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Ericsson M-RK I, Disassembly And Assembly

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M-RK I

PERSONAL RADIO

DISASSEMBLY AND ASSEMBLY PROCEDURE

1. Please read this booklet carefully before carrying out procedures.

2. After reading, keep it somewhere convenient for reference.

3. Always remove BATTERY PACK before procedure, as it may cause a power short.

(See page 2 "1. BATTERY PACK REMOVAL".)

4 . Do not follow any procedures other than what is shown in this booklet as it may cause the main unit

to malfunction.

••

CAUTION - BEFORE PROCEEDING - 

ericssonz

LBI-38741C

Summary of Contents for M-RK I

Page 1: ...ter reading keep it somewhere convenient for reference 3 Always remove BATTERY PACK before procedure as it may cause a power short See page 2 1 BATTERY PACK REMOVAL 4 Do not follow any procedures othe...

Page 2: ...LATCH by push ing it up in the direction of Arrow 1 3 Remove the BATTERY PACK by sliding it in the direction of Arrow 2 1 Loosen the four captive screws TORX BIND M2 6X6 on the REAR CASE with the TORX...

Page 3: ...ews M3 on the bottom of the main unit with the screwdriver 2 Gently pull the loosened screws fully 3 Loosen the two screws PANHEAD M2X6 on both sides at the upper part with the screwdriver and remove...

Page 4: ...care not to damage the fitting be tween the TOP PANEL and the FRONT CASE 5 Remove the INTERNAL UNIT from the FRONT CASE being careful not to dam age the FLEX P C B 6 Disconnect theCONNECTOR Awith a f...

Page 5: ...ith the screwdriver and remove it 2 Loosen the two screws PANHEAD M2X2 on both sides of the LED FLEX ASSY with the screwdriver and remove them 3 Insert a flat tipped tool into the frame of the CONNECT...

Page 6: ...rewdriver at the fitting between the LED FLEX ASSY and the protruding part of the CHASSIS Then disengage the fitting by twisting the tool and remove the LED FLEX ASSY gently 1 Loosen the two screws PA...

Page 7: ...R 4 Lift up the RF BOARD ASSY taking care not to damage the connector which connects it with the CONTROL BOARD ASSY Then remove the RF BOARD ASSY from the CASTING keeping horizontal state Note The con...

Page 8: ...F BOARD ASSY with the CAST ING 2 Install the RF SHIELD PLATE on the CASTING by fastening the three screws PANHEAD with SW M2X4 at the con cave parts through the RF BOARD ASSY with the screwdriver Torq...

Page 9: ...e screwdriver Torque to 3 6 kg cm 10 5 Turn the CASTING over and fit the connectors of the RF BOARD ASSY and the CONTROL BOARD ASSY Note Be careful not to damage the connector pins 6 Secure the CONTRO...

Page 10: ...ter engaging the upper part fit the bosses of the LOGIC SHIELD PLATE with the holes on both sides of the CASTING 3 Fasten the screw BTP M2X3 5 on the upper part of the LED FLEX ASSY with the screwdriv...

Page 11: ...ect by pressing the FLEX P C B with the index finger tip as shown 1 Place the upper part of the INTERNAL UNIT in the FRONT CASE After deciding the po sition install the INTERNAL UNIT in the FRONT CASE...

Page 12: ...tightening screw return the negative battery contact on the left side of diagram just a little bit counterclockwise so the the contact is centered in the mounting groove 1 Install the REAR CASE and f...

Page 13: ...before carrying out procedures 2 After reading keep it somewhere convenient for reference 3 Always remove BATTERY PACK before procedure as it may cause a power short See page 14 1 BATTERY PACK REMOVA...

Page 14: ...direction of Arrow 1 3 Remove the BATTERY PACK by sliding it in the direction of Arrow 2 1 Loosen the four captive screws TORX BIND M2 6X6 on the REAR CASE with the TORX screwdriver T 8 and remove the...

Page 15: ...he main unit with the screwdriver 2 Gently pull the loosened screws fully 3 Loosen the two screws PANHEAD M2X6 on both sides at the upper part with the screwdriver and remove them Note For REAR CASE r...

Page 16: ...care not to damage the fitting be tween the TOP PANEL and the FRONT CASE 5 Remove the INTERNAL UNIT from the FRONT CASE being careful not to dam age the FLEX P C B 6 Disconnect theCONNECTOR Awith a fl...

Page 17: ...move it 2 Loosen the two screws PANHEAD M2X2 on both sides of the LCD KB FLEX ASSY with the screwdriver and re move them 3 Insert a flat tipped tool into the frame of the CONNECTOR B as shown and lift...

