U105 U104 | Motorola HT 1000 specs

DAC_SEL

5VREG

5VREG

LCK

LCK

R114

B+

B+

C121

CLK

22K

CLK

20pF

D

D

C132

Q108

.022uF

CR101

5V TX 0V RX

5

1

0V TX5V RX

1

NC

NC

3

A3

D2 C1 C2 B1

4

C119

2

5V

SC1 SC2

SC3

SC4

.022uF

B2

E3

CR103

CLK

SW1

0V TX 5V RX

3

2

2

C3 SEL

U102

SW2

D1

A4 EN_BIAS

C133

R111

3

R113

0V RX

B4 EN_ANT

REF_DA

D4

10uF

10K

1

NC

10K

5V TX

NC

DAC

TX_DA

C4

A2 DATA

RX_DA

C5

R104

B3 RESET

NC

0

5V TX 0V RX

R110

C117

D5 R_T

GND1

GND2

NC

CSW

33pF

*

10K

33pF

C123

R105

D3

E4

B5

E2

R103

C118

NC

1K

33pF

10

7

5

2

8

C2

GND4

GND3 GND2

GND1

R2

9

U105

U104

3

C1

R1

4

RF PA

COUPLER

5

RFOUT

RFIN 1

1

RF_OUT

RF_IN

6

POSRAWB

Tx_RF

VCONT

POSSWB

6.6V TX

7.5V RX

.37V TX 7.5V RX

R101

R129

3.3K

0V RX

2

4

3

1K

L105

R102

6-6.8V TX

C113

33nH

5.6K

2

1

33pF

CR108

Q101

1

C135

RT101

R199

3

33pF

2

3

50K

E4 D4 E3 D3

0

C137

5VRECV

ENBIAS

BIASPA

BPOS

C122

33pF

C107

C102

C120

33pF

C4

D1

E2

C111

ICATH_2

33pF

C109

C104

C101

S101

33pF

33pF

0.1uF

C103

D5

5V_TX

TX 12

D2

SWITCH

*

1uF

.022uF

33pF

TEMP_SENSE

U101

RX_1

C151

L127

5.1V TX

C5

DA_REF

BIAS_RT

C1

ANTENNA

1

3

C3

ALC

C2

20pF

6.5nH

0V RX

B5

INT_CAP_OUT

ANODE_2

B1

1

4

B4

PA_CNTL

IN

ANT_SW_BS

B2

R120

PA_OUT

CATH_1

J401

PIN1

2

TO UNIVERSAL

180nH

33pF

.022uF

2

3

33pF

INTCAP_

RFDET

GND

ANODE1

2K

4

Q110

CONTACT

L108

C150

C149

L126

C108

C105

C106

C110

C115

CONNECTOR

2.4pF

*

180nH

8

2.4pF

1

0.22uF

A4 A3 B3 A2

PIN2

EXTERNAL

ANTENNA

GND3

2

GND

GND1

GND2

.022uF

C140

5

6

7

9

R128

G1

RF SWITCH

51K

TX 5V

1 CR109

4.3 V TX

7.4 V RX

2

3

TO UNIVERSAL

2

C138

20pF

CONNECTOR

EXTERNAL

1

AGC

ANTENNA

C153

C141

C15

L9

R3

.022uF

270nH

10pF

100

2.4pF

C6

C8

C5

LO

47pF

33pF

3300pF

5V

5V

L8

C31

C19

R28

180nH

C92

.022uF

39pF

.022uF

10K

3

CR107

C98

T1

6

C4

330pF

XFMR

3

U1

AVDD

7

1

2

1

7

4

3

7

BVDD

11

5V

12pF

U5

1

U4

7

2 RF_IN

RF_OUT

IN

OUT

2

8

RFN

U2

IFN

12

3

4

IF

IN

OUT

RF

4

2

3-POLE FILTER

13

C7

RFP

IFP

2

T2

2

3-POLE FILTER 13

ABP

5

3

GND

GND

12

6.2pF

5

1

14

MIXER BBP

4

2

15V07

3

GND

GND 12

AMPLIFIER AG2

R27

GND

GND

GND

GND

LOIN BUFFER BDIV

3.93V

5V

5

GND

GND

GND

GND

GND

GND

GND GND

1

C12

GND

GND

GND

GND

GND

GND GND

C16

C10

1GND

3

8

.55- .7V

10

C13

C72

C88

4

5GND6

8

9 10 11

C89

C83

C85

R7

GND

GND1

GND2

GND3 GND4

GND5

.022uF

C82

C90

C91

C84

.022uF

3.3pF

4

5

6

8

9 10 11

7.5pF

2.2pF

C11

10uF

39pF

5.1pF

.022uF

39pF

10uF

100

1

5

6

9 10

13

39pF

10uF

100pF

NOTE:

63B81097C05-O

Sheet 1 of 2

*

INDICATES A COMPONENT THAT IS NOT PLACED

NUF6410B/C, NUF6498B/C, NUF6500B/C AND NUF6501C (800MHz)

76TRANSCEIVER BOARDS’ SCHEMATIC DIAGRAM (Sheet 1 of 2)

Image 98

Motorola HT 1000 service manual U105 U104

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