Teac AG-7D User manual

AAGG--77DD
SERVICE MANUAL
AV Digital Home Theater Receiver
Effective : November, 2004 S-0135A
CONTENTS
1 SPECIFICATIONS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・2
2 ADJUSTMENTS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・3
3 EXPLODED VIEWS AND PARTS LIST ・・・・・・・・・・・・・・・・・4
4 PC BOARDS AND PARTS LIST ・・・・・・・・・・・・・・・・・・・・・・・・7
5 INCLUDED ACCESSORIES ・・・・・・・・・・・・・・・・・・・・・・・・・・・22
NOTES
●PC boards shown are viewed from parts side.
●The parts with no reference number or no parts number in the
exploded views are not supplied.
●As regards the resistors and capacitors, refer to the circuit diagrams
contained in this manual.
●£Parts marked with this sign are safety critical components. They
must be replaced with identical components - refer to the appropriate
parts list and ensure exact replacement.
●Parts of [ ] mark can be used only with the version designated.
[E]:EUROPE[A]:AUSTRALIA[CN]:CHINA[K]:KOREA

1 SPECIFICATIONS
−2−
Amplifier Section
Output Power ........................................................100 W + 100 W
(Stereo, 0.2 % THD, 20 Hz to 20 kHz, 6 Ω)
120W + 120W (6 Ω, JEITA)
Surround Output Power ..................................125 W per channel
(0.7 % THD, 1 kHz, 6 Ω, only one channel driven)
160 W per channel (6 Ω, JEITA)
Total Harmonic Distortion ................0.09 % (at 95 W, 1 kHz, 6 Ω)
Audio Input Sensitivity/Impedance ..............*LINE: 200 mV/47 kΩ
Output Level/Impedance (TAPE REC) ..................200 mV / 2.2 kΩ
Frequency Response................*LINE: 20 Hz to 50 kHz, +0 / –3 dB
Signal-to-Noise Ratio ....................................*LINE: 90 dB (IHF-A)
Tone Control ............................................BASS: ± 10 dB at 100 Hz
TREBLE: ± 10 dB at 10 kHz
Digital Audio Section
Sampling Frequency ..................32 kHz, 44.1 kHz, 48 kHz, 96 kHz
Digital Input Level ................................COAXIAL (75 Ω): 0.5 Vp-p
OPTICAL (660nm): –15 dBm to –21 dBm
Video Section
S-Video output
Y (luminance) - Output level ..............................1 Vp-p (75 Ω)
C (color) - Output level................................286 mVp-p (75 Ω)
Jacks ..................................................................S-VIDEO jack
Video output
Output level ........................................................1 Vp-p (75 Ω)
Jacks ..........................................................................RCA jack
Component video output (Y, PB, PR)
Y-Output level..................................................1.0 Vp-p (75 Ω)
PB, PR-Output level ..........................................0.7 Vp-p (75 Ω)
Jacks ........................................................................RCA jacks
FM Tuner Section (Without notes 100.1 MHz, 65 dBf)
Tuning Range ....................87.5 MHz to 108.0 MHz (50 kHz steps)
Total Harmonic Distortion (1 kHz) ..............................Mono: 0.5%
Stereo: 0.8%
Frequency Response ..................................30 Hz to 15 kHz, ±3 dB
Stereo Separation (1 kHz)......................................................40 dB
Signal-to-Noise Ratio ................................................Mono: 70 dB
Stereo: 65 dB
AM Tuner Section
Tuning Range ..........................522 kHz to 1,611 kHz (9 kHz steps)
Usable Sensitivity ............................................................500 µV/m
Total Harmonic Distortion ..................................1.5% at 100 dB/m
Signal-to-Noise Ratio ........................................40 dB at 100 dB/m
General
Power Requirements ..........AC 220 V, 50 Hz (China/Korea model)
AC 230 V, 50 Hz (Europe/Australia model)
Power Consumption ................................250 W (STANDBY : 3 W)
AC Outlet ....................................................................switched x 1
(except Australia model, total 100 W max.)
Dimensions (W x H x D) ................................435 x 143 x 372 mm
Weight (net) ........................................................................10.4 kg
Standard Accessories
Power Cord x 1
AM Loop Antenna x 1
FM T-type Antenna x 1
FM Matching Transformer x 1
Remote Control Unit (UR-426) x 1
Battery (AAA, R03, UM-4) x 2
Owner’s Manual x 1
* LINE means CD, TAPE, VIDEO.
•Design and specifications are subject to change without notice.
•Weight and dimensions are approximate.

