! " #
#
'
# :
#
4 0
TP
ADJ.
IC7770
L5768
Pin 17
TAPE
MEAS. EQ
Digital Voltmeter,
Frequ. Generator
1 # 4 4 4
7 4 0 5
, , ; - ( 2 = *
3
" "
,
1
!
@
8 I #
# :
1
!
@
(
TP
ADJ.
MODE
Tuner 1760
R3773
Pin 11
TAPE
MEAS. EQ
Oscilloscope
(10:1 Probe),
Video Pattern
Generator
4 0
: + 4 4 +
, , ; - ( 2 = *
3
,
D
= % "
TP
ADJ.
MODE
Service
Service Mode
Menu
TAPE
MEAS. EQ
Video Pattern
Generator
' : < # 9 = : 9
>
1
$
$
.
!
(
MODE
INPUT
38,9MHz / 200mV
TV
on Pin 11
Tuner 1760
SPEC.
2,5V ±0,2V
INPUT
5mV (74dBµV)
on aerial input
TV
channel 24
PAL-White picture
no audio carrier
SPEC.
550mV
-1dB
pp
INPUT
5mV (74dBµV)
on aerial input
channel 40 (623MHz)
SPEC.
See description below
>
# , ! $ 2
J , < ' J (
@
J ' 7 8 B J (
@
(
(
C
3
>
1
, ! $
@
J , 9 : # < D : J
J
>
,
J * J
J
>
=
(
J
J ' % J
J 8 7 J
@ !
J < E J (
! " # $ %
&
pp
$
9
!
(
'
! @
! ! (
@
TP
ADJ.
Service
Menu
TAPE
VHS Alignment Tape
4822 397 30103
' : < # 9 = : 9
>
1
% ,
2 . 5 * * + 6 4 + + 3
>
# , ! 2
A , < ' ? (
@
A ' 7 8 B ? (
! @
(
(
C
3
>
1
, !
@
A
A , 9 : # < D : ?
A
>
=
A
A < E ?
!
9 9 ' : < $
"
@
! A ?
< , 1
@ A ? (
' (
' !
@
%
! @
µ
'
!
'
( ) *
* +
, ) *
- .
% & ' (
)
9
!
1
!
@
1
!
@
TP
ADJ.
CSRP,
R3088
E/7073
TAPE
Blank Tape
W
W
J (
J
J
W
J (
C
B
J
J J
J J
(
MODE
Service Mode,
Playback
MEAS. EQ
See description
W
? (
B
?
W
? (
A I 8 ' ?
MODE
INPUT
SECAM-Red picture
Record
(75% Saturation)
on SCART
MEAS. EQ
SPEC.
Oscilloscope,
240 mV
Video Pattern
±15mV
Generator
(see Fig. below)
INPUT
SPEC.
below
pp
pp