U702, U708, Resetb, Asficsel | Motorola HT 1000 manual

5V_REG

5V_REG

5V_REG

C728

C729

R735

.01uF

3.3uF

5V_REG

10K

C727

5V

R753

0.1uF

SB+

5V_REG

5V_REG

R716

0V

10K

7.9488 MHz

VDD2

VDD AVDDD VDDR VDDL VRH

R731

R715

R738

R717

R708

R700

R721

5Vp-p

TP2

4.7K

10K

22K

4.7K

75K

2.2K

0

100K

XTAL

TP4

TP1

UP_CLK

EXTAL

5.0Vdc

CLK_E

MODB

MODA

RX_DATA

PA0

RESETB

RESET

PL_RX

PA1

XIRQ

U709_5

MDC_REF

PA2

IRQ

LH_BUSY

PA3

TX_DATA

PA4

U705

PE0

VOX

PL_TX

PA5

PE1

VOL_SENSE

LG_DTMF

PA6

MICRO-P

PE2

SW3POS

LOCK_DET

PA7

PE3

RSSI

68HC711P2

PE4

J701_20

PB0

PE5

J701_19

PB1

PE6

J701_17

PB2

PE7

ASFIC_SEL

PB3

SYN_SEL

PB4

PF0

RAT

REF_SEL

PB5

PF1

EMERGENCY

ZIF_SEL

PB6

PF2

INT_PTT

DAC_SEL

PB7

PF3

SCAN_PROG

PF4

MON

GRN_LED

PC0

PF5

RED_LED

PC1

PF6

PC2

PF7

J701_24

J701_3

PC3

FF_EN

PC4

PG0

RTA0

CHACT

PC5

PG1

RTA1

SQ_DET

TP3

PC6

PG2

RTA2

0V SQ

PC7

PG3

RTA3

5V UNSQ

PG4

CONC_SEN

J701_26

PD0

PG5

J701_10

R754

0

PD1

PG6

J701_18

C737

C786

5V_REG

PD2

PG7

PD3

100pF

100pF

U702

PH0

R722

PD4

8

VD D

*CS

1

PD5

PH1

0

7

*HOLD

SO

2

PH2

*C726*

3

*WP

S1

5

XFC

PH3

J701_15

4

VSS

SCK

6

VDDSYN

D

PH4

J701_13

PH5

J701_11

10K

VSS2

VSSA VSSL VSSR VSS VRL

PH6

J701_9

PH7

J701_5

R714

VR722

J701_7

R730

CLK

* C747 *

* C750 *

1

2

6.2V

* C749 *

100K

VR714

VR723

DATA

5.6V

5.6V

R723

R725

3

0

0

R724

0

J701_14

R764

150

J701_25

VR719

VR718

VR702

VR721

C730

R709

* C751 *

* C748 *

2

1

6.2V

2

1

6.2V

2

1

1

2

6.2V

0.1uF

82.5K

* C753 *

6.2V

* C754 *

C797

* C752 *

100pF

4

5

1

3

3

3

3

SB+

2

R706

U708

Q703

R707

Q701

R705

3

6

B+

63B81097C10-O

NCN6129C, NCN6138A, NCN6140A/B, NCN/PMCN6140C, NCN6141A, NCN6145A/C, NCN6146A, NTN7089C

CONTROLLER BOARD DIGITAL SECTION SCHEMATIC DIAGRAM

93

Image 115

Motorola HT 1000 service manual U702, U708, Resetb, Asficsel

Contents

HT 1000, JT 1000, MT 2000, MTS 2000, and MTX Series Page Safety Foreword Contents Disassembly and Reassembly Iii Page Replacement Parts Ordering List of Tables Vii Related Publications Available Separately Viii Model Numbering System Model Charts Model Programming Flashing, and Cloning Conventional Systems Radios HT 1000 Models Model Chart H01RDH9PA3AN Conventional Systems Radios JT 1000 and MT 2000 Models PMUF6500D Private Systems Radios MTS 2000 Models A a List of Batteries List of AntennasXii Xiii Maintenance Specifications for VHF Radios Xiv Maintenance Specifications for 800MHz Radios ALC Glossary Xvi PLL R N I N G IntroductionPage Recommended Test Equipment Recommended Test Equipment Field Programming Service Aids and Recommended Tools Motorola Part no Description Application Service Aids Recommended Service Tools Service Tools Earlier. If the radio is placed in Test Mode General SetupTest Mode Equipment Initial Control Settings NO. Description