U105 | Motorola HT 1000 instruction

ANTENNA

1

CONTACT			PIN1		L108
CONTACT
J401
J401					180nH
			PIN2		180nH


			2
G1
G1					P402
TO UNIVERSAL					P402
TO UNIVERSAL				2
CONNECTOR				2

	EXTERNAL	1
	ANTENNA	1
	ANTENNA

R199

0

S101

SWITCH

1

2

4TO UNIVERSAL

8CONNECTOREXTERNAL

ANTENNA

GND3

GND2

GND1

GND

5 6 7 9

C153

2pF

C121	R114
20pF	R114
	22K

CR101

1

3

2

R111

10K

R110

10K

10

7

5

2

C2

GND4

GND3

GND2

GND1

R2

8

U104

9

C1

R1

3

4

COUPLER

1

RF_OUT

RF_IN

6

L105

0V RX

33nH

6-6.8V TX

2

1

C135

CR108

33pF

3

C137

4.7pF

C151

L127

3

15pF

6.5nH

0V RX

C150

5.1V TX

3.3pF

L126

C149

180nH

2.4pF

RF SWITCH

R128

51K

TX 5V

1CR109

3

2

C141	C138
3.3pF	20pF

DAC_SEL

5VREG

5VREG

LCK

B+

CLK

D

C132

Q108

.022uF

5V TX 0V RX

0V TX

5V RX

5

1

A3

D2

C1

C2

B1

4

C119

B2

5V

SC1

SC2 SC3 SC4

E3

.022uF

CR103

CLK

SW1

0V TX 5V RX

C3

SEL

SW2

D1

3

2

2

A4

EN_BIAS

C133

3

R113

0V RX

NCB4

EN_ANT

U102 REF_DA

D4

10uF

1

NC

10K

5V TX

A2

DAC

TX_DA

C4

DATA

C5

R104

B3

RX_DA

NC

RESET

0

5V TX

0V RX

C117

D5

R105

R_T

GND1 GND2

SWC

33pF

NC

33pF

*

C123

R103

D3

E4

B5

E2

C118

NC

1K

33pF

U105

4.7V TX 0V RX

RF PA

5

1

RFOUT

RAWBPOS

RFIN

VCONT

SWBPOS

6.6V TX

.37V TX

7.5V RX

7.5V RX

R129

1K

R102

2

4

3

5.6K

Q101

1

RT101

2

3

50K

E4

D4

E3

D3

C107

C109

C102

C120

C103

C104

C101

33pF

C4

5V_TX

RECV5V BIASEN PABIAS

BPOS

TX 12

D1

33pF

C111

ICATH_2

E2

C122

33pF

*

33pF

0.1uF

D2

1uF

.022uF

33pF

D5

TEMP_SENSE

U101

RX_1

C5

C1

DA_REF

BIAS_RT

ALC

C3

C2

INT_CAP_OUT

ANODE_2

B5

B1

PA_CNTL

IN

ANT_SW_BS

2

4

3

B4

PA_OUT

INTCAP_ RFDET GND

ANODE1

CATH_1

B2

R120

.022uF

33pF

33pF

1MEG

2K

Q110

C105

C106

C108

C110

R6

C115

*

*

0.22uF

A4 A3 B3 A2

1

		Q2 *		4.3 V TX	7.4 V RX
		Q2 *
	1	5
	4							C140
	4			R4				.022uF
				*	R5
	2	3			*		R3
NC	2	3	NC				R3
NC			NC				100
				L9
				270nH
			C6	C8		C5
			47pF	33pF		3300pF
								5V
		R28			C31	C19		C92
		10K			C31	C19		C92
C15			L8		.022uF	33pF	T1	.022uF

R101

3.3K

LCK

B+

CLK

D

Tx_RF

AGC

LO

* INDICATES A COMPONENT THAT IS NOT PLACED

.022uF			180nH							XFMR	.43V			3
				CR107					4	3	.43V			BVDD			5V
	6		3	CR107					C98			7	RFN	BVDD	IFN	11	5V
	6								5.1pF	2		8	RFP	U2	IFP	12
	AVDD									2		8	RFP		IFP	12
																2
U1		RF_OUT 7	1	2	1		U5 OUT	7	5	1	.43V	14		MIXER	BBP	4
U1		RF_OUT 7				IN	U5 OUT		5	1			LOINBUFFER BDIV			4

3 4

2

T2

15V07

IF

C12

3.3pF

1		IN				U4						OUT			7
		IN				U4						OUT
2		3-POLE FILTER													13
		GND										GND			12
3		GND										GND			12
		GND										GND
		GND GND GND GND								GND GND GND
	4			5	6	8			9		10 11

C16

6.8pF

2

RF_IN

RF

C4

3-POLE FILTER

C7

3.93 V

5V

4

.55- .7 V

8.2pF

2

13

20pF

GND

GND1

GND2

GND3 GND4 GND5

ABP

GND

GND

AMPLIFIER AG2

5

3

GND

GND

12

C10

GND

GND

GND

R27

C13

C72

GND

GND GND

GND

GND GND GND

1

5

6

9 10

13

C88

R7

2.4pF

10

10uF

33pF

1

3

8

3.6pF

4

5

6

8

9

10

11

C89

C83

C85

100

C84

C82

C90

C91

.022uF

33pF

10uF

.022uF

.022uF

33pF

10uF

C11

100pF

1 5

63B81097C07-O Sheet 1 of 2

NUF6499B/C AND NUF6502B/C (900MHz)

84TRANSCEIVER BOARDS’ SCHEMATIC DIAGRAM (Sheet 1 of 2)

Image 106

Motorola HT 1000 service manual U105

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 Batteries List of AntennasXii 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 Rated Audio Front-End Pre-Selector VHF/UHF onlyStandard 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 RX VCO Crossover Procedure Signalling DeviationDtmf 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 50V unless stated CAPACITOR, Fixed pF ± 25%COIL, 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 U706 U709NC5 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 CAPACITOR, Fixed pF ± 103DIODE, 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 Introduction Circuit Description Appendix aAppendix 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 . 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