HearClear Option, U701 | Motorola HT 1000 guide

HI_CLMP_EN

COMP_EN

LODSAB

HCI_DIS

ASFIC_MIC_AUD_out

Vcc

3.7Vdc

C732

C776

C715

C711

C716

C708

0.1uF

1uF

.01uF

4.7uF

.01uF

0.1uF

C720

C719

C714

R729

0.1uF

.01uF

0.1uF

47.5K

FF_EN

HearClear Option

C608

R726

R712

UNIV_IO

UNIV_IO

47K

SQ_DET

R625

C683

SQ_DET

R624

CHACT

CHACT

*

*

*

2.5Vdc

PWR_RST

PWR_RST

J2

R628

R626

C2

C1 B2 H3

J3 A5

C5 B6

D6 E7

F8

H1

H2

200Hz RX MDC ONLY

*

VDD

LOOPCAP

UNIVIO

TIMINGCAP

RXLIMCAP

LCAP

LOWSPCAP DCAP BUFFDISC

VAGCAP

BIASRES

SQDET

CHACT RESET

B1MDC_REF

*

PL ONLY

2.5Vdc

MDCREF

MDC_REF

SCK F1

D1UPCLK

SCK

CLK

SB+

PL_TXC3

UPCLK

E2

UPCLK

PL_TX

PLCLK

XTALOUT

2.1_MHz

E1

XTALIN

PLLIM

A4PL_RX

PL ONLY

PL_RX

TX_DATA

TX_DATAG1

TRKCLKIN

RXLIMOUT

G4RX_DATA

MDC ONLY

RX_DATA

32

MDC TX ONLY

LG_DTMF

LG_DTMFG2

DTMFCLK

RXAUDOUT

J4

2.5Vdc

ASFIC_SEL

F2

PGMENAB

UNATRXOUT

H5

C718

8

C682

23

VCC

NFILOUT

C611

C680

DATA

DATAE3

DATA

U701

MICAMPOUT

A6

VOX

0.1uF

RX_AUDIO

C686

ICENAB

FFOUT

17

*

H4

EXTVOLIN

VOXO

C6

*

25

31

*

J5

ASFIC

F7

ASFIC_MIC_AUD_out

*

18

CPNENAB

EXPOUT

21

RX_IN H6

EXPAUDIO

DACO

G7

FFENAB

CBUFOUT

RXIN

REFATN

3.8Vdc

28 HIENAB

COMPOUT 19

R620

AUX_RX

AUX_RXJ6

AUXRXIN

PREMP

C8

VCO MOD ATTENUATOR RATED 200mVpk-pk/kHz

U601

4

*

A7

EXTMICIN

VAGOUT

D8

VCO_MOD

27

EXPIN

C7

H8

VCO_MOD

22

LODSAB

26

C609

D7

TXIN

VCOATN

B5

HCI_DIS

CBUFIN

EXPBYP

AUXTXIN

GCB0

HI_CLMP_EN

C787

15

23

*

J702_7

C712

H7

A3

*

16

RSSIIN

Hear

COMPCAP

3

J7

SQIN

GCB1

B4

COMP_EN

7

FFIN

VAG

14

C688

SQIN

0.1uF

B8

PLIN

GCB2

B3

AUPA_EN

AUPA_EN

NFILIN

Clear

FFCNTL

20

E8

MICIN

GND10

GND11

GND12 GND13

GCB3

A2

EXT_SPKR_SEL

5

NC

CLIPREF

*

RSSI

GNDD

GND1

GND2

GND3

GND4

GND5

GND6

GND7 GND8 GND9

GNDA

GCB5

EXT_SPKR_SEL

11

C4

LODSAB

29

CFBBYP

9

G8 LIMIN

GCB4

R623

13

NC1

NOISHLD

24

* C736*

D2 D3 F3 G3 D4 E4 F4 D5 E5 F5 G5 E6 F6 G6

B7

VOX

NC2

COMPBYP

*

10

NC3

HCIDSAB

6

R622

R621

C674

12

GND

30

*

*

*

C801

NC4

EXPADJ

33pF

C780

C713

C777

1

.01uF

0.1uF

C800

470pF

33pF

C677

C684

C678

C681

C675

*

*

*

*

*

R755

C710

10K

0.22uF

DISC

C685

RSSI

RATED 2.5Vdc

C717

*

282mVpk-pk/kHz

Vcc

Vcc

0 Vdc

C707

*

C735

C775

C679

100pF

330pF

C701

C705

0.1uF

C706

R756

0.1uF

R701

0.1uF

L701

2K

L710

2K

C779

R703

0.1uF

390nH

R702

390nH

EXT_MIC

INT_MIC

470

C778 470

4.9Vdc

C721

C702

4.9Vdc

100pF

C703

R704

100pF

.022uF

.022uF

4.7K

63B81097C09-O

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

92NTN7089C AND PMCN6140C CONTROLLER BOARD ANALOG SECTION SCHEMATIC DIAGRAM

Image 114

Motorola HT 1000 service manual HearClear Option, U701

