Chact Reset, GND10 GND11 GND12 GND13 Gnda | Motorola HT 1000

EXT_MIC

DISC

INT_MIC

Vaud

C711

C717

SW_B+

C718

C716

C710

C721

0.1uF

1uF

.01uF

4.7uF

.01uF

0.1uF

C719

C720

C715

R705

0.1uF

.01uF

0.1uF

47.5K

R776

12K

R710

47K

UNIV_IO

Vaud

PWR_RST

SQ_DET

SQ_DET

CHACT

CHACT

R774

C2

C1

B2

H3

J3

A5

C5

B6

D6

E7

F8

H1

H2

J2

VDD

LOOPCAP UNIVIO TIMINGCAP RXLIMCAP LCAP

LOWSPCAP DCAP BUFFDISC

VAGCAP

BIASRES

SQDET

CHACT RESET

B1 MDC_REF

470

MDCREF

MDC_REF

SCK

SCK F1

D1 UPCLK

PL_TX C3

CLK

UPCLK

E2

UPCLK

PL_TX

PLCLK

XTALOUT

C796

2.1_MHz

E1

XTALIN

PLLIM

A4 PL_RX

PL_R X

TX_DATA G1

G4 RX_DATA

4.7uF

TX_DATA

LG_DTMF G2

TRKCLKIN

RXLIMOUT

J4

RX_DATA

LG_DTM F

F2

DTMFCLK

RXAUDOUT

H5

C723

ASFIC_SEL

MOSI E3

PGMENAB

UNATRXOUT

A6

0.22uF

R703

MOSI

DATA

U701

MICAMPOUT

RX_AUDIO

2K

NC H4

EXTVOLIN

VOXO

C6

VOX

J5

EXPAUDIO

ASFIC

DACO

F7

ASFIC_MIC_AUD_out

H6

G7

R704

C712

AUX_RX

AUX_RX J6

RXIN

REFATN

C8

PRE-EMP

PRE-EMP

470

0.1uF

A7

AUXRXIN

PREMP

D8

VR706

C7

EXTMICIN

VAGOUT

H8

VCO_MOD

VCO_MOD

R771

0

D7

TXIN

VCOATN

B5

5.6V

C743

C742

AUXTXIN

.015uF

470pF

H7

AUXTXIN

GCB0

A3

C714

J7

SQIN

GCB1

B4

EXT_SPKR_SEL

EXT_SPKR_SEL

SQIN

0.1uF

B8

PLIN

GCB2

B3

E8

MICIN

GND7 GND8 GND9

GND10

GND11

GND12 GND13

GNDA

GCB3

A2

G8

LIMIN

GNDD GND1 GND2 GND3 GND4 GND5 GND6

GCB4

C4

RSSI

GCB5

*C779*

C810

D2 D3

F3

G3 D4

E4 F4

D5

E5 F5

G5 E6 F6

G6

B7

VOX

62pF

C798

.01uF

R761

C709

C811

C722

C782

* C773*

10K

0.22uF

62pF

2.2uF

470pF

						C792
	C785
	C785
Vaud	470pF					330pF
Vaud

R773

470

RSSI

C795

4.7uF

	C808	C786
	C808	470pF
	470pF	470pF

R706

2K

R707

470C793C713

0.1uF0.1uF

C704	R700
470pF	4.7K

63B81097C13-O

NCN6147A/B, NCN6150A/B, NTN7091D, NTN7620E, PMCN6147B AND PMCN6150B

98CONTROLLER BOARD ANALOG SECTION SCHEMATIC DIAGRAM

Image 120

Motorola HT 1000 service manual Chact Reset, GND10 GND11 GND12 GND13 Gnda

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 General Setup Test ModeEquipment Initial Control Settings 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 Maintenance Preventive MaintenanceInspection Cleaning Introduction Safe Handling of Cmos Devices General Specific If neighboring Pbga components are heatedAbove 365 degrees F degrees C., they will 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 CAPACITOR, Fixed pF ± 5% Unless statedDiode See Note Fuse 1-Amp U102 Error Feedback NC NC NC NC CLK5VREG SB+ BATT+ MAEPF-2630 