ...

Page 49: ......

Page 50: ...ademarks of Motorola Inc Reg U S Pat Tm Off All other product or service names are the property of their respective owners ã 2001 Motorola Inc All rights reserved Personal Communications Sector 1500 Gateway Blvd Boynton Beach FL 33426 8292 Printed in U S A 08 01 6881039B15 6881039B15 O ...

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