PRESIDENT Jack Manuale utente

f t æ s i û e m ;

JACK

SERVICE MANUAL

ALIGNMENT OF PLL & CARRIER OSCILLATOR PORTION

1. Test Equipment Required

a) . RF VTVM

b) . DC P wer Supply (13.8V)

c) . Frequency C unter (0 - 50MHz)

d) . 50 hm L ad.

2. Alignment Pr cedure

STEP PRESET ТО ADJUSTMENT REMARKS

1Channel: 40

M de: AM, RX.

Clari: Center

T ne : L w

PA/СВ: CB

L16 C nnect RF VTVM t TP4 (lead f R112).

Adjust L16 f r the maximum indicati n n

scill sc pe.

2Same as ab ve

EXE PT L17 C nnect DC V ltmeter t TP2 (lead f R117).

Adjust L17 t btain 5.5V reading and

c nfirm bey und 2V in L w Band, channel 1.

3Same as Step 1 L18 C nnect RF VTVM t TP3 (lead f R81).

Adjust L18 f r the maximum reading.

4Same as Step 1 L20 C nnect Frequency c unter t TP3 (lead f

R81). Adjust L20 t btain 16.7100MHz

reading.

5M de: USB, RX. L21 Adjust L21 t btain 16.7125MHz reading.

6M de: LSB, RX. L22 Adjust L22 t btain 16.7075MHz reading.

7M de: LSB, TX. VR6 Adjust VR6 t btain 16.7075MHz reading.

8M de: LSB, RX. L25 C nnect Frequency c unter t TP5 (lead f

R53). Adjust L25 t btain 10.6975MHz

reading.

9M de: USB, RX. L24 Adjust L24 t btain 10.6925MHz reading.

10 M de: AM, TX. L23 C nnect Frequency c unter t TP9(lead f

R84). Adjust L23 t btain 10.6950MHz

reading.

Form; A JT 501-T-1 JACK

3. Test Equipment C nnecti n

Form; AJT501—T—2 JACK

Alignment Test Point

LI 8

LI 6

—0

TP4

RI 12

RI 17

TP2

LI 7

TP l I

R2I

R84

TP 9

L20 L2I L22 L25 L24 L23

□ш еи: G -T P 5

R 53

VR6

ALIGNMENT OF TRANSMITTER PORTION

1. Test Equipment Required

a) . AF Signal Generat r (1) f r 500Hz and 1,000Hz

b) . AF Signal Generat r (2) f r 2,400Hz

c) . AF VTVM (150mV full scale) d). RF VTVM (50V.full scale)

e). RF P wermeter (10W Max. Thruline type) f). 50 hm Dummy L ad

g). Oscill sc pe h). Harm nie Meter

i). DC V ltmeter j). DG Ammeter (150mA full scale)

2. Alignment Pr cedure

STEP PRESET TO ADJUSTMENT REMARKS

1Channel: 19

M de: USB, TX.

N M dulati n

VR10 C nnect DC Ammeter t TP8(+), TP7(-).

Disc nnect the PC-834AA. Adjust VR10 t

btain the current appr x.8mA.

2Same as Step 1 VR9 C nnect DC Ammeter t TP8(+), TP6(-).

Adjust VR9 t btain the current appr x.

100mA.

3Channel : 19

M de: USB, TX.

AF SG: 30mV,

Tw T ne

500 and 2400Hz

L43 and L44 Disc nnect the DC Ammeter. C nnect PC-834.

C nnect P wermeter, RF VTVM & Oscill sc pe.

Set VR7 CW Max. Adjust the peak indica

ti n f c ils t 19CH.

4Same as ab ve

exept

Channel: 19

L42 Turn the c ar f L41 t be fiat with upper

side f the c il's c ver. Adjust L42 f r

the maximum indicati n.

5Same as ab ve

exept

Channel: 19

L41 Adjust L41 f r the maximum indicati n.

While then, keep utput v ltage under 20V

by adjusting SG.

6 Same as ab ve

Channel : 1

L41 Adjust L41 t btain the minimum différ

ence n the RF p wer meter between

Channel 40 and Channel 1.

7Channel: 19

M de: AM, TX.

90% m dulati n

L30 Adjust L30 t btain the maximum indica

ti n n the RF VTVM.

8 same as step 3 VR7 Adjust VR7 t btain RF utput f 24.5V n

the RF VTVM.

9Same as Step 1 VR4 Adjust VR4 t btain the minimum carrier

leakage.

Form; A J T 5 01-T -3 JACK

STEP PRESET TO ADJUSTMENT REMARKS

10 Same as Step 1

except LSB VR4 Same as ab ve

11 Repeat Steps 9 and 10 t btain appr ximately the same am unt f minimum

carrier leakege n USB and LSB m des.

12 Channel : 19

M de: AM, TX.

N M dulati n

VR11 Adjust VR11 t btain RF carrier p wer f

5.0W n RF P wer meter.

13 Same as ab ve VR8 Adjust VR8 t btain an indicati n f

marked p siti n n built-in meter.

14 Same as ab ve

exept

AF SG: 30mV

lKHz M d.

VR5 Adjust VR5 t btain 90% (negative)

m dulati n.

15 Same as ab ve

except

M de: FM

VR3 C nnect Deviati n meter. AF SSG supplies

lKHz, 30mV. Adjust VR3 t btain 4.5KHz

Deviati n n Deviati n meter.

3. Test Equipment C nnecti n

FM LINEAR DETECTOR

Form; A J T 501-T - JACK

Al ignment Test Point

L4 2 L4I

L43

L44

VR3 VR4

ч.

