Samsung sch-880 Service Manual

Page of 42
ELECTRONIC
CDMA PORTABLE
TELEPHONE
SCH-880
Manual
DUAL MODE TELEPHONE
CONTENTS
1. Specification
2. Nam Programming
3. Test  Commands & Test Procedure List
4. Test Procedure
5. Exploded View & its Parts List
6. Electrical Parts List
7. Block Diagram
8. PCB Diagram
9. Schematic Diagrams
SERVICE

Summary of Contents of service manual for Samsung sch-880

  • Page 1 CDMA PORTABLE ELECTRONIC TELEPHONE SCH-880 Manual SERVICE DUAL MODE TELEPHONE CONTENTS 1. Specification 2. Nam Programming 3. Test Commands...
  • Page 2ELECTRONICS Samsung Electronics Co.,Ltd. Jun. 00 Pinted in Korea. Code No.: GH68-012608A
  • Page 31. Specification 1-1 General ITEM CDMA Tx Freq. range 824 ~ 849MHz Rx Freq. range 869 ~ 894MHz Channel Bandwidth...
  • Page 41-2 800MHz CDMA 1) General Frequency Range • Transmitter : 824 ~ 849 MHz • Receiver : 869 ~ 894MHz...
  • Page 5 3) Receiver Rx Sensitivity and Dynamic Range : -104dBm, FER=0.5% or less : -25dBm, FER=0.5% or less Conducted Spurious Emission...
  • Page 62. Nam Programming NAM features can be programmed as follows: LCD Display Key in Function menu + 47*869#08#9 - Selects...
  • Page 7LCD Display Key in Function NAM program 2 choose ‘Setup NAM1’ 1. General 2. Setup NAM1 3. Setup NAM2 Setup...
  • Page 8LCD Display Key in Function NAM1 Digital Schn Sys A 691 Secondary channel at System A, current channel is displayed...
  • Page 9LCD Display Key in Function NAM1 Digital Home NID 01 65535 1st CDMA Home Network ID, current status is displayed...
  • Page 10LCD Display Key in Function NAM program 3 choose ‘Setup NAM2’ 1. General 2. Setup NAM1 3. Setup NAM2 Setup...
  • Page 11LCD Display Key in Function NAM2 Digital Schn Sys A 691 Secondary channel at System A, current channel is displayed...
  • Page 12LCD Display Key in Function NAM2 Digital Home NID 01 65535 1st CDMA Home Network ID, current status is displayed...
  • Page 133. Test Commands & Test Procedure List 3-1 Test Command Table To change the phone from normal mode to test...
  • Page 14 Command No Command SW Name Description 48(B4,0,0) T_VIBRATOR_ON_I Activate a vibrator 49(B5,0,0) T_VIBRATOR_OFF_I Inactivate a vibrator 50(B6,0,4) T_BATT_TYPE_I Battery...
  • Page 154. Test Procedure 4-1 List of Equipment - DC Power Supply - Test Jig - Test Cable - CDMA Mobile...
  • Page 164-3 Test Cable Description for SCH-850 1. Test Cable 3 2 1 4 5 6 2. Test Cable Connections 1...
  • Page 173. Dsub 25 PIN CONNECTOR PIN DESCRIPTION (TEST CABLE 1, BACK SIDE) DATA Dsub CONN. DATA Dsub CONN. DESCRIPTION PIN...
  • Page 184-4 Test Procedure TEST ITEMS PROCEDURE 1. PREPARANCE Set test equipments up. Confirm that the phone is in the CDMA...
  • Page 195. Exploded View & its Parts List 5-1 Main Set Exploded View Samsung Electronics 5-1
  • Page 205-2 Main Set Parts List NO Level SEC CODE Description Remark 1 GH75-00715C FOLDER UPPER ASS’Y BLACK 1-1 GH75-01665C FOLDER...
  • Page 216. Electrical Parts List SEC CODE LOC NO. DESCRIPTION SPEC REMARK GH41-00066A VOLUME KEY SCH-8500,POLYIMIDE GH42-00040A ANTENNA SCH-8500,824~894/1850~1990Mhz GH43-00243A BATTERY...
  • Page 22 SEC CODE LOC NO. DESCRIPTION SPEC REMARK 0601-001343 LED107 LED CHIP,Y-GRN,1.1X0.8MM,570NM 0801-000794 U203 IC-CMOS LOGIC 7S08,AND GATE,SOT-25,5P,63MIL, 0801-002345 U158 IC-CMOS...