−3−
2-1 Adjustment Locations
SVR1
SVR2
SVR3
T1
AM IF
MA
2 ADJUSTMENTS
ITEM SIGNAL GENERATOR SETTING FREQUENCY
SETTING
ADJUSTMENT
POINTS ADJUST FOR
1. RF Tracking 400Hz
30% modulation 58dBu 603kHz 1404kHz MA coil
Output level is maximum.
603kHz, 1404kHz should
be confirmed repeatedly.
2. IF Tracking 400Hz
30% modulation 58dBu 603kHz AM IF coil Output level is maximum.
3. Auto Stop Level 400Hz
30% modulation 60dBu 603kHz SVR3 TUNED indicator lights.
2-2 AM Adjustment
SIGNAL OUTPUT
2-3 FM Adjustment
ITEM SIGNAL GENERATOR SETTING FREQUENCY
SETTING
ADJUSTMENT
POINTS ADJUST FOR
1. Stereo Distortion
1kHz
Main: 90%
Pilot: 10%
60dBu 98.1MHz T1 coil Distortion is minimum.
2. Stereo Separation
1kHz
Main: 90%
Pilot: 10%
60dBu 98.1MHz SVR2 Separation is maximum.
3. Auto Stop Level 1kHz
75 kHz deviation 19dBu 98.1MHz SVR1 TUNED indicator lights.
SIGNAL OUTPUT

−4−
12
17
13
14
15
18
19
11
16
2
7
3
4
5
8
9
10
1
6
22
27
23
24
25
28 29
30
26
1
32
31
33
34
36
35
37
38
39
41
40
42
43
44
46
45
47
48
49
26
26
29
29
50
3 EXPLODED VIEWS AND PARTS LIST

−5−
EXPLODED VIEW LIST
REF.NO. PARTSNO. DESCRIPTION REMARKS
15088210788000Z KNOBASSY[E,A,K]
5088210788010Z KNOBASSY[CN]
25077210973020 WINDOW,DISPLAY
34317211141000 COVER,RCA[E,A,K]
4317211141010 COVER,RCA[CN]
43067211198050 PANEL,FRONT[E]
3067211198040 PANEL,FRONT[A,K]
3067211198080 PANEL,FRONT[CN]
55630210328000 BADGE[E,A,K]
5630210328010 BADGE[CN]
65160210093000 INDICATOR,LED
73417210091000 BODY[E,A,K]
3417210091010 BODY[CN]
85097211981020 BUTTON,9KEY‑RDS[E]
5097211991020 BUTTON,4KEY[A,K]
5097211991040 BUTTON,4KEY[CN]
97028063233010 ST‑BYSWPCBASSY
10 5097211971000 BUTTON,POWER[E,A,K]
5097211971010 BUTTON,POWER[CN]
11 4010210876000 BRACKET,POWER
12 7028063234010 POWERSWPCBASSY
13 7028063236010 HPPCBASSY[E,A,K]
7028063236020 HPPCBASSY[CN]
14 5160040643010 INDICATOR,STAND‑BY
15 7028063212010 MULTIPCBASSY
16 7028063211040 FRONTPCBASSY[E]
7028063211020 FRONTPCBASSY[A,K]
7028063211060 FRONTPCBASSY[CN]
17 K530125000010 DISPLAY,FLTHNA‑12MM50
18 4320210091010 HOLDER,FLT
19 2120210678000 HEATSINK
22 4010056906010 BRACKET,HEATSINK
23 7028063261010 AMPPCBASSY
24 3200211166000 CHASSIS,MAIN
25 4300040561010 SPACER,KNOB
26 4007040241040 FOOT[E,A,K]
4007040241050 FOOT[CN]
27 7028063251070 MAINPCBASSY[E]
70280632510D0 MAINPCBASSY[A,CN]
7028063251080 MAINPCBASSY[K]
28 2120210748020 HEATSINK
29 G602405B0400Y TERMINAL,RCA4PIN
30 G607902AA101Y TERMINAL,RCA9PIN
31 G601207E0200Y TERMINAL,RCA2PIN
32 G614801A1400Y TERMINAL,BOARDSCREW8P
33 G612405E1200Y TERMINAL,BOARDSCREW4P
34 7028063241020 DSPPCBASSY
35 G601020130100 TERMINAL,RCA2PIN
36 E100116500010 MODULE,OPTICALTRANSMITTER
37 E100116500020 MODULE,OPTICALRECEIVER
38 7028063221040 VIDEOPCBASSY[E,A,CN]
7028063221020 VIDEOPCBASSY[K]
39 G601802002010 TERMINAL,RCA2PIN