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 Related Publications Available Separately Vii Model Numbering System Viii Model Charts Model Programming Flashing, and Cloning Model Chart Conventional Systems Radios HT 1000 Models Conventional Systems Radios JT 1000 and MT 2000 Models H01RDH9PA3AN Private Systems Radios MTS 2000 Models PMUF6500D A a List of Antennas List of BatteriesXii Maintenance Specifications for VHF Radios Xiii Maintenance Specifications for 800MHz Radios Xiv Glossary ALC PLL Xvi Introduction R N I N GPage Recommended Test Equipment Recommended Test Equipment Service Aids and Recommended Tools Field Programming Service Aids Motorola Part no Description Application Service Tools Recommended Service Tools Equipment Initial Control Settings General SetupTest Mode Earlier. If the radio is placed in Test Mode Test Environments, HT 1000/JT 1000 Radios NO. Description Function Beeps Control Head Test Mode, HT 1000/JT 1000 Radios Test Frequencies, HT 1000 / JTPage Page Test Environments, MT 2000, MTS 2000, and MTX Series Radios Test Frequencies, MT 2000, MTS 2000, and MTX Series Radios Receiver Performance Checks Test Name Communications Radio Test SET Comments Analyzer Transmitter Performance Checks Test Communications Radio Test SET Comments Name Analyzer Error-Code Displays Power-up Display CodesPower-up Display Codes Operational Display Codes Operational Display Codes Radio Alignment Procedure General Dtmf Perform the following procedures in the sequence indicated Reference Oscillator Alignment Front-End Pre-Selector VHF/UHF only Rated AudioStandard Test Modulation 1 kHz Tone Transmitter Power Squelch Transmit Power Setting VHF UHF Transmit Deviation Limit Transmit Deviation Limit Transceiver Board Identification Transmit Deviation Limit ReferencePage TX VCO Crossover Procedure Signalling Deviation RX VCO Crossover ProcedureDtmf Tuning High Speed Signalling Signalling Deviation MDC Disassembly and Reassembly This Radio Contains STATIC-SENSITIVE Disassembly to Board Level Removing the Battery Separating the Cover From the Chassis Rotating the Front Cover Separating Control Top From the Chassis Disassembly of Control Top Removing the RF and Controller Boards Disassembly of Front Cover Assembly Reassembly Removing the Keypad/Display Board Reinstalling the Speaker RetainerMAEPFBracket-22578-A Page Front Cover Assembly to Chassis Seating the Flex Knobs, Antenna, and Battery Inspection Cleaning MaintenancePreventive Maintenance Introduction Safe Handling of Cmos Devices General Above 365 degrees F degrees C., they will SpecificIf neighboring Pbga components are heated Suffer die-bond delamination and possible Solder Tabs Page U t i o n Thin Small Outline Package Tsop Components To Replace an Pbga compo- nent Removing and Replacing Shields To Remove the RF PA To Replace the RF PAPage Exploded Views Refer to electrical parts list transceiver board Top-Display Radios Keypad Radios Uni-board Radios SHIELD, PAPage Transceiver Controller Schematic and Circuit Board Notes Circuit Board Layers Integrated Circuit Details with Pin-Out Names SYN 35U50 X Wlyww Wlyww Universal Connector Pin Numbers and Signal Assignments Universal Connector Option Select OPT SEL Definition MAEPF-2 Diode See Note CAPACITOR, Fixed pF ± 5%Unless stated Fuse 1-Amp U102 5VREG SB+ Error FeedbackNC NC