Function Beeps Test Environments, HT 1000/JT 1000 Radios Test Frequencies, HT 1000 / JT Control Head Test Mode, HT 1000/JT 1000 RadiosPage Page Test Frequencies, MT 2000, MTS 2000, and MTX Series Radios Test Environments, MT 2000, MTS 2000, and MTX Series Radios Test Name Communications Radio Test SET Comments Analyzer Receiver Performance Checks Test Communications Radio Test SET Comments Name Analyzer Transmitter Performance Checks Power-up Display Codes Error-Code DisplaysPower-up Display Codes Operational Display Codes Operational Display Codes General Radio Alignment Procedure Dtmf Reference Oscillator Alignment Perform the following procedures in the sequence indicated Rated Audio Front-End Pre-Selector VHF/UHF onlyStandard Test Modulation 1 kHz Tone Squelch Transmitter Power VHF UHF Transmit Power Setting Transmit Deviation Limit Transmit Deviation Limit Transmit Deviation Limit Reference Transceiver Board IdentificationPage TX VCO Crossover Procedure RX VCO Crossover Procedure Signalling DeviationDtmf Tuning High Speed Signalling MDC Signalling Deviation This Radio Contains STATIC-SENSITIVE Disassembly and Reassembly Removing the Battery Disassembly to Board Level Separating the Cover From the Chassis Rotating the Front Cover Separating Control Top From the Chassis Removing the RF and Controller Boards Disassembly of Control Top Disassembly of Front Cover Assembly Removing the Keypad/Display Board Reassembly Reinstalling the Speaker RetainerMAEPFBracket-22578-A Page Seating the Flex Front Cover Assembly to Chassis Knobs, Antenna, and Battery Introduction MaintenancePreventive Maintenance Inspection Cleaning General Safe Handling of Cmos Devices Suffer die-bond delamination and possible SpecificIf neighboring Pbga components are heated Above 365 degrees F degrees C., they will Solder Tabs Page U t i o n To Replace an Pbga compo- nent Thin Small Outline Package Tsop Components Shields Removing and Replacing To Replace the RF PA To Remove the RF PAPage Exploded Views Refer to electrical parts list transceiver board Top-Display Radios Keypad Radios SHIELD, PA Uni-board RadiosPage Circuit Board Layers Transceiver Controller Schematic and Circuit Board Notes SYN Integrated Circuit Details with Pin-Out Names 35U50 X Wlyww Wlyww Universal Connector Option Select OPT SEL Definition Universal Connector Pin Numbers and Signal Assignments MAEPF-2 Fuse 1-Amp CAPACITOR, Fixed pF ± 5%Unless stated Diode See Note U102 BATT+ Error FeedbackNC NC NC NC CLK 5VREG SB+ MAEPF-2630 0625W unless stated CAPACITOR, Fixed pF ±30%Transistor See Note RESISTOR, Fixed Ω ± 5% DAC CLK SwitchConnector EXT. ANT These Levels Measured by Removing R52 Batt NC NC NC NC NC CLKDET VDD VDD2 Cext MAEPF-2630 50V unless stated CAPACITOR, Fixed pF ± 25%COIL, RF nH GND1 GND2 GND3 GND4 GND5 RF SwitchCR6 CR7 CR8 CR9 ABP GND1 GND2 GND3 AG2 VMULT2 Frefout VDD VDD2DET NC3 NC4 NC5 NC6 NC7 NC8 NC9 MAEPF-26305 RESISTOR, Fixed Ω ± 0.0625W 