−6−
EXPLODED VIEW LIST
REF.NO. PARTSNO. DESCRIPTION REMARKS
40 E903141130010 TUNER,FM/AMKST‑MB014MA1‑13[E,A]
E903111300010 TUNER,FM/AMKST‑MB001MA1‑13[CN]
E903011300010 TUNER,FM/AMKST‑MB001MA0‑13S[K]
41 7028063232020 COMPONENTPCBASSY
42 G606030164010 TERMINAL,RCA3PIN
43 3207211466030 CHASSIS,BACK[E]
3207211466060 CHASSIS,BACK[A]
3207211466050 CHASSIS,BACK[CN]
3207211466040 CHASSIS,BACK[K]
44 3007210356000 CABINET,TOP[E,A,K]
3007210356010 CABINET,TOP[CN]
45 7028063231050 ST‑BYPCBASSY[E]
7028063231080 ST‑BYPCBASSY[A]
7028063231070 ST‑BYPCBASSY[CN]
7028063231060 ST‑BYPCBASSY[K]
46£G435040110000 SOCKET,POWERRECEPTACLE[E]
£G435000130010 SOCKET,POWERRECEPTACLE[CN]
£G435000160010 SOCKET,POWERRECEPTACLE[K]
47£G430040550010 SOCKET,POWERAC
48 2410040353010 BUSHING,TERMINAL[E,A,K]
49£L061000000060 CORD,AC[E]
£L068020130010 CORDASSY[A]
£L061000000040 CORD,AC[CN]
£L061000000050 CORD,AC[K]
50£8200960610260 POWERTRANS,MAIN230V[E,A]
£8200960610270 POWERTRANS,MAIN220V[CN,K]
N712151634810 CABLE,FLATCARD15P
N712172044810 CABLE,FLATCARD17P
Q204C J503947F00000 TR,2SD947F
Q204FL J503947F00000 TR,2SD947F
Q204FR J503947F00000 TR,2SD947F
Q204SB J503947F00000 TR,2SD947F
Q204SL J503947F00000 TR,2SD947F
Q204SR J503947F00000 TR,2SD947F
Q205C£J5032390Y0000 TR,2SD2390Y
Q205FL£J5032390Y0000 TR,2SD2390Y
Q205FR£J5032390Y0000 TR,2SD2390Y
Q205SB£J5032390Y0000 TR,2SD2390Y
Q205SL£J5032390Y0000 TR,2SD2390Y
Q205SR£J5032390Y0000 TR,2SD2390Y
Q206C£J5011560Y0000 TR,2SB1560Y
Q206FL£J5011560Y0000 TR,2SB1560Y
Q206FR£J5011560Y0000 TR,2SB1560Y
Q206SB£J5011560Y0000 TR,2SB1560Y
Q206SL£J5011560Y0000 TR,2SB1560Y
Q206SR£J5011560Y0000 TR,2SB1560Y

−7−
4 PC BOARDS AND PARTS LIST
MAIN PCB (SIDE A)

−8−
MAIN PCB (SIDE B)

−9−
AMP PCB
FRONT PCB MULTI PCB

−10−
DSP PCB (SIDE A) DSP PCB (SIDE B)
VIDEO PCB (SIDE A) VIDEO PCB (SIDE B)