NC NC CLK BATT+ MAEPF-2630 RESISTOR, Fixed Ω ± 5% CAPACITOR, Fixed pF ±30%Transistor See Note 0625W unless stated These Levels Measured by Removing R52 SwitchConnector EXT. ANT DAC CLK Cext NC NC NC NC NC CLKDET VDD VDD2 Batt MAEPF-2630 CAPACITOR, Fixed pF ± 25% 50V unless statedCOIL, RF nH ABP GND1 GND2 GND3 AG2 RF SwitchCR6 CR7 CR8 CR9 GND1 GND2 GND3 GND4 GND5 NC3 NC4 NC5 NC6 NC7 NC8 NC9 VDD VDD2DET VMULT2 Frefout MAEPF-26305 3Pack.xls CAPACITOR, Fixed pF ± 5% Sheet Unless stated RESISTOR, Fixed Ω ± 0.0625W U105 U104 LCK SW B+ 5VREG LCKVCO MOD RAW B+ SYN SEL Transceiver Board Parts List and Component Location Diagrams RESISTOR, FixedΩ ± 5% .0625W unless stated CAPACITOR, Fixed pF ±5%Fuse 1.0A Filter See Note 2, 73.35MHZ DIODE, Zener See Note 1 U101 GND31 CLK BattGND32 GND30 NUF6499B/C and NUF6502B/C 900MHz Diode U105 GND27 SYN SYN SELGND30 REF OSC GND21 NUF/PMUF6499D 900MHz Electrical Parts List, Transceiver 900MHz NUF/PMUF6499D GND GND1 GND2 RF Switch Reset 5V TX 0V RXANODE2 Pacntl INT CAP Antswbs Switch To Universal Connector Synthesizer Je di HT/JT Tra ns . DIODE, Zener Hear HearClear OptionU701 Clear U708 ResetbU702 Asficsel Spkrcom Aupaen Extspkr SB+ Intspkr ErrorIntmic Optenable Spkrcom Volsense NC3 Extspkrsel U709 U706NC5 NC6 NC7 NC8 Controller BOARD’ Parts List and Component Location Diagram RESISTOR, Fixed Ω ± 5% Chact Reset GND10 GND11 GND12 GND13 Gnda Vccence Enoe Enwe GND VEEUpclk A3 Clke VDD3 VDD4 Busy SPI TX Data Mosi Power SectionAnalog Section SCK SPI RX Data Miso Vaud Regulator Main Power SwitchVdd Regulator U712 MAEPF-25672 103 CAPACITOR, Fixed pF ±DIODE, Zener See Note Icenab Ffout Hiclmpen Compen Lcdis Hcidis FfenSqdet Chact Univio Pwrrst Sqdet Chact Cpnenab Expout Ffenab Cbufou Scirx Eecs Muxcntl SEL LED UV2CS BootstrpVSS4 VSS1 Synsel Roscsel Ascficsel Bootstrp Csgen Uvcs GND2 Keyint OPTSEL1 SWB+ GND1 Blcntl Intspkr Reset Spkrcom IntmicOPTB+/BOOTSEL Mosi Extspkr Datalatch Extmic NTN7512D/E, NTN7513E, NTN7857D/E and NTN7858D/E 107 MAEPF-26096 CAPACITOR, Fixed pF ± 5% 50V unless stated 109HearClear Components Not Placed on NCN6176A RESISTOR, Fixed Ω ± 0.0625W unless stated Ffin VAG Nfilin SWB+ Sqdet ChactExpin Lodsab Cbufin Expbyp Rssiin Ffcnt L U705 Digital Section Main Power Switch Vdd Regulator U702 Front Cover Display Flex Mail Orders Replacement Parts OrderingMotorola Online 115 Parts Identification Telephone OrdersFAX Orders 116 Appendix a Introduction Circuit DescriptionAppendix a Signal Name Connector Plug Function P1 PIN Number Appendix . Secure Module Troubleshooting Secure Operations Service Aid Retrofit Instructions Appendix a . Key Variable Loader Set Secure-Equipped Field Anti-static precautions must be observed at all timesGeneral Set XL IC Present Field Secure Retrofit Tuning Secure Alignment ProcedureEnable Secure On Desired Channels Compensation Appendix a . Secure Deviation Removal And Installation Removal Appendix . Secure Module Location Detail Appendix a . RSS Secure Parameters XL&XL Appendix B Appendix B . HT 1000 ModelsAppendix 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