3Pack.xls CAPACITOR, Fixed pF ± 5% Sheet Unless stated U105 U104 SYN SEL 5VREG LCKVCO MOD RAW B+ LCK SW B+ Transceiver Board Parts List and Component Location Diagrams DIODE, Zener See Note 1 CAPACITOR, Fixed pF ±5%Fuse 1.0A Filter See Note 2, 73.35MHZ RESISTOR, FixedΩ ± 5% .0625W unless stated U101 GND30 CLK BattGND32 GND31 NUF6499B/C and NUF6502B/C 900MHz Diode U105 GND21 SYN SYN SELGND30 REF OSC GND27 NUF/PMUF6499D 900MHz Electrical Parts List, Transceiver 900MHz NUF/PMUF6499D To Universal Connector Reset 5V TX 0V RXANODE2 Pacntl INT CAP Antswbs Switch GND GND1 GND2 RF Switch Synthesizer Je di HT/JT Tra ns . DIODE, Zener Clear HearClear OptionU701 Hear Asficsel ResetbU702 U708 Volsense NC3 Extspkrsel SB+ Intspkr ErrorIntmic Optenable Spkrcom Spkrcom Aupaen Extspkr U706 U709NC5 NC6 NC7 NC8 Controller BOARD’ Parts List and Component Location Diagram RESISTOR, Fixed Ω ± 5% GND10 GND11 GND12 GND13 Gnda Chact Reset Busy GND VEEUpclk A3 Clke VDD3 VDD4 Vccence Enoe Enwe SPI RX Data Miso Power SectionAnalog Section SCK SPI TX Data Mosi U712 Main Power SwitchVdd Regulator Vaud Regulator MAEPF-25672 CAPACITOR, Fixed pF ± 103DIODE, Zener See Note Cpnenab Expout Ffenab Cbufou Hiclmpen Compen Lcdis Hcidis FfenSqdet Chact Univio Pwrrst Sqdet Chact Icenab Ffout Uvcs UV2CS BootstrpVSS4 VSS1 Synsel Roscsel Ascficsel Bootstrp Csgen Scirx Eecs Muxcntl SEL LED Extspkr Datalatch Extmic SWB+ GND1 Blcntl Intspkr Reset Spkrcom IntmicOPTB+/BOOTSEL Mosi GND2 Keyint OPTSEL1 NTN7512D/E, NTN7513E, NTN7857D/E and NTN7858D/E 107 MAEPF-26096 RESISTOR, Fixed Ω ± 0.0625W unless stated 109HearClear Components Not Placed on NCN6176A CAPACITOR, Fixed pF ± 5% 50V unless stated Ffcnt L SWB+ Sqdet ChactExpin Lodsab Cbufin Expbyp Rssiin Ffin VAG Nfilin U705 Digital Section U702 Main Power Switch Vdd Regulator Front Cover Display Flex 115 Replacement Parts OrderingMotorola Online Mail Orders 116 Telephone OrdersFAX Orders Parts Identification Introduction Circuit Description Appendix aAppendix a Appendix . Secure Module Signal Name Connector Plug Function P1 PIN Number Troubleshooting Secure Operations Appendix a . Key Variable Loader Service Aid Retrofit Instructions Set XL IC Present Field Anti-static precautions must be observed at all timesGeneral Set Secure-Equipped Field Channels Secure Alignment ProcedureEnable Secure On Desired Secure Retrofit Tuning Appendix a . Secure Deviation Compensation Removal Removal And Installation Appendix . Secure Module Location Detail XL&XL Appendix a . RSS Secure Parameters Appendix B . HT 1000 Models Appendix BAppendix B H01RDC9AA1BN Appendix B . JT 1000 Models Appendix B . MT 2000 Models PMUE7272B PMCN6147B H01SDH9AA7AN Appendix B . MTS 2000 Models H01RDD9PW1AN H01RDH9PW1AN H01SDH9PW1AN H01UCH6PW1AN PMUF6499D Pmcn Appendix B . MTX Series Models H01KDF9DB5AN H01RDD9DB4AN H01RDH9DB7AN H01SDH9DB7AN H01UCC6DF3AN H01WCC4DB3AN H01WCH4DB7AN Page Motorola, Inc West Sunrise Boulevard Ft. Lauderdale, FL