CAPACITOR, Fixed pF ±30% Transistor See NoteRESISTOR, Fixed Ω ± 5% 0625W unless stated Switch Connector EXT. ANTThese Levels Measured by Removing R52 DAC CLK NC NC NC NC NC CLK DET VDD VDD2Cext Batt MAEPF-2630 CAPACITOR, Fixed pF ± 25% 50V unless statedCOIL, RF nH RF Switch CR6 CR7 CR8 CR9ABP GND1 GND2 GND3 AG2 GND1 GND2 GND3 GND4 GND5 VDD VDD2 DETNC3 NC4 NC5 NC6 NC7 NC8 NC9 VMULT2 Frefout MAEPF-26305 3Pack.xls CAPACITOR, Fixed pF ± 5% Sheet Unless stated RESISTOR, Fixed Ω ± 0.0625W U105 U104 5VREG LCK VCO MOD RAW B+LCK SW B+ SYN SEL Transceiver Board Parts List and Component Location Diagrams CAPACITOR, Fixed pF ±5% Fuse 1.0A Filter See Note 2, 73.35MHZRESISTOR, FixedΩ ± 5% .0625W unless stated DIODE, Zener See Note 1 U101 CLK Batt GND32GND31 GND30 NUF6499B/C and NUF6502B/C 900MHz Diode U105 SYN SYN SEL GND30 REF OSCGND27 GND21 NUF/PMUF6499D 900MHz Electrical Parts List, Transceiver 900MHz NUF/PMUF6499D Reset 5V TX 0V RX ANODE2 Pacntl INT CAP Antswbs SwitchGND GND1 GND2 RF Switch To Universal Connector Synthesizer Je di HT/JT Tra ns . DIODE, Zener HearClear Option U701Hear Clear Resetb U702U708 Asficsel SB+ Intspkr Error Intmic Optenable SpkrcomSpkrcom Aupaen Extspkr 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 GND VEE Upclk A3 Clke VDD3 VDD4Vccence Enoe Enwe Busy Power Section Analog Section SCKSPI TX Data Mosi SPI RX Data Miso Main Power Switch Vdd RegulatorVaud Regulator U712 MAEPF-25672 103 CAPACITOR, Fixed pF ±DIODE, Zener See Note Hiclmpen Compen Lcdis Hcidis Ffen Sqdet Chact Univio Pwrrst Sqdet ChactIcenab Ffout Cpnenab Expout Ffenab Cbufou UV2CS Bootstrp VSS4 VSS1 Synsel Roscsel Ascficsel Bootstrp CsgenScirx Eecs Muxcntl SEL LED Uvcs SWB+ GND1 Blcntl Intspkr Reset Spkrcom Intmic OPTB+/BOOTSEL MosiGND2 Keyint OPTSEL1 Extspkr Datalatch Extmic NTN7512D/E, NTN7513E, NTN7857D/E and NTN7858D/E 107 MAEPF-26096 109 HearClear Components Not Placed on NCN6176ACAPACITOR, Fixed pF ± 5% 50V unless stated RESISTOR, Fixed Ω ± 0.0625W unless stated SWB+ Sqdet Chact Expin Lodsab Cbufin Expbyp RssiinFfin VAG Nfilin Ffcnt L U705 Digital Section Main Power Switch Vdd Regulator U702 Front Cover Display Flex Replacement Parts Ordering Motorola OnlineMail Orders 115 Telephone Orders FAX OrdersParts Identification 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 Anti-static precautions must be observed at all times GeneralSet Secure-Equipped Field Set XL IC Present Field Secure Alignment Procedure Enable Secure On DesiredSecure Retrofit Tuning 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