  • Page 23SEC CODE LOC NO. DESCRIPTION SPEC REMARK 2007-000148 R207 R-CHIP 10Kohm,5%,1/16W,DA,TP,1005 2007-000148 R210 R-CHIP 10Kohm,5%,1/16W,DA,TP,1005 2007-000148 R213 R-CHIP 10Kohm,5%,1/16W,DA,TP,1005 2007-000148...
  • Page 24 SEC CODE LOC NO. DESCRIPTION SPEC REMARK 2007-000171 R211 R-CHIP 0ohm,5%,1/16W,DA,TP,1005 2007-000172 R230 R-CHIP 10ohm,5%,1/16W,DA,TP,1005 2007-000172 R231 R-CHIP 10ohm,5%,1/16W,DA,TP,1005 2007-000242...
  • Page 25SEC CODE LOC NO. DESCRIPTION SPEC REMARK 2203-000254 C128 C-CERAMIC,CHIP 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C133 C-CERAMIC,CHIP 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C158 C-CERAMIC,CHIP 10nF,10%,16V,X7R,TP,1005,- 2203-000254...
  • Page 26 SEC CODE LOC NO. DESCRIPTION SPEC REMARK 2203-000438 C224 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C226 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C227 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1005,- 2203-000438...
  • Page 27SEC CODE LOC NO. DESCRIPTION SPEC REMARK 2203-005061 C254 C-CERAMIC,CHIP 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C256 C-CERAMIC,CHIP 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C259 C-CERAMIC,CHIP 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061...
  • Page 28 SEC CODE LOC NO. DESCRIPTION SPEC REMARK GH71-00002A GD107 GROUNDING TERMINAL SCH-510,C1720,T0.1,- GH71-00002A GD108 GROUNDING TERMINAL SCH-510,C1720,T0.1,- GH71-00002A GD109 GROUNDING...
  • Page 29SEC CODE LOC NO. DESCRIPTION SPEC REMARK 2007-007142 R426 R-CHIP 10Kohm,1%,1/16W,DA,TP,1005 2007-007142 R447 R-CHIP 10Kohm,1%,1/16W,DA,TP,1005 2007-007142 R458 R-CHIP 10Kohm,1%,1/16W,DA,TP,1005 2007-007319...
  • Page 30 SEC CODE LOC NO. DESCRIPTION SPEC REMARK 2203-000438 C336 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C361 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C371 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1005,- 2203-000438...
  • Page 31SEC CODE LOC NO. DESCRIPTION SPEC REMARK 2703-000310 L333 INDUCTOR-SMD 1.8uH,10%,0.8x1.6x0.8mm 2703-001165 L301 INDUCTOR-SMD 4.7nH,10%,1.6x0.8X0.8mm 2703-001180 L406 INDUCTOR-SMD 15nH,5%,1x0.5x0.5mm 2703-001409...
  • Page 32 SCH -8500(D BD M ) BLO C K D IAG R AM PC S 1930~ 1990M H z PC...
  • Page 338. PCB Diagram 8-1 Logic Top View 8-1 Samsung Electronics
  • Page 348-2 Logic Bottom View Samsung Electronics 8-2
  • Page 358-3 RF Bottom View 8-3 Samsung Electronics
  • Page 368. PCB Diagram 8-1 Logic Top View 8-1 Samsung Electronics
  • Page 378-2 Logic Bottom View Samsung Electronics 8-2
  • Page 388-3 RF Bottom View 8-3 Samsung Electronics
  • Page 399. Schematic Diagrams 9-1 Logic Circuit Diagram (1) S3.6 VDD AD(0:15) C128 VDD VAA WP 3 10NF SMT-801-02A SCH-8500(DBTM) Rev10C...
  • Page 409-2 Logic Circuit Diagram (2) VAA R251 2.2K C251 R252 VDD 470NF 1K VAA D105 KEY(3) 5 Codec R249 10K...
  • Page 419-3 Transmitter Circuit Diagram C423 CN401 C403 C410 R418 C417 33PF 10NF AXK5S40045J C418 C414 PCS_TX_LO 33PF 10NF 18 1NF...
  • Page 429-4 Receiver Circuit Diagram F302 F304 C302 FAR-F6CE-1G9600-L2XB R306 L308 FAR-F6CE-1G7475-L2YAD R302 L309 C307 ATF-35143 4.7 2PF 430 10nH PCS_RX_LO...
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