ALIGNMENT OF RECEIVER PORTION

1. Test Equipment Required

a) . RF SSG

b) . DC V ltmeter

c) . AF VTVM

d) . Oscill sc pe

2. Alignment Pr cedure

C nnect the AF VTVM and 8 hm dummy l ad t EXT SP Jack during the

alignment f receiver p rti n.

STEP PRESET TO ADJUSTMENT REMARKS

1Channel: 19

NB/ANL: OFF

SQL: OFF

RF GAIN: Max

AF VOL: Max

MODE: AM

CB/РА: CB

Set RF SG t 27.185MHz with 30%, 1kHz

m dulati n.

2Same as abcwe L7 Turn the c re f L7 t CW. maximum at the

b tt m.

3Same as ab ve L6, 8, 10, 11

12, 13, 14. Adjust c ils t btain the maximum AF

utput p wer. While then, keep utput

under 500mW by adjusting RF SG.

4Same as ab v e L7 Adjust L7 t btain the maximum AF utput

p wer.

5Channel: 18

M de: AM

AB/ANL: ON

Band: mid.

LI and L2 C nnect scill sc pe t TPl. Set RF SSG t

18ch with n m dulati n. (SG ATT. :20dB)

Adjust LI and L2 t btain the maximum DC

v ltage.

6Channel : 19

M de: AM

SQL: MAX

VR2 Set SSG 19ch, lKHz, 30% M d. Adjust

VR2 t turn ff the squelch circuit when

SSG utput c mes up t lOOOuV.

7Same as ab ve VR1 Set the SSG t lOOuV utput with

n -m dulati n. Adjust VR1 t btain "S-9"

n transceiv er's meter.

Form; A JT 501 -T -5 JACK

STEP PRESET TO ADJUSTMENT REMARKS

8CH: 19

M de: FM L3 and L4 Set the SSG t 5uV, N0 M dulati n.

C nnect Oscill sc pe t TP10(lead f R279).

Adjust C ils t btain the maximum

indicati n n Oscill sc pe.

9 Same as ab ve L5 Set the SSG t FM lKHz, 1.5KHz Deviati n

lmV. Adjust L5 t btain the maximum

indicati n n Oscill sc pe.

3. Test Equipment C nnecti n

SIGNAL GENERATOR TRANSCEIVER AF VTV M OSCILLOSCOPE

8 О

RESISTOR

Form; A JT 501-T-6 JACK

AIignment Test Point

Altri manuali per Jack

Indice

Altri manuali PRESIDENT Radio

PRESIDENT

PRESIDENT MC Kinley TXPR600 Manuale utente

PRESIDENT

PRESIDENT TAYLOR IV 12/24V Manuale utente

PRESIDENT

PRESIDENT JFK II A+ Manuale utente

PRESIDENT

PRESIDENT JOHNNY III Manuale utente

PRESIDENT

PRESIDENT Bill II Manuale utente

PRESIDENT

PRESIDENT WALKER Manuale utente

PRESIDENT

PRESIDENT GRANT CLASSIC Manuale utente

PRESIDENT

PRESIDENT TAYLOR 3 Manuale utente

PRESIDENT

PRESIDENT JOHNSON II Manuale utente

PRESIDENT

PRESIDENT JOHNSON II ASC Manuale utente

PRESIDENT

PRESIDENT MC KINLEY USA 12/24 V Manuale utente

PRESIDENT

PRESIDENT HARRY III Manuale utente

PRESIDENT

PRESIDENT Walker 2 Manuale utente

PRESIDENT

PRESIDENT VALERY CLASSIC Manuale utente

PRESIDENT

PRESIDENT Johny II Manuale utente

PRESIDENT

PRESIDENT JAMES Manuale utente

PRESIDENT

PRESIDENT JOHNSON II VOX 12/24 V Manuale utente

PRESIDENT

PRESIDENT HARRY II CLASSIC Manuale utente

PRESIDENT

PRESIDENT Jackson Manuale utente

PRESIDENT

PRESIDENT Walker III FCC Manuale utente

PRESIDENT

PRESIDENT LINCOLN Manuale utente

PRESIDENT

PRESIDENT THOMAS FCC Manuale utente

PRESIDENT

PRESIDENT MC 8000 DSC Manuale utente

PRESIDENT

PRESIDENT HARRY II Manuale utente

Manuali Radio popolari di altre marche

EisSound

EisSound KBSound iSelect Manuale utente

Midland

Midland 1001LWX Manuale utente

Konig

Konig HAV-SR41 Manuale utente

Roberts

Roberts exprssion Manuale utente

VDigi

VDigi DD3.0 Manuale utente

Radio Shack

Radio Shack 21-1863 Manuale utente

Roberts

Roberts Stream 207 Manuale utente

Sony

Sony Walkman SRF-M97 Manuale utente

Stanley

Stanley FatMax FMC770 Manuale utente

auna

auna DAB-Radio 10026947 Manuale utente

SOUNDMASTER

SOUNDMASTER UR190 Manuale utente

HYT

HYT TC-320 Manuale utente

auna multimedia

auna multimedia Yellowstone 10026851 Manuale utente

B-Tech

B-Tech GMRS-V2 Manuale utente

Weierwei

Weierwei VEV-V8 Manuale utente

SOUNDMASTER

SOUNDMASTER DAB750 Manuale utente

Telefunken

Telefunken TF-1505 Manuale utente

Makita

Makita LXRM03 Manuale utente