0V TX 5V RX 5V TX 0V RX, CLK SW1 0V TX 5V RX | Motorola HT 1000

DAC_SEL

5VREG

5VREG

LCK

LCK

C121

B+

20pF

R114

CLK

B+

22K

CLK

D

D

C132

CR101

Q108

.022uF

0V TX

5V RX

5V TX 0V RX

5

1

1

3

2

A3

D2 C1C2B1

4

C119

5V

SC1 SC2

SC3 SC4

.022uF

B2

E3

CR103

CLK

SW1

0V TX 5V RX

3

2

C133

C3

D1

R111

2

A4

SEL

SW2

10uF

3

B4

EN_BIAS

U102REF_DA

D4

10K

1 NC

R113

0V RX

EN_ANT

10K

5V TX

NC

DAC TX_DA

C4

A2

DATA

RX_DA

C5

R104

R110

B3

RESET

NC

0

5V TX

0V RX

10K

C117

D5

R_T

GND1

GND2

SW C

C123

R105

33pF

NC

*

33pF

R103

D3 E4

B5

E2

C118

NC

1K

33pF

10 7

5

2

8

C2

GND4 GND3

GND2

GND1

R2

9

U105

4.7V TX

0V RX

3

C1

U104

R1

4

RF PA

COUPLER

5 RFOUT

1

Tx_RF

1

RF_OUT

RF_IN

6

RAWB POS

RFIN

Tx_RF

VCONT

SWB POS

6.6V TX

.37V TX

7.5V RX

R101

7.5V RX

R129

3.3K

L105

1K

2

4

3

0V RX

33nH

R102

6-6.8V TX

5.6K

C135

Q101

1

33pF

RT101

2

1

2

3

C111

E4 D4 E3 D3

C122

50K

CR108

33pF

RECV 5V

BIAS EN PA BIAS BPOS

33pF

ICATH_2

E2

R199

C137

3

C4

0

4.7pF

C107

C109

C102

C120

C103

C104

C101

5V_T X

TX 12

D1

33pF

*

33pF

0.1uF

1uF

.022uF

33pF

D5

TEMP_SENSE

U101

RX_1

D2

C5

DA_REF

BIAS_RT

C1

S101

C3

INT_CAP_OUT

ALC

ANODE_2

C2

B5

PA_CNTL

INT CAP IN

ANT_SW_BS

B1

SWITCH

C151

L127

4

C110

B4 PA_OUT

RF DET GND ANODE 1

CATH_1

B2

R120

2

3

ANTENNA

1

15pF

6.5nH

0V RX

C105

C106

C108

33pF

R6

C115

2K

3

Q110

0.22uF

1

5.1V TX

.022uF

*

33pF

1MEG

PIN1

2

A4 A3 B3 A2

1

C150

CONTACT

TO UNIVERSAL

L126

L108

4

3.3pF

J401

180nH

8

CONNECTOR

C149

180nH

EXTERNAL

2PIN2

ANTENNA

GND3

2.4pF

GND GND1

GND2

RF SWITCH

G1

5

6

7

9

R128

51K

TX 5V

P402

1

CR109

4.3 V TX

7.4 V RX

2

3

Q2 *

TO UNIVERSAL

2

1

5

CONNECTOR

C140

EXTERNAL

.022uF

1

ANTENNA

C153

C141

C138

4

R4

R5

2pF

3.3pF

20pF

*

2

3

*

R3

NC

NC

AGC

100

AGC

L9

270nH

LO

C6

C8

C5

LO

47pF

33pF

3300pF

5V

C92

* INDICATES A COMPONENT THAT IS NOT PLACED

R28

L8

C31

C19

.022uF

C15

10K

180nH

T1

.022uF

33pF

.022uF

C98

XFMR

.43V

3

CR107

5.1pF 4

3

7

U2

BVDD

11

5V

3

IFN

IF

6

C4

2

RFN

3

4

C7

8

RFP

MIXER

IFP

12

AVDD

8.2pF

2

T2

U1

7

1

2

1

U5

7

20pF

5

1

.43V

14

BUFFER BBP

2

1

U4

7

2

RF_OUT

IN

OUT

LOIN

BDIV

4

5V

15V07

IN

OUT

RF_IN RF

4

.55- .7 V

2

3-POLE FILTER

13

GND GND1

GND2

GND3 GND4 GND5

3.93 V

1

5

2

3-POLE FILTER

13

ABP

5

C88

3

GND

GND

12

GND

GND

AMPLIFIER AG2

GND

GND

1 5

6

9 10 13

C12

3

GND

GND

12

C10

GND

GND

GND

R27

C13

C72

3.6pF

GND GND

GND GND

GND GND GND

3.3pF

GND

GND GND GND

GND GND

GND

C16

R7

39nH

1

3

8

10

10uF

33pF

4 5

6 8 9 10 11

10nH

C89

C83

C85

100

C84

C82

C90

C91

4

5 6

8

9 10 11

.022uF 33pF

10uF

.022uF

.022uF

33pF

10uF

C11

100pF

63B81097C08-O

Sheet 1 of 2

NUF/PMUF6499D (900MHz)

88TRANSCEIVER BOARDS’ SCHEMATIC DIAGRAM (Sheet 1 of 2)

Image 110

Motorola HT 1000 0V TX 5V RX 5V TX 0V RX, CLK SW1 0V TX 5V RX, SEL SW2, Enbias U102REFDA, 0V RX Enant, Reset 5V TX 0V RX

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 Xii List of AntennasList of Batteries 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 Power-up Display Codes Error-Code DisplaysPower-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 Standard Test Modulation 1 kHz Tone Front-End Pre-Selector VHF/UHF onlyRated Audio 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 Dtmf Tuning High Speed Signalling Signalling DeviationRX VCO Crossover Procedure 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 COIL, RF nH CAPACITOR, Fixed pF ± 25%50V unless stated 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 NC5 NC6 NC7 NC8 U709U706 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 DIODE, Zener See Note 103CAPACITOR, Fixed pF ± 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 Appendix aIntroduction Circuit Description 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 BAppendix B . HT 1000 Models 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