Page 18: ...driver at the fitting between the LCD KB FLEX ASSY and the protruding part of the CHASSIS Then disengage the fitting by twisting the tool and remove the LCD KB FLEX ASSY gently 1 Loosen the two screws...

Page 19: ...4 Lift up the RF BOARD ASSY taking care not to damage the connector which connects it with the CONTROL BOARD ASSY Then remove the RF BOARD ASSY from the CASTING keeping horizontal state Note The conn...

Page 20: ...T ING 2 Install the RF SHIELD PLATE on the CASTING by fastening the three screws PANHEAD with SW M2X4 at the con cave parts through the RF BOARD ASSY with the screwdriver Torque to 1 5 kg cm 10 3 Secu...

Page 21: ...screwdriver Torque to 3 6 kg cm 10 5 Turn the CASTING over and fit the connectors of the RF BOARD ASSY and the CONTROL BOARD ASSY Note Be careful not to damage the connector pins 6 Secure the CONTROL...

Page 22: ...he bosses of the LOGIC SHIELD PLATE with the holes on both sides of the CASTING 3 Fasten the screw BTP M2X3 5 on the upper part of the LCD KB FLEX ASSY with the screwdriver Torque to 1 5 kg cm 10 4 Se...

Page 23: ...ect by pressing the FLEX P C B with the index finger tip as shown 1 Place the upper part of the INTERNAL UNIT in the FRONT CASE After deciding the po sition install the INTERNAL UNIT in the FRONT CASE...

Page 24: ...tightening screw return the negative battery contact on the left side of diagram just a little bit counterclockwise so the the contact is centered in the mounting groove 1 Install the REAR CASE and f...

Page 25: ...somewhere convenient for reference 3 Always remove BATTERY PACK before procedure as it may cause a power short See page 26 1 BATTERY PACK REMOVAL 4 Do not follow any procedures other than what is show...

Page 26: ...PACK by sliding it in the direction of Arrow 2 1 Loosen the four captive screws TORX BIND M2 6X6 on the REAR CASE with the TORX screwdriver T 8 and remove the REAR CASE 1 BATTERY PACK REMOVAL 2 REAR C...

Page 27: ...he main unit with the screwdriver 2 Gently pull the loosened screws fully 3 Loosen the two screws PANHEAD M2X6 on both sides at the upper part with the screwdriver and remove them Note For REAR CASE r...

Page 28: ...care not to damage the fitting be tween the TOP PANEL and the FRONT CASE 5 Remove the INTERNAL UNIT from the FRONT CASE being careful not to dam age the FLEX P C B 6 Disconnect theCONNECTOR Awith a fl...

Page 29: ...remove it 2 Loosen the two screws PANHEAD M2X2 on both sides of the LED FLEX ASSY with the screwdriver and remove them 3 Insert a flat tipped tool into the frame of the CONNECTOR B as shown and lift u...

Page 30: ...driver at the fitting between the LCD KB FLEX ASSY and the protruding part of the CHASSIS Then disengage the fitting by twisting the tool and remove the LCD KB FLEX ASSY gently 1 Loosen the two screws...

Page 31: ...4 Lift up the RF BOARD ASSY taking care not to damage the connector which connects it with the CONTROL BOARD ASSY Then remove the RF BOARD ASSY from the CASTING keeping horizontal state Note The conn...

Page 32: ...ST ING 2 Install the RF SHIELD PLATE on the CASTING by fastening the three screws PANHEAD with SW M2X4 at the con cave parts through the RF BOARD ASSY with the screwdriver Torque to 1 5 kg cm 10 3 Sec...

Page 33: ...screwdriver Torque to 3 6 kg cm 10 5 Turn the CASTING over and fit the connectors of the RF BOARD ASSY and the CONTROL BOARD ASSY Note Be careful not to damage the connector pins 6 Secure the CONTROL...

Page 34: ...the bosses of the LOGIC SHIELD PLATE with the holes on both sides of the CASTING 3 Fasten the screw BTP M2X3 5 on the upper part of the LCD KB FLEX ASSY with the screwdriver Torque to 1 5 kg cm 10 4...

Page 35: ...ect by pressing the FLEX P C B with the index finger tip as shown 1 Place the upper part of the INTERNAL UNIT in the FRONT CASE After deciding the po sition install the INTERNAL UNIT in the FRONT CASE...

Page 36: ...t side of diagram just a little bit counterclockwise so the the contact is centered in the mounting groove 1 Install the REAR CASE and fasten the four captive screws TORX BIND M2 6X6 with the